By-Elections Results

By-Election Date	Incumbent MP Name	Incumbent MP Elected As	Winning MP Name	Winning MP Elected As	Cause	Cause Category	Governing Outcome
2024-05-02	Scott Benton	CON	Chris Webb	LAB	Resigned after being suspended for five weeks and being subject to a recall petition	Resignation	Opposition Gain
2024-02-29	Tony Lloyd	LAB	George Galloway	WPA	Death (leukaemia)	Death	Opposition Defence
2024-02-15	Peter Bone	CON	Gen Kitchen	LAB	Successful recall petition after allegations of bullying and sexual misconduct.	Recall	Opposition Gain
2024-02-15	Chris Skidmore	CON	Damien Egan	LAB	Resignation in protest of the Conservative government’s bill to grant new oil and gas licences.	Resignation	Opposition Gain
2023-10-19	Nadine Dorries	CON	Alistair Strathern	LAB	Resignation “with immediate effect”, although had not formally resigned until 26 August.	Resignation	Opposition Gain
2023-10-19	Chris Pincher	CON	Sarah Edwards	LAB	Resignation after losing his appeal for his suspension due to groping allegations.	Resignation	Opposition Gain
2023-10-05	Margaret Ferrier	SNP	Michael Shanks	LAB	Successful recall petition via the provisions of the Recall of MPs Act 2015, after Ferrier broke COVID-19 rules in 2020.	Recall	Opposition Gain
2023-07-20	Boris Johnson	CON	Steve Tuckwell	CON	Resignation “with immediate effect” after being handed results of investigation into allegations he misled Parliament over Partygate.	Resignation	Government Defence
2023-07-20	David Warburton	CON	Sarah Dyke	LIB	Announced his resignation on 17 June, 14 months after being suspended from the Conservative Party pending an investigation.	Resignation	Opposition Gain
2023-07-20	Nigel Adams	CON	Keir Mather	LAB	Resignation “with immediate effect”.	Resignation	Opposition Gain
2023-02-09	Rosie Cooper	LAB	Ashley Dalton	LAB	Resignation to take up job as chair of Mersey Care NHS Foundation Trust.	Appointment	Opposition Defence
2022-12-15	Kate Green	LAB	Andrew Western	LAB	Resignation to take up job as deputy mayor of Greater Manchester	Appointment	Opposition Defence
2022-12-01	Chris Matheson	LAB	Samantha Dixon	LAB	Resignation after being suspended for serious sexual misconduct	Resignation	Opposition Defence
2022-06-23	Neil Parish	CON	Richard Foord	LIB	Resignation after being accused of watching pornography in the House of Commons on two occasions.	Resignation	Opposition Gain
2022-06-23	Imran Ahmad Khan	CON	Simon Lightwood	LAB	Resignation after being convicted of sexually assaulting a 15-year-old boy.	Resignation	Opposition Gain
2022-03-03	Jack Dromey	LAB	Paulette Hamilton	LAB	Death (heart failure).	Death	Opposition Defence
2022-02-03	David Amess	CON	Anna Firth	CON	Death (murder).	Death	Government Defence
2021-12-16	Owen Paterson	CON	Helen Morgan	LIB	Resignation after having been found to have broken lobbying rules.	Resignation	Opposition Gain
2021-12-02	James Brokenshire	CON	Louie French	CON	Death (cancer).	Death	Government Defence
2021-07-01	Tracy Brabin	LAB	Kim Leadbeater	LAB	Resignation after being elected as Mayor of West Yorkshire.	Alternative office	Opposition Defence
2021-06-17	Cheryl Gillan	CON	Sarah Green	LIB	Death (cancer).	Death	Opposition Gain
2021-05-13	Neil Gray	SNP	Anum Qaisar	SNP	Resignation to contest the seat of Airdrie and Shotts in the Scottish Parliament.	Alternative office	Opposition Defence
2021-05-06	Mike Hill	LAB	Jill Mortimer	CON	Resignation following allegations of sexual harassment and victimisation.	Resignation	Government Gain
2019-08-01	Chris Davies	CON	Jane Dodds	LIB	Successful recall petition via the provisions of the Recall of MPs Act 2015, after Davies’ conviction for false expenses claims, pursuant to the Parliamentary Standards Act 2009.	Recall	Opposition Gain
2019-06-06	Fiona Onasanya	LAB	Lisa Forbes	LAB	Successful recall petition via the provisions of the Recall of MPs Act 2015, after Onasanya’s conviction for perverting the course of justice, in relation to a motoring offence.	Recall	Opposition Defence
2019-04-04	Paul Flynn	LAB	Ruth Jones	LAB	Death (long illness).	Death	Opposition Defence
2018-06-14	Heidi Alexander	LAB	Janet Daby	LAB	Resignation on appointment as Deputy Mayor of London.	Appointment	Opposition Defence
2018-05-03	Barry McElduff	SFA	Órfhlaith Begley	SFA	Resignation after making a joke about the Kingsmill massacre on social media.	Resignation	Opposition Defence
2017-02-23	Jamie Reed	LAB	Trudy Harrison	CON	Resignation to take up his new role in the nuclear power industry.	Resignation	Government Gain
2017-02-23	Tristram Hunt	LAB	Gareth Snell	LAB	Resignation to take up his new role as head of the Victoria and Albert Museum.	Resignation	Opposition Defence
2016-12-08	Stephen Phillips	CON	Caroline Johnson	CON	Resignation citing irreconcilable differences with the government.	Resignation	Government Defence
2016-12-01	Zac Goldsmith	CON	Sarah Olney	LIB	Sought reelection as an Independent in opposition to the government’s decision on the expansion of Heathrow Airport.	Reelection	Opposition Gain
2016-10-20	David Cameron	CON	Robert Courts	CON	Resignation as an MP two months after resigning as Prime Minister and Leader of Conservative Party.	Resignation	Government Defence
2016-10-20	Jo Cox	LAB	Tracy Brabin	LAB	Death (murder).	Death	Opposition Defence
2016-06-16	Sadiq Khan	LAB	Rosena Allin-Khan	LAB	Resignation upon his election as Mayor of London.	Alternative office	Opposition Defence
2016-05-05	Harry Harpham	LAB	Gill Furniss	LAB	Death (cancer).	Death	Opposition Defence
2016-05-05	Huw Irranca-Davies	LAB	Christopher Elmore	LAB	Resignation to contest the Welsh Assembly election.	Alternative office	Opposition Defence
2015-12-03	Michael Meacher	LAB	Jim McMahon	LAB	Death (short illness).	Death	Opposition Defence
2014-11-20	Mark Reckless	CON	Mark Reckless	UKI	Sought re-election upon change of party allegiance	Reelection	Opposition Gain
2014-10-09	Jim Dobbin	LAB	Liz McInnes	LAB	Death (acute alcohol toxicity with food aspiration)	Death	Opposition Defence
2014-10-09	Douglas Carswell	CON	Douglas Carswell	UKI	Sought re-election upon change of party allegiance	Reelection	Opposition Gain
2014-06-05	Patrick Mercer	CON	Robert Jenrick	CON	Resignation (following recommendation from the Standards Committee that he be suspended for six months for breach of the paid advocacy rule)	Resignation	Government Defence
2014-02-13	Paul Goggins	LAB	Mike Kane	LAB	Death (stroke/haemorrhage)	Death	Opposition Defence
2013-05-02	David Miliband	LAB	Emma Lewell-Buck	LAB	Resignation to join International Rescue Committee	Resignation	Opposition Defence
2013-03-07	Martin McGuinness	SFA	Francie Molloy	SFA	Resignation to end ‘double-jobbing’ as Member of Parliament and Member of the Northern Ireland Assembly	Alternative office	Opposition Defence
2013-02-28	Chris Huhne	LIB	Mike Thornton	LIB	Resignation following pleading guilty to perverting the course of justice	Resignation	Government Defence
2012-11-29	Malcolm Wicks	LAB	Steve Reed	LAB	Death (cancer)	Death	Opposition Defence
2012-11-29	Stuart Bell	LAB	Andy McDonald	LAB	Death (cancer)	Death	Opposition Defence
2012-11-29	Denis MacShane	LAB	Sarah Champion	LAB	Resignation (following recommendation from the Standards and Privileges Committee that he be suspended for 12 months for submitting false expenses invoices stemming from the United Kingdom Parliamentary expenses scandal)	Resignation	Opposition Defence
2012-11-15	Alun Michael	LAB	Stephen Doughty	LAB	Resignation to contest South Wales Police and Crime Commissioner election	Alternative office	Opposition Defence
2012-11-15	Tony Lloyd	LAB	Lucy Powell	LAB	Resignation to contest Greater Manchester Police and Crime Commissioner election	Alternative office	Opposition Defence
2012-11-15	Louise Mensch	CON	Andy Sawford	LAB	Resignation for family reasons	Resignation	Opposition Gain
2012-03-29	Marsha Singh	LAB	George Galloway	RES	Resignation (serious health problems)	Resignation	Opposition Gain
2011-12-15	Alan Keen	LAB	Seema Malhotra	LAB	Death (cancer)	Death	Opposition Defence
2011-06-30	David Cairns	LAB	Iain McKenzie	LAB	Death (pancreatitis)	Death	Opposition Defence
2011-06-09	Gerry Adams	SFA	Paul Maskey	SFA	Resignation (to contest the Louth constituency in the Irish general election)	Alternative office	Opposition Defence
2011-05-05	Peter Soulsby	LAB	Jon Ashworth	LAB	Resignation (to contest the mayoralty of Leicester)	Alternative office	Opposition Defence
2011-03-03	Eric Illsley	LAB	Dan Jarvis	LAB	Resignation (pleaded guilty to charges of false accounting stemming from the United Kingdom Parliamentary expenses scandal)	Resignation	Opposition Defence
2011-01-13	Phil Woolas	LAB	Debbie Abrahams	LAB	Void election; reported personally guilty of false statements of fact concerning a candidate.	Disqualified / Expelled	Opposition Defence
2009-11-12	Michael Martin	SKR	Willie Bain	LAB	Resignation	Resignation	Government Gain
2009-07-23	Ian Gibson	LAB	Chloe Smith	CON	Resignation	Resignation	Opposition Gain
2008-11-06	John MacDougall	LAB	Lindsay Roy	LAB	Death (mesothelioma)	Death	Government Defence
2008-07-24	David Marshall	LAB	John Mason	SNP	Resignation due to ill health	Resignation	Opposition Gain
2008-07-10	David Davis	CON	David Davis	CON	Resigned to recontest	Reelection	Opposition Defence
2008-06-26	Boris Johnson	CON	John Howell	CON	Election as Mayor of London	Alternative office	Opposition Defence
2008-05-22	Gwyneth Dunwoody	LAB	Edward Timpson	CON	Death (heart attack)	Death	Opposition Gain
2007-07-19	Piara Khabra	LAB	Virendra Sharma	LAB	Death (liver problems)	Death	Government Defence
2007-07-19	Tony Blair	LAB	Phil Wilson	LAB	Resignation on appointment as Middle East Envoy	Resignation	Government Defence
2006-06-29	Eric Forth	CON	Bob Neill	CON	Death (cancer)	Death	Opposition Defence
2006-06-29	Peter Law	IND	Dai Davies	IND	Death (cancer)	Death	Opposition Defence
2006-02-09	Rachel Squire	LAB	Willie Rennie	LIB	Death (cancer/stroke)	Death	Opposition Gain
2005-09-29	Robin Cook	LAB	Jim Devine	LAB	Death (heart disease)	Death	Government Defence
2005-07-14	Patsy Calton	LIB	Mark Hunter	LIB	Death (cancer)	Death	Opposition Defence
2004-09-30	Peter Mandelson	LAB	Iain Wright	LAB	Resignation on appointment as European Commissioner	Appointment	Government Defence
2004-07-15	Jim Marshall	LAB	Parmjit Singh Gill	LIB	Death (heart attack)	Death	Opposition Gain
2004-07-15	Terry Davis	LAB	Liam Byrne	LAB	Resignation on appointment as Secretary-General of the Council of Europe	Appointment	Government Defence
2003-09-18	Paul Daisley	LAB	Sarah Teather	LIB	Death (cancer)	Death	Opposition Gain
2002-02-14	Sir Raymond Powell	LAB	Huw Irranca-Davies	LAB	Death (unknown; probable asthma attack)	Death	Government Defence
2001-11-22	Jamie Cann	LAB	Chris Mole	LAB	Death (liver disease)	Death	Government Defence
2000-12-21	Dennis Canavan	LAB	Eric Joyce	LAB	Resignation in order to concentrate on his role as a Member of the Scottish Parliament	Alternative office	Government Defence
2000-11-23	Audrey Wise	LAB	Mark Hendrick	LAB	Death (cancer)	Death	Government Defence
2000-11-23	Betty Boothroyd	SKR	Adrian Bailey	LAB	Life peerage	Peerage	Government Gain
2000-11-23	Donald Dewar	LAB	John Robertson	LAB	Death (Brain haemorrhage after heart surgery)	Death	Government Defence
2000-09-21	Clifford Forsythe	UUP	William McCrea	DUP	Death (sudden illness)	Death	Opposition Gain
2000-06-22	Bernie Grant	LAB	David Lammy	LAB	Death (heart attack)	Death	Government Defence
2000-05-04	Michael Colvin	CON	Sandra Gidley	LIB	Death (accidental fire)	Death	Opposition Gain
2000-02-03	Cynog Dafis	PLC	Simon Thomas	PLC	Resignation following election to the Welsh Assembly	Alternative office	Opposition Defence
1999-11-25	Alan Clark	CON	Michael Portillo	CON	Death (cancer)	Death	Opposition Defence
1999-09-23	Roger Stott	LAB	Neil Turner	LAB	Death (long illness)	Death	Government Defence
1999-09-23	George Robertson	LAB	Bill Tynan	LAB	Life peerage upon appointment as Secretary-General of NATO	Peerage	Government Defence
1999-07-22	Alastair Goodlad	CON	Stephen O’Brien	CON	Appointment as High Commissioner to Australia	Appointment	Opposition Defence
1999-06-10	Derek Fatchett	LAB	Hilary Benn	LAB	Death (heart attack)	Death	Government Defence
1997-11-20	Piers Merchant	CON	Jacqui Lait	CON	Resignation (scandal)	Resignation	Opposition Defence
1997-11-20	Mark Oaten	LIB	Mark Oaten	LIB	Void election	Disqualified / Expelled	Opposition Defence
1997-11-06	Gordon McMaster	LAB	Douglas Alexander	LAB	Death (suicide)	Death	Government Defence
1997-07-31	Sir Michael Shersby	CON	John Randall	CON	Death (heart attack)	Death	Opposition Defence
1997-02-27	Barry Porter	CON	Ben Chapman	LAB	Death (cancer)	Death	Opposition Gain
1996-12-12	Terry Patchett	LAB	Jeff Ennis	LAB	Death (cancer)	Death	Opposition Defence
1996-04-11	Sir David Lightbown	CON	Brian Jenkins	LAB	Death (heart attack)	Death	Opposition Gain
1996-02-01	Derek Enright	LAB	Jon Trickett	LAB	Death (cancer)	Death	Opposition Defence
1995-07-27	Geoffrey Dickens	CON	Chris Davies	LIB	Death (long illness)	Death	Opposition Gain
1995-06-15	Sir James Kilfedder	IND	Robert McCartney	UKU	Death (heart attack)	Death	Opposition Defence
1995-05-25	Sir Nicholas Fairbairn	CON	Roseanna Cunningham	SNP	Death (liver cirrhosis)	Death	Opposition Gain
1995-02-16	Neil Kinnock	LAB	Don Touhig	LAB	Appointment as European Commissioner	Appointment	Opposition Defence
1994-12-15	John Blackburn	CON	Ian Pearson	LAB	Death (heart attack)	Death	Opposition Gain
1994-06-30	John Smith	LAB	Helen Liddell	LAB	Death (heart attack)	Death	Opposition Defence
1994-06-09	Jo Richardson	LAB	Margaret Hodge	LAB	Death (long illness)	Death	Opposition Defence
1994-06-09	Bryan Gould	LAB	Judith Church	LAB	Appointment as Vice-Chancellor of the University of Waikato, New Zealand	Resignation	Opposition Defence
1994-06-09	Stephen Milligan	CON	David Chidgey	LIB	Death (auto-erotic asphyxiation)	Death	Opposition Gain
1994-06-09	Ron Leighton	LAB	Stephen Timms	LAB	Death	Death	Opposition Defence
1994-06-09	Bob Cryer	LAB	Gerry Sutcliffe	LAB	Death (road accident)	Death	Opposition Defence
1994-05-05	Jimmy Boyce	LAB	Denis MacShane	LAB	Death (heart attack)	Death	Opposition Defence
1993-07-29	Robert Adley	CON	Diana Maddock	LIB	Death (heart attack)	Death	Opposition Gain
1993-05-06	Judith Chaplin	CON	David Rendel	LIB	Death (complications following surgery)	Death	Opposition Gain
1991-11-07	Richard Holt	CON	Ashok Kumar	LAB	Death	Death	Opposition Gain
1991-11-07	George Buckley	LAB	Derek Enright	LAB	Death	Death	Opposition Defence
1991-11-07	Alick Buchanan-Smith	CON	Nicol Stephen	LIB	Death	Death	Opposition Gain
1991-07-04	Eric Heffer	LAB	Peter Kilfoyle	LAB	Death (cancer)	Death	Opposition Defence
1991-05-16	Sir John Stradling Thomas	CON	Huw Edwards	LAB	Death	Death	Opposition Gain
1991-04-04	Donald Coleman	LAB	Peter Hain	LAB	Death	Death	Opposition Defence
1991-03-07	David Waddington	CON	Michael Carr	LIB	Life peerage on appointment as Leader of the House of Lords	Peerage	Opposition Gain
1990-11-29	Allen Adams	LAB	Irene Adams	LAB	Death (brain haemorrhage)	Death	Opposition Defence
1990-11-29	Norman Buchan	LAB	Gordon McMaster	LAB	Death	Death	Opposition Defence
1990-11-08	Michael Carr	LAB	Joseph Benton	LAB	Death (heart attack)	Death	Opposition Defence
1990-11-08	Pat Wall	LAB	Terry Rooney	LAB	Death (long illness)	Death	Opposition Defence
1990-10-18	Ian Gow	CON	David Bellotti	LIB	Death (terrorism)	Death	Opposition Gain
1990-09-27	Sean Hughes	LAB	Edward O’Hara	LAB	Death (cancer)	Death	Opposition Defence
1990-05-24	Allan Roberts	LAB	Michael Carr	LAB	Death (cancer)	Death	Opposition Defence
1990-05-17	Harold McCusker	UUP	David Trimble	UUP	Death (cancer)	Death	Opposition Defence
1990-03-22	John Heddle	CON	Sylvia Heal	LAB	Death (suicide)	Death	Opposition Gain
1989-06-15	Stuart Holland	LAB	Kate Hoey	LAB	Appointment to the European University Institute, Florence	Resignation	Opposition Defence
1989-06-15	Bob McTaggart	LAB	Mike Watson	LAB	Death (heart attack)	Death	Opposition Defence
1989-05-04	Sir Raymond Gower	CON	John Smith	LAB	Death	Death	Opposition Gain
1989-02-23	Leon Brittan	CON	William Hague	CON	Appointment as European Commissioner	Appointment	Government Defence
1989-02-23	Brynmor John	LAB	Kim Howells	LAB	Death (chronic fatigue syndrome)	Death	Opposition Defence
1988-12-15	Sir John Biggs-Davison	CON	Steven Norris	CON	Death	Death	Government Defence
1988-11-10	Bruce Millan	LAB	Jim Sillars	SNP	Appointment as European Commissioner	Appointment	Opposition Gain
1988-07-14	Sir Brandon Rhys Williams, Bt.	CON	Dudley Fishburn	CON	Death (leukaemia)	Death	Government Defence
1987-03-12	David Penhaligon	LIB	Matthew Taylor	LIB	Death (road accident)	Death	Opposition Defence
1987-02-26	Guy Barnett	LAB	Rosie Barnes	SDP	Death	Death	Opposition Gain
1986-11-13	Robert Kilroy-Silk	LAB	George Howarth	LAB	New BBC TV presenter career	Resignation	Opposition Defence
1986-07-17	John Golding	LAB	Llin Golding	LAB	Appointment as General Secretary of the National Communications Union	Resignation	Opposition Defence
1986-05-08	Matthew Parris	CON	Patrick McLoughlin	CON	Appointment as presenter of LWT programme Weekend World	Resignation	Government Defence
1986-05-08	John Spence	CON	Elizabeth Shields	LIB	Death	Death	Opposition Gain
1986-04-10	Martin Stevens	CON	Nick Raynsford	LAB	Death	Death	Opposition Gain
1986-01-23	Clifford Forsythe	UUP	Clifford Forsythe	UUP	Sought re-election in opposition to the Anglo-Irish Agreement	Reelection	Opposition Defence
1986-01-23	Roy Beggs	UUP	Roy Beggs	UUP	Sought re-election in opposition to the Anglo-Irish Agreement	Reelection	Opposition Defence
1986-01-23	Cecil Walker	UUP	Cecil Walker	UUP	Sought re-election in opposition to the Anglo-Irish Agreement	Reelection	Opposition Defence
1986-01-23	Martin Smyth	UUP	Martin Smyth	UUP	Sought re-election in opposition to the Anglo-Irish Agreement	Reelection	Opposition Defence
1986-01-23	Peter Robinson	DUP	Peter Robinson	DUP	Sought re-election in opposition to the Anglo-Irish Agreement	Reelection	Opposition Defence
1986-01-23	James Kilfedder	PPU	James Kilfedder	PPU	Sought re-election in opposition to the Anglo-Irish Agreement	Reelection	Opposition Defence
1986-01-23	Enoch Powell	UUP	Enoch Powell	UUP	Sought re-election in opposition to the Anglo-Irish Agreement	Reelection	Opposition Defence
1986-01-23	Harold McCusker	UUP	Harold McCusker	UUP	Sought re-election in opposition to the Anglo-Irish Agreement	Reelection	Opposition Defence
1986-01-23	Ken Maginnis	UUP	Ken Maginnis	UUP	Sought re-election in opposition to the Anglo-Irish Agreement	Reelection	Opposition Defence
1986-01-23	James Molyneaux	UUP	James Molyneaux	UUP	Sought re-election in opposition to the Anglo-Irish Agreement	Reelection	Opposition Defence
1986-01-23	William Ross	UUP	William Ross	UUP	Sought re-election in opposition to the Anglo-Irish Agreement	Reelection	Opposition Defence
1986-01-23	John Taylor	UUP	John Taylor	UUP	Sought re-election in opposition to the Anglo-Irish Agreement	Reelection	Opposition Defence
1986-01-23	Ian Paisley	DUP	Ian Paisley	DUP	Sought re-election in opposition to the Anglo-Irish Agreement	Reelection	Opposition Defence
1986-01-23	William McCrea	DUP	William McCrea	DUP	Sought re-election in opposition to the Anglo-Irish Agreement	Reelection	Opposition Defence
1986-01-23	James Nicholson	UUP	Seamus Mallon	SDL	Sought re-election in opposition to the Anglo-Irish Agreement	Reelection	Opposition Gain
1985-12-05	Harry Cowans	LAB	David Clelland	LAB	Death	Death	Opposition Defence
1985-07-04	Tom Hooson	CON	Richard Livsey	LIB	Death (heart attack)	Death	Opposition Gain
1984-12-13	Sir Anthony Berry	CON	Michael Portillo	CON	Death (terrorism)	Death	Government Defence
1984-06-14	Bonner Pink	CON	Mike Hancock	SDP	Death	Death	Opposition Gain
1984-05-03	Viscount Macmillan of Ovenden	CON	Virginia Bottomley	CON	Death (heart failure)	Death	Government Defence
1984-05-03	Sir Hugh Fraser	CON	Bill Cash	CON	Death (lung cancer)	Death	Government Defence
1984-05-03	Ioan Evans	LAB	Ann Clwyd	LAB	Death	Death	Opposition Defence
1984-03-01	Eric Varley	LAB	Tony Benn	LAB	Appointment as Chairman of Coalite PLC	Resignation	Opposition Defence
1983-07-28	William Whitelaw	CON	David Maclean	CON	Hereditary peerage on appointment as Leader of the House of Lords	Peerage	Government Defence
1983-03-24	Edward Fletcher	LAB	Oswald O’Brien	LAB	Death	Death	Opposition Defence
1983-02-24	Robert Mellish	LAB	Simon Hughes	LIB	Resignation (dispute with party)	Resignation	Opposition Gain
1982-12-02	Frank McElhone	LAB	Helen McElhone	LAB	Death	Death	Opposition Defence
1982-10-28	Jocelyn Cadbury	CON	John Spellar	LAB	Death (suicide)	Death	Opposition Gain
1982-10-28	Harry Lamborn	LAB	Harriet Harman	LAB	Death	Death	Opposition Defence
1982-09-16	Ifor Davies	LAB	Gareth Wardell	LAB	Death	Death	Opposition Defence
1982-06-24	James Dempsey	LAB	Thomas Clarke	LAB	Death	Death	Opposition Defence
1982-06-03	Bruce Douglas-Mann	LAB	Angela Rumbold	CON	Sought re-election upon change of party allegiance	Reelection	Government Gain
1982-05-27	Sir Ronald Bell	CON	Tim Smith	CON	Death	Death	Government Defence
1982-03-25	Sir Thomas Galbraith	CON	Roy Jenkins	SDP	Death	Death	Opposition Gain
1982-03-04	Robert Bradford	UUP	Martin Smyth	UUP	Death (killed by IRA)	Death	Opposition Defence
1981-11-26	Sir Graham Page	CON	Shirley Williams	SDP	Death	Death	Opposition Gain
1981-10-22	Robert Taylor	CON	Bill Pitt	LIB	Death	Death	Opposition Gain
1981-08-20	Bobby Sands	IND	Owen Carron	IND	Death (hunger strike)	Death	Opposition Defence
1981-07-16	Sir Thomas Williams	LAB	Douglas Hoyle	LAB	Appointment as High Court judge	Appointment	Opposition Defence
1981-04-09	Frank Maguire	IND	Bobby Sands	IND	Death	Death	Opposition Defence
1980-06-26	Thomas McMillan	LAB	Bob McTaggart	LAB	Death	Death	Opposition Defence
1980-03-13	Sir Stephen McAdden	CON	Teddy Taylor	CON	Death	Death	Government Defence
1979-12-13	Geoffrey Dodsworth	CON	Richard Page	CON	Resignation on medical advice	Resignation	Government Defence
1979-09-27	Harold Lever	LAB	Robert Litherland	LAB	Life peerage	Peerage	Opposition Defence
1979-03-29	Sir Arthur Irvine	LAB	David Alton	LIB	Death	Death	Opposition Gain
1979-03-01	David Walder	CON	David Waddington	CON	Death	Death	Opposition Defence
1979-03-01	John Davies	CON	Jock Bruce-Gardyne	CON	Resignation on medical advice	Resignation	Opposition Defence
1978-10-26	Joe Harper	LAB	Geoffrey Lofthouse	LAB	Death	Death	Government Defence
1978-10-26	John Mackintosh	LAB	John Home Robertson	LAB	Death	Death	Government Defence
1978-07-13	Frank Hatton	LAB	George Morton	LAB	Death	Death	Government Defence
1978-07-13	John Mendelson	LAB	Allen McKay	LAB	Death	Death	Government Defence
1978-05-31	Alexander Wilson	LAB	George Robertson	LAB	Death	Death	Government Defence
1978-04-27	Peter Rawlinson	CON	Archie Hamilton	CON	Life peerage	Peerage	Opposition Defence
1978-04-27	Sir John Hall	CON	Ray Whitney	CON	Death	Death	Opposition Defence
1978-04-20	Marcus Lipton	LAB	John Tilley	LAB	Death	Death	Government Defence
1978-04-13	William Small	LAB	Donald Dewar	LAB	Death	Death	Government Defence
1978-03-02	Millie Miller	LAB	Vivian Bendall	CON	Death	Death	Opposition Gain
1977-11-24	John Cordle	CON	David Atkinson	CON	Resignation: found in contempt of the House	Resignation	Opposition Defence
1977-08-18	Brian Walden	LAB	John Sever	LAB	Appointment as presenter of LWT programme Weekend World	Resignation	Government Defence
1977-07-07	Sir Peter Kirk	CON	Alan Haselhurst	CON	Death	Death	Opposition Defence
1977-04-28	Anthony Crosland	LAB	Austin Mitchell	LAB	Death	Death	Government Defence
1977-04-28	David Marquand	LAB	Tim Smith	CON	New career as Chief of Staff to Roy Jenkins	Resignation	Opposition Gain
1977-03-31	Roy Jenkins	LAB	Andrew MacKay	CON	President of the European Commission	Appointment	Opposition Gain
1977-02-24	Christopher Tugendhat	CON	Peter Brooke	CON	European Commissioner	Appointment	Opposition Defence
1976-12-02	David Lane	CON	Robert Rhodes James	CON	New career as chairman for the Commission for Racial Equality	Resignation	Opposition Defence
1976-11-04	Edward Short	LAB	Harry Cowans	LAB	New career as chairman of Cable & Wireless	Resignation	Government Defence
1976-11-04	Fred Peart	LAB	Richard Page	CON	Life peerage on appointment as Leader of the House of Lords	Peerage	Opposition Gain
1976-11-04	John Stonehouse	LAB	Robin Hodgson	CON	Resignation (convicted of insurance fraud)	Resignation	Opposition Gain
1976-07-15	Hugh Delargy	LAB	Oonagh McDonald	LAB	Death	Death	Government Defence
1976-06-24	Brian O’Malley	LAB	Stanley Crowther	LAB	Death	Death	Government Defence
1976-03-11	Robert Carr	CON	Nigel Forman	CON	Life peerage	Peerage	Opposition Defence
1976-03-11	Selwyn Lloyd	SKR	David Hunt	CON	Life peerage	Peerage	Opposition Gain
1976-03-04	Maurice Edelman	LAB	Geoffrey Robinson	LAB	Death	Death	Government Defence
1975-06-26	William Hamling	LAB	Peter Bottomley	CON	Death	Death	Opposition Gain
1974-05-23	Sir Elwyn Jones	LAB	Nigel Spearing	LAB	Life peerage on appointment as Lord High Chancellor of Great Britain	Peerage	Government Defence
1973-11-08	Martin Maddan	CON	Timothy Sainsbury	CON	Death	Death	Government Defence
1973-11-08	Earl of Dalkeith	CON	Alexander Fletcher	CON	Succession to the Peerage	Peerage	Government Defence
1973-11-08	Antony Lambton	CON	Alan Beith	LIB	Resignation (scandal)	Resignation	Opposition Gain
1973-11-08	John Rankin	LAB	Margo MacDonald	SNP	Death	Death	Opposition Gain
1973-07-26	Malcolm Stoddart-Scott	CON	David Austick	LIB	Death	Death	Opposition Gain
1973-07-26	Harry Legge-Bourke	CON	Clement Freud	LIB	Death	Death	Opposition Gain
1973-06-27	William Griffiths	LAB	Frank Hatton	LAB	Death	Death	Opposition Defence
1973-05-24	Tom Price	LAB	Roger Stott	LAB	Death	Death	Opposition Defence
1973-05-24	Maurice Foley	LAB	Betty Boothroyd	LAB	Appointment to the European Commission staff	Appointment	Opposition Defence
1973-03-01	George Thomson	LAB	George Machin	LAB	Appointment as European Commissioner	Appointment	Opposition Defence
1973-03-01	Norman Pentland	LAB	Giles Radice	LAB	Death	Death	Opposition Defence
1973-03-01	Dick Taverne	LAB	Dick Taverne	DLA	Sought re-election upon change of party allegiance	Reelection	Opposition Gain
1972-12-07	Charles Curran	CON	Michael Shersby	CON	Death	Death	Government Defence
1972-12-07	Richard Sharples	CON	Graham Tope	LIB	Governor of Bermuda	Appointment	Opposition Gain
1972-10-26	Jack McCann	LAB	Cyril Smith	LIB	Death	Death	Opposition Gain
1972-05-04	John Boyd-Carpenter	CON	Norman Lamont	CON	Chairman of Civil Aviation Authority	Appointment	Government Defence
1972-05-04	Ray Gunter	LAB	Harry Lamborn	LAB	Resignation (dispute with party)	Resignation	Opposition Defence
1972-04-13	S. O. Davies	IND	Edward Rowlands	LAB	Death	Death	Opposition Gain
1971-09-30	Sir Arthur Vere Harvey	CON	Nicholas Winterton	CON	Life peerage	Peerage	Government Defence
1971-09-23	James MacColl	LAB	Gordon Oakes	LAB	Death	Death	Opposition Defence
1971-09-16	Malcolm Macpherson	LAB	Harry Ewing	LAB	Death	Death	Opposition Defence
1971-07-08	Richard Marsh	LAB	Guy Barnett	LAB	Chairman of British Rail	Appointment	Opposition Defence
1971-06-17	Arthur Skeffington	LAB	Neville Sandelson	LAB	Death	Death	Opposition Defence
1971-05-27	Horace King	SKR	Bob Mitchell	LAB	Life peerage	Peerage	Opposition Gain
1971-05-27	George Jeger	LAB	Edmund Marshall	LAB	Death	Death	Opposition Defence
1971-05-27	James Dance	CON	Terry Davis	LAB	Death	Death	Opposition Gain
1971-04-01	Walter Alldritt	LAB	Frank Marsden	LAB	Resignation	Resignation	Opposition Defence
1971-04-01	Henry Kerby	CON	Richard Luce	CON	Death	Death	Government Defence
1970-11-19	Iain Macleod	CON	Cecil Parkinson	CON	Death	Death	Government Defence
1970-10-22	Quintin Hogg	CON	Kenneth Baker	CON	Life peerage on appointment as Lord High Chancellor of Great Britain	Peerage	Government Defence
1970-03-19	Emrys Hughes	LAB	James Sillars	LAB	Death	Death	Government Defence
1970-03-12	Gerald Wills	CON	Tom King	CON	Death	Death	Opposition Defence
1969-12-04	Sir Cyril Osborne	CON	Jeffrey Archer	CON	Death	Death	Opposition Defence
1969-12-04	Harry Howarth	LAB	Peter Fry	CON	Death	Death	Opposition Gain
1969-10-30	Gerald Reynolds	LAB	Michael O’Halloran	LAB	Death	Death	Government Defence
1969-10-30	Ben Parkin	LAB	Arthur Latham	LAB	Death	Death	Government Defence
1969-10-30	Francis Noel-Baker	LAB	Christopher Ward	CON	Resignation	Resignation	Opposition Gain
1969-10-30	Stephen Swingler	LAB	John Golding	LAB	Death	Death	Government Defence
1969-10-30	Alice Cullen	LAB	Frank McElhone	LAB	Death	Death	Government Defence
1969-06-26	Victor Yates	LAB	Wallace Lawler	LIB	Death	Death	Opposition Gain
1969-05-22	Walter Loveys	CON	Christopher Chataway	CON	Death	Death	Opposition Defence
1969-04-17	George Forrest	UUP	Bernadette Devlin	UNY	Death	Death	Opposition Gain
1969-03-27	David Webster	CON	Jerry Wiggin	CON	Death	Death	Opposition Defence
1969-03-27	Sir William Teeling	CON	Julian Amery	CON	Resignation	Resignation	Opposition Defence
1969-03-27	William Robinson	LAB	Michael McNair-Wilson	CON	Death	Death	Opposition Gain
1968-11-07	Oliver Crosthwaite-Eyre	CON	Patrick McNair-Wilson	CON	Resignation	Resignation	Opposition Defence
1968-10-31	Frederick Bellenger	LAB	Joseph Ashton	LAB	Death	Death	Government Defence
1968-07-18	Ness Edwards	LAB	Alfred Evans	LAB	Death	Death	Government Defence
1968-06-27	Sydney Silverman	LAB	David Waddington	CON	Death	Death	Opposition Gain
1968-06-13	Richard Winterbottom	LAB	Edward Griffiths	LAB	Death	Death	Government Defence
1968-06-13	Leslie Hale	LAB	Bruce Campbell	CON	Resignation	Resignation	Opposition Gain
1968-03-28	Christopher Rowland	LAB	Keith Speed	CON	Death	Death	Opposition Gain
1968-03-28	John Hobson	CON	Dudley Smith	CON	Death	Death	Opposition Defence
1968-03-28	George Wigg	LAB	Donald Williams	CON	Life peerage on appointment as chairman of Horserace Betting Levy Board	Peerage	Opposition Gain
1968-03-28	Bernard Floud	LAB	Kenneth Baker	CON	Death (suicide)	Death	Opposition Gain
1968-03-14	William Roots	CON	Sir Brandon Rhys Williams	CON	Resignation (ill-health?)	Resignation	Opposition Defence
1967-11-23	Aidan Crawley	CON	James Scott-Hopkins	CON	Appointment as chairman of London Weekend Television	Resignation	Opposition Defence
1967-11-02	Herbert Bowden	LAB	Thomas Boardman	CON	Appointment as chairman of Independent Television Authority	Appointment	Opposition Gain
1967-11-02	Thomas Fraser	LAB	Winifred Ewing	SNP	Appointment to North Scotland Hydro-Electricity Board	Appointment	Opposition Gain
1967-11-02	Konni Zilliacus	LAB	Kenneth Marks	LAB	Death	Death	Government Defence
1967-09-21	Robert Davies	LAB	David Lane	CON	Death	Death	Opposition Gain
1967-09-21	Edward Redhead	LAB	Frederick Silvester	CON	Death	Death	Opposition Gain
1967-04-27	John Talbot	CON	Fergus Montgomery	CON	Death	Death	Opposition Defence
1967-03-16	Robert Mathew	CON	Peter Emery	CON	Death	Death	Opposition Defence
1967-03-09	Alexander Garrow	LAB	Esmond Wright	CON	Death	Death	Opposition Gain
1967-03-09	Iorwerth Thomas	LAB	Alec Jones	LAB	Death	Death	Government Defence
1967-03-09	Frank Cousins	LAB	Leslie Huckfield	LAB	Resignation	Resignation	Government Defence
1966-07-14	Megan Lloyd George	LAB	Gwynfor Evans	PLC	Death	Death	Opposition Gain
1966-01-27	Henry Solomons	LAB	Kevin McNamara	LAB	Death	Death	Government Defence
1965-11-11	Norman Dodds	LAB	James Wellbeloved	LAB	Death	Death	Government Defence
1965-11-04	Sir Harry Hylton-Foster	SKR	John Smith	CON	Death	Death	Opposition Gain
1965-07-22	Anthony Marlowe	CON	Martin Maddan	CON	Resignation (ill-health)	Resignation	Opposition Defence
1965-05-06	Aubrey Jones	CON	Reginald Eyre	CON	Appointment as chairman of National Board for Prices and Incomes	Appointment	Opposition Defence
1965-04-01	Llywelyn Williams	LAB	Clifford Williams	LAB	Death	Death	Government Defence
1965-03-24	Charles Donaldson	CON	David Steel	LIB	Death	Death	Opposition Gain
1965-03-23	R. A. Butler	CON	Peter Kirk	CON	Life peerage	Peerage	Opposition Defence
1965-02-04	Fred Erroll	CON	Anthony Barber	CON	Hereditary peerage	Peerage	Opposition Defence
1965-02-04	Evelyn Emmet	CON	Geoffrey Johnson Smith	CON	Life peerage	Peerage	Opposition Defence
1965-02-04	John Morrison	CON	Michael Hamilton	CON	Hereditary peerage	Peerage	Opposition Defence
1965-01-21	Frank Bowles	LAB	Frank Cousins	LAB	Life peerage to provide seat for Minister of Technology Frank Cousins	Peerage	Government Defence
1965-01-21	Reg Sorensen	LAB	Ronald Buxton	CON	Life peerage to provide seat for Foreign Secretary Patrick Gordon Walker	Peerage	Opposition Gain
1964-06-11	David Logan	LAB	Walter Alldritt	LAB	Death	Death	Opposition Defence
1964-06-04	Percy Wells	LAB	Terence Boston	LAB	Death	Death	Opposition Defence
1964-05-14	Sir William Aitken	CON	Eldon Griffiths	CON	Death	Death	Government Defence
1964-05-14	Richard Brooman-White	CON	Gregor Mackenzie	LAB	Death	Death	Opposition Gain
1964-05-14	Percivall Pott	CON	Charles Morrison	CON	Death	Death	Government Defence
1964-05-14	Peter Smithers	CON	Morgan Morgan-Giles	CON	Appointment as Secretary-General of Council of Europe	Appointment	Government Defence
1963-12-12	Niall MacPherson	CON	David Anderson	CON	Hereditary peerage	Peerage	Government Defence
1963-12-05	John Hare	CON	Keith Stainton	CON	Hereditary peerage	Peerage	Government Defence
1963-12-05	Sir Wavell Wakefield	CON	Quintin Hogg	CON	Hereditary peerage	Peerage	Government Defence
1963-12-05	William Williams	LAB	Charles Morris	LAB	Death	Death	Opposition Defence
1963-11-21	John Strachey	LAB	Peter Doig	LAB	Death	Death	Opposition Defence
1963-11-07	Dr. Charles Hill	CON	Will Howie	LAB	Life peerage on appointment as chairman of Independent Television Authority	Peerage	Opposition Gain
1963-11-07	Gilmour Leburn	CON	Sir Alec Douglas-Home	CON	Death	Death	Government Defence
1963-10-22	Sir David Campbell	UUP	Rafton Pounder	UUP	Death	Death	Opposition Defence
1963-08-20	Malcolm St Clair	CON	Tony Benn	LAB	Resignation	Resignation	Opposition Gain
1963-08-15	John Profumo	CON	Angus Maude	CON	Resignation (lying to the House of Commons)	Resignation	Government Defence
1963-07-04	Sir Leslie Plummer	LAB	John Silkin	LAB	Death	Death	Opposition Defence
1963-07-04	John Dugdale	LAB	Maurice Foley	LAB	Death	Death	Opposition Defence
1963-06-20	Hugh Gaitskell	LAB	Merlyn Rees	LAB	Death	Death	Opposition Defence
1963-03-28	Jack Jones	LAB	Brian O’Malley	LAB	Death (road accident)	Death	Opposition Defence
1963-03-28	David Mort	LAB	Neil McBride	LAB	Death	Death	Opposition Defence
1963-03-21	Glenvil Hall	LAB	Patrick Duffy	LAB	Death	Death	Opposition Defence
1962-11-22	Viscount Hinchingbrooke	CON	Guy Barnett	LAB	Succession to peerage	Peerage	Opposition Gain
1962-11-22	David Eccles	CON	Daniel Awdry	CON	Hereditary peerage	Peerage	Government Defence
1962-11-22	Sir Reginald Manningham-Buller	CON	Arthur Jones	CON	Hereditary peerage on appointment as Lord High Chancellor of Great Britain	Peerage	Government Defence
1962-11-22	William Grant	CON	Neil Carmichael	LAB	Appointment as Lord Justice Clerk	Appointment	Opposition Gain
1962-11-22	Richard Collard	CON	Ian Gilmour	CON	Death	Death	Government Defence
1962-07-12	Sir Lynn Ungoed-Thomas	LAB	Tom Bradley	LAB	Appointment as High Court Judge	Appointment	Opposition Defence
1962-06-14	John Taylor	LAB	Tam Dalyell	LAB	Death	Death	Opposition Defence
1962-06-06	Sir Jocelyn Simon	CON	Jeremy Bray	LAB	Appointment as President of Probate Division of the High Court	Appointment	Opposition Gain
1962-06-06	Edward Wakefield	CON	Aidan Crawley	CON	Appointment as Commissioner for Malta	Appointment	Government Defence
1962-05-15	Clement Davies	LIB	Emlyn Hooson	LIB	Death	Death	Opposition Defence
1962-04-17	Clifford Wilcock	LAB	Niall MacDermot	LAB	Death	Death	Opposition Defence
1962-04-05	George Chetwynd	LAB	Bill Rodgers	LAB	Appointment as director of North-East Development Council	Appointment	Opposition Defence
1962-03-22	George Sylvester	LAB	Joseph Harper	LAB	Death	Death	Opposition Defence
1962-03-14	Donald Sumner	CON	Eric Lubbock	LIB	Appointment as County Court Judge	Appointment	Opposition Gain
1962-03-14	Hilary Marquand	LAB	Arthur Bottomley	LAB	Appointment as director of International Institute for Labour Studies, Geneva	Appointment	Opposition Defence
1962-03-13	Toby Low	CON	Norman Miscampbell	CON	Hereditary peerage	Peerage	Government Defence
1962-03-08	Geoffrey de Freitas	LAB	Dick Taverne	LAB	Appointed as High Commissioner to Ghana	Appointment	Opposition Defence
1961-11-16	James Carmichael	LAB	James Bennett	LAB	Resignation (ill-health?)	Resignation	Opposition Defence
1961-11-09	David Ormsby-Gore	CON	John Biffen	CON	Appointment as Ambassador to the United States	Appointment	Government Defence
1961-11-09	Sir James Henderson-Stewart, Bt.	CON	Sir John E. Gilmour	CON	Death	Death	Government Defence
1961-11-07	James Watts	CON	Frank Taylor	CON	Death	Death	Government Defence
1961-05-04	Tony Benn	LAB	Malcolm St Clair	CON	Succession to peerage	Peerage	Government Gain
1961-04-20	Dr Edith Summerskill	LAB	Thomas Williams	LAB	Life peerage	Peerage	Opposition Defence
1961-04-20	Douglas Johnston	LAB	John Robertson	LAB	Appointment to Court of Session	Appointment	Opposition Defence
1961-03-23	William Wheeldon	LAB	Denis Howell	LAB	Death	Death	Opposition Defence
1961-03-16	Hugh Molson	CON	David Walder	CON	Life peerage	Peerage	Government Defence
1961-03-16	Gerald Howard	CON	Francis Pym	CON	Appointment as High Court Judge	Appointment	Government Defence
1961-03-16	Cuthbert Alport	CON	Antony Buck	CON	Life peerage on appointment as High Commissioner to Rhodesia	Peerage	Government Defence
1961-03-16	George Ward	CON	Peter Walker	CON	Hereditary peerage	Peerage	Government Defence
1960-11-24	Alfred Robens	LAB	Eddie Milne	LAB	Appointment as chairman of National Coal Board	Appointment	Opposition Defence
1960-11-17	Aneurin Bevan	LAB	Michael Foot	LAB	Death	Death	Opposition Defence
1960-11-16	Alan Lennox-Boyd	CON	Stephen Hastings	CON	Hereditary peerage	Peerage	Government Defence
1960-11-16	Philip Bell	CON	Edwin Taylor	CON	Appointment as County Court Judge	Appointment	Government Defence
1960-11-16	Derick Heathcoat-Amory	CON	Robin Maxwell-Hyslop	CON	Hereditary peerage	Peerage	Government Defence
1960-11-16	Christopher Holland-Martin	CON	Jasper More	CON	Death	Death	Government Defence
1960-11-16	Hon. Peter Legh	CON	Joan Quennell	CON	Succession to peerage	Peerage	Government Defence
1960-11-16	Antony Head	CON	Walter Elliot	CON	Hereditary peerage on appointment as High Commissioner to Nigeria	Peerage	Government Defence
1960-05-19	William Rankine Milligan	CON	John Montagu-Douglas-Scott, Earl of Dalkeith	CON	Appointment to Court of Session	Appointment	Government Defence
1960-03-17	Lewis John Edwards	LAB	Michael Shaw	CON	Death	Death	Government Gain
1960-03-17	Sir Albert Braithwaite	CON	John Page	CON	Death (suicide)	Death	Government Defence
1959-06-18	Frank Anderson	LAB	Joseph Symonds	LAB	Death	Death	Opposition Defence
1959-06-11	Henry McGhee	LAB	John Mendelson	LAB	Death	Death	Opposition Defence
1959-04-09	John Mackie	CON	John Brewis	CON	Death	Death	Government Defence
1959-03-25	Sidney Dye	LAB	Albert Hilton	LAB	Death (road accident)	Death	Opposition Defence
1959-03-19	Ian Harvey	CON	Anthony Courtney	CON	Resignation (scandal)	Resignation	Government Defence
1959-03-19	Alan McKibbin	UUP	Stanley McMaster	UUP	Death	Death	Opposition Defence
1959-01-29	Sir Henry Channon	CON	Paul Channon	CON	Death	Death	Government Defence
1958-11-27	Victor Collins	LAB	Michael Cliffe	LAB	Elevation to a life peerage	Peerage	Opposition Defence
1958-11-20	Sir Robert Boothby	CON	Patrick Wolrige-Gordon	CON	Elevation to a life peerage	Peerage	Government Defence
1958-11-10	Granville West	LAB	Leo Abse	LAB	Elevation to a life peerage	Peerage	Opposition Defence
1958-11-06	Sir Ian Fraser	CON	Basil de Ferranti	CON	Elevation to a life peerage	Peerage	Government Defence
1958-11-06	Hon. Sir Lancelot Joynson-Hicks	CON	Walter Loveys	CON	Succession to the peerage	Peerage	Government Defence
1958-06-12	Angus Maude	CON	Brian Batsford	CON	Resignation	Resignation	Government Defence
1958-06-12	Sir Hartley Shawcross	LAB	Leslie Spriggs	LAB	Resignation	Resignation	Opposition Defence
1958-06-12	Ronald Williams	LAB	Alan Fitch	LAB	Death	Death	Opposition Defence
1958-06-12	Sir Ian Orr-Ewing	CON	David Webster	CON	Death	Death	Government Defence
1958-06-12	Sir Duncan McCallum	CON	Michael Noble	CON	Death	Death	Government Defence
1958-05-15	Wilfred Fienburgh	LAB	Gerald Reynolds	LAB	Death (road accident)	Death	Opposition Defence
1958-03-27	George Lambert	CON	Mark Bonham-Carter	LIB	Succession to peerage	Peerage	Opposition Gain
1958-03-13	Walter Elliot	CON	Mary McAlister	LAB	Death	Death	Opposition Gain
1958-02-12	Wentworth Schofield	CON	Jack McCann	LAB	Death	Death	Opposition Gain
1957-12-05	Sir Victor Raikes	CON	Richard Bingham	CON	Resignation (dispute with party)	Resignation	Government Defence
1957-11-28	Charles Waterhouse	CON	John Peel	CON	Resignation	Resignation	Government Defence
1957-10-24	Richard Stokes	LAB	Dingle Foot	LAB	Death	Death	Opposition Defence
1957-09-12	Moss Turner-Samuels	LAB	Jack Diamond	LAB	Death	Death	Opposition Defence
1957-06-27	Robert Crouch	CON	Richard Glyn	CON	Death	Death	Government Defence
1957-05-30	Percy Daines	LAB	Reginald Prentice	LAB	Death	Death	Opposition Defence
1957-05-30	Sir David Gammans	CON	Lady Muriel Gammans	CON	Death	Death	Government Defence
1957-05-29	Sir William Darling	CON	Michael Hutchison	CON	Resignation	Resignation	Government Defence
1957-03-21	Patrick Buchan-Hepburn	CON	Philip Goodhart	CON	Elevation to a hereditary peerage	Peerage	Government Defence
1957-03-21	Gwilym Lloyd George	CON	William Elliott	CON	Elevation to a hereditary peerage	Peerage	Government Defence
1957-03-07	Walter Monckton	CON	Robert Cooke	CON	Elevation to a hereditary peerage	Peerage	Government Defence
1957-03-07	Sir Anthony Eden	CON	John Hobson	CON	Resignation due to ill health	Resignation	Government Defence
1957-02-28	Stanley Evans	LAB	John Stonehouse	LAB	Resignation (disagreement with party over Suez)	Resignation	Opposition Defence
1957-02-28	Rhys Hopkin Morris	LIB	Megan Lloyd George	LAB	Death	Death	Opposition Gain
1957-02-14	Sir Austin Hudson, Bt.	CON	Niall MacDermot	LAB	Death	Death	Opposition Gain
1956-12-19	Anthony Nutting	CON	Mervyn Pike	CON	Resignation (disagreement with party over Suez)	Resignation	Government Defence
1956-11-15	Basil Nield	CON	John Temple	CON	Recorder of Manchester	Appointment	Government Defence
1956-09-27	Patrick Bartley	LAB	Norman Pentland	LAB	Death	Death	Opposition Defence
1956-07-06	Peter Freeman	LAB	Sir Frank Soskice	LAB	Death	Death	Opposition Defence
1956-06-07	Gerald Williams	CON	Richard Hornby	CON	Resignation	Resignation	Government Defence
1956-05-08	Charles Beattie	UUP	George Forrest	IND	Disqualification	Disqualified / Expelled	Opposition Gain
1956-03-01	Clement Attlee	LAB	Edward Redhead	LAB	Elevation to a hereditary peerage	Peerage	Opposition Defence
1956-02-14	Harry Crookshank	CON	Marcus Kimball	CON	Elevation to a hereditary peerage	Peerage	Government Defence
1956-02-14	Henry Hopkinson	CON	Edward du Cann	CON	Elevation to a hereditary peerage	Peerage	Government Defence
1956-02-14	James Thomas	CON	David Gibson-Watt	CON	Elevation to a hereditary peerage	Peerage	Government Defence
1956-02-09	Osbert Peake	CON	Sir Keith Joseph, Bt.	CON	Elevation to a hereditary peerage	Peerage	Government Defence
1956-02-02	William Whiteley	LAB	Robert Woof	LAB	Death	Death	Opposition Defence
1955-12-15	Charles Williams	CON	Frederic Bennett	CON	Death	Death	Government Defence
1955-12-08	Hector McNeil	LAB	Dickson Mabon	LAB	Death	Death	Opposition Defence
1955-12-07	John Hall	LAB	Harry Randall	LAB	Death	Death	Opposition Defence
1955-08-11	Tom Mitchell	SFA	Charles Beattie	UUP	Disqualification	Disqualified / Expelled	Opposition Gain
1955-03-17	Robert Richards	LAB	Idwal Jones	LAB	Death	Death	Opposition Defence
1955-02-03	Arnold Gridley	CON	Harold Steward	CON	Elevation to a hereditary peerage	Peerage	Government Defence
1955-01-27	James Clyde	CON	William Rankine Milligan	CON	Lord President, Court of Session	Appointment	Government Defence
1955-01-25	Edward Keeling	CON	Roger Gresham Cooke	CON	Death	Death	Government Defence
1955-01-20	Waldron Smithers	CON	Donald Sumner	CON	Death	Death	Government Defence
1955-01-13	Peter Baker	CON	John Hill	CON	Expelled from the House (convicted of fraud)	Disqualified / Expelled	Government Defence
1954-12-21	Malcolm Douglas-Hamilton	CON	Neil McLean	CON	Resignation	Resignation	Government Defence
1954-11-20	James Harden	UUP	Christopher Armstrong	UUP	Resignation	Resignation	Opposition Defence
1954-11-18	Sir David Maxwell Fyfe	CON	John Woollam	CON	Hereditary peerage on appointment as Lord High Chancellor of Great Britain	Peerage	Government Defence
1954-11-04	Sydney Marshall	CON	Richard Sharples	CON	Resignation	Resignation	Government Defence
1954-11-04	Robert Taylor	LAB	Will Owen	LAB	Death	Death	Opposition Defence
1954-10-28	Oliver Lyttelton	CON	Eric Errington	CON	Elevation to a hereditary peerage	Peerage	Government Defence
1954-10-28	David Thomas	LAB	Arthur Probert	LAB	Death	Death	Opposition Defence
1954-10-21	Arthur Greenwood	LAB	Arthur Creech Jones	LAB	Death	Death	Opposition Defence
1954-09-30	Herbert Williams	CON	John Hughes-Hallett	CON	Death	Death	Government Defence
1954-04-14	Alexander Anderson	LAB	George Lawson	LAB	Death	Death	Opposition Defence
1954-04-08	John Wheatley	LAB	Eustace Willis	LAB	Judge, Court of Session	Appointment	Opposition Defence
1954-03-11	Christopher York	CON	James Ramsden	CON	Resignation	Resignation	Government Defence
1954-03-09	William Cuthbert	CON	Henry Kerby	CON	Resignation	Resignation	Government Defence
1954-02-18	Viscount Cranborne	CON	John Eden	CON	Resignation	Resignation	Government Defence
1954-02-11	Stanley Holmes	CON	Julian Ridsdale	CON	Elevation to a hereditary peerage	Peerage	Opposition Gain
1954-02-03	Geoffrey Hutchinson	CON	Tom Iremonger	CON	Chairman, National Assistance Board	Appointment	Government Defence
1953-12-03	William J. Field	LAB	Ben Parkin	LAB	Resignation (scandal)	Resignation	Opposition Defence
1953-11-19	Santo Jeger	LAB	Lena Jeger	LAB	Death	Death	Opposition Defence
1953-11-12	Arthur Salter	CON	Douglas Glover	CON	Elevation to a hereditary peerage	Peerage	Government Defence
1953-09-17	Seymour Cocks	LAB	William Warbey	LAB	Death	Death	Opposition Defence
1953-07-02	Peter Bennett	CON	Edith Pitt	CON	Elevation to a hereditary peerage	Peerage	Government Defence
1953-06-30	Ralph Glyn	CON	Airey Neave	CON	Elevation to a hereditary peerage	Peerage	Government Defence
1953-05-13	Richard Ewart	LAB	Paul Williams	CON	Death	Death	Government Gain
1953-04-15	Walter Smiles	UUP	Patricia Ford	UUP	Death (drowned in ferry disaster)	Death	Opposition Defence
1953-04-01	Walter Ayles	LAB	Arthur Skeffington	LAB	Resignation	Resignation	Opposition Defence
1953-03-31	Albert Davies	LAB	Harriet Slater	LAB	Death	Death	Opposition Defence
1953-03-12	Hon. Edward Carson	CON	William Rees-Davies	CON	Resignation	Resignation	Government Defence
1953-02-12	John Baker White	CON	Leslie Thomas	CON	Resignation	Resignation	Government Defence
1952-11-27	George Tomlinson	LAB	Ernest Thornton	LAB	Death	Death	Opposition Defence
1952-11-04	Hon. William Astor	CON	John Hall	CON	Succession to the peerage	Peerage	Government Defence
1952-11-04	Connolly Gage	UUP	David Campbell	UUP	Resignation	Resignation	Opposition Defence
1952-10-27	Sir Hugh O’Neill	UUP	Phelim O’Neill	UUP	Resignation	Resignation	Opposition Defence
1952-10-23	George Willey	LAB	Arthur Palmer	LAB	Death	Death	Opposition Defence
1952-07-17	Thomas Cook	LAB	George Thomson	LAB	Death (road accident)	Death	Opposition Defence
1952-02-07	James Milner	LAB	Denis Healey	LAB	Elevation to a hereditary peerage	Peerage	Opposition Defence
1952-02-06	Robert Hudson	CON	Roger Fleetwood-Hesketh	CON	Elevation to a hereditary peerage	Peerage	Government Defence
1951-06-21	Rhys Davies	LAB	Tom Price	LAB	Illness	Resignation	Government Defence
1951-06-14	Ernest Bevin	LAB	Christopher Mayhew	LAB	Death	Death	Government Defence
1951-05-19	Ronald Ross	UUP	William Wellwood	UUP	Appointment as Northern Ireland Government Agent in London	Appointment	Opposition Defence
1951-04-21	Norman Bower	CON	Albert Braithwaite	CON	Resignation	Resignation	Opposition Defence
1951-04-05	Ronald Cross	CON	Arthur Salter	CON	Appointment as Governor of Tasmania	Appointment	Opposition Defence
1951-02-15	Oliver Stanley	CON	Walter Monckton	CON	Death	Death	Opposition Defence
1950-11-30	George Daggar	LAB	Llywelyn Williams	LAB	Death	Death	Government Defence
1950-11-29	James Godfrey MacManaway	UUP	Thomas Teevan	UUP	Disqualified	Disqualified / Expelled	Opposition Defence
1950-11-16	Harold Roberts	CON	Edward Boyle	CON	Death	Death	Opposition Defence
1950-11-02	Quintin Hogg	CON	Lawrence Turner	CON	Succession to the Peerage	Peerage	Opposition Defence
1950-10-25	Sir Arthur Young, Bt	CON	James Hutchison	CON	Death	Death	Opposition Defence
1950-09-28	Terence Donovan	LAB	Lynn Ungoed-Thomas	LAB	Appointment as High Court Judge	Appointment	Government Defence
1950-05-04	Frederick Cobb	LAB	John Edwards	LAB	Death	Death	Government Defence
1950-04-25	Adam McKinlay	LAB	Tom Steele	LAB	Death	Death	Government Defence
1950-04-05	Harry Morris	LAB	Frank Soskice	LAB	Resignation to provide a seat for Solicitor General Frank Soskice	Resignation	Government Defence
1949-12-08	Meredith Titterington	LAB	George Craddock	LAB	Death	Death	Government Defence
1949-07-21	Thomas Stamford	LAB	Charles Pannell	LAB	Death (suicide)	Death	Government Defence
1949-03-16	John Belcher	LAB	Douglas Houghton	LAB	Resignation (scandal)	Resignation	Government Defence
1949-03-10	George House	LAB	Kenneth Robinson	LAB	Death	Death	Government Defence
1949-02-24	William Thomas Adams	LAB	Thomas Williams	LAB	Death	Death	Government Defence
1949-02-17	Hubert Beaumont	LAB	Alfred Broughton	LAB	Death	Death	Government Defence
1948-11-25	James Reid	CON	Thomas Galbraith	CON	Law life peerage on appointment as Lord of Appeal in Ordinary	Appointment	Opposition Defence
1948-11-13	Evan Durbin	LAB	Austen Albu	LAB	Death (drowned in swimming accident)	Death	Government Defence
1948-10-07	Joseph Westwood	LAB	Malcolm Macpherson	LAB	Death (road accident)	Death	Government Defence
1948-09-30	George Buchanan	LAB	Alice Cullen	LAB	Chairman of National Assistance Board	Appointment	Government Defence
1948-04-29	John Hanbury Martin	LAB	Roy Jenkins	LAB	Resignation	Resignation	Government Defence
1948-03-24	Thomas Williamson	LAB	Lance Mallalieu	LAB	Resignation	Resignation	Government Defence
1948-03-11	Henry Willink	CON	Fred Harris	CON	Master of Magdalene College, Cambridge	Resignation	Opposition Defence
1948-03-05	Sir William Allen	UUP	James Harden	UUP	Death (road accident)	Death	Opposition Defence
1948-03-04	William Foster	LAB	Ronald Williams	LAB	Death	Death	Government Defence
1948-02-18	Viscount Corvedale	LAB	Douglas Johnston	LAB	Succession to the peerage	Peerage	Government Defence
1948-01-28	Campbell Stephen	IND	Charles McFarlane	CON	Death	Death	Opposition Gain
1947-12-04	Sir Archibald Southby, Bt	CON	Malcolm McCorquodale	CON	Resignation	Resignation	Opposition Defence
1947-11-27	Clifford Glossop	CON	George Odey	CON	Resignation	Resignation	Opposition Defence
1947-11-27	George Thomson	LAB	John Wheatley	LAB	Appointment as Lord Justice Clerk	Appointment	Government Defence
1947-11-26	Garry Allighan	LAB	Sir Richard Acland	LAB	Expelled from the House (found to be in extreme contempt)	Disqualified / Expelled	Government Defence
1947-09-25	Frederick Montague	LAB	Albert Evans	LAB	Appointment to hereditary peerage	Appointment	Government Defence
1947-09-11	Richard Clitherow	LAB	Arthur Irvine	LAB	Death (overdose)	Death	Government Defence
1947-05-07	Ellen Wilkinson	LAB	Ernest Fernyhough	LAB	Death (overdose)	Death	Government Defence
1947-02-11	Tom Smith	LAB	George Sylvester	LAB	Labour Director of North East Coal Board	Appointment	Government Defence
1946-12-05	Clarice Shaw	LAB	William Ross	LAB	Resignation due to ill health	Resignation	Government Defence
1946-11-27	Sir John Boyd-Orr	IND	Walter Elliot	CON	Appointment as Chancellor of the University of Glasgow	Resignation	Opposition Gain
1946-11-26	Sir Douglas Thomson	CON	Lady Tweedsmuir	CON	Resignation	Resignation	Opposition Defence
1946-11-20	Sir Noel Mason-Macfarlane	LAB	William J. Field	LAB	Resignation	Resignation	Government Defence
1946-11-19	Sir Benjamin Smith	LAB	Robert Mellish	LAB	Chairman of West Midlands Coal Board	Appointment	Government Defence
1946-08-29	James Maxton	IND	James Carmichael	IND	Death	Death	Opposition Defence
1946-07-25	Francis Douglas	LAB	Douglas Jay	LAB	Governor of Malta	Appointment	Government Defence
1946-07-23	Arthur Jenkins	LAB	Daniel West	LAB	Death	Death	Government Defence
1946-07-22	Jennie Adamson	LAB	Ashley Bramall	LAB	Deputy Chairman of Assistance Board	Appointment	Government Defence
1946-06-06	James Little	IND	C. H. Mullan	UUP	Death	Death	Opposition Gain
1946-06-04	Edward Williams	LAB	John Evans	LAB	Australian High Commissioner	Appointment	Government Defence
1946-03-18	Eleanor Rathbone	IND	Henry Strauss	CON	Death	Death	Opposition Gain
1946-02-22	George Griffiths	LAB	Horace Holmes	LAB	Death	Death	Government Defence
1946-02-21	John Edmondson Whittaker	LAB	Anthony Greenwood	LAB	Death (suicide)	Death	Government Defence
1946-02-12	Francis Beattie	CON	John Henderson	CON	Death (road accident)	Death	Opposition Defence
1946-02-07	Alexander Sloan	LAB	Emrys Hughes	LAB	Death	Death	Government Defence
1946-01-31	John Sunderland	LAB	Edward Shackleton	LAB	Death	Death	Government Defence
1945-12-13	Robert Morrison	LAB	William Irving	LAB	Elevation to hereditary peerage	Peerage	Government Defence
1945-11-20	Sir William Davison	CON	Richard Law	CON	Elevation to hereditary peerage	Peerage	Opposition Defence
1945-11-15	Sir Leonard Lyle	CON	Brendan Bracken	CON	Elevation to hereditary peerage	Peerage	Opposition Defence
1945-11-14	Edward Campbell	CON	Harold Macmillan	CON	Death	Death	Opposition Defence
1945-10-31	George Broadbridge	CON	Ralph Assheton	CON	Elevation to hereditary peerage	Peerage	Opposition Defence
1945-10-03	Frederick Pethick-Lawrence	LAB	George Thomson	LAB	Elevation to hereditary peerage	Peerage	Government Defence
1945-10-02	Sir William Jowitt	LAB	Hervey Rhodes	LAB	Hereditary Peerage on appointment as Lord High Chancellor of Great Britain	Peerage	Government Defence
1945-10-01	Alfred Dobbs	LAB	Patrick Gordon Walker	LAB	Death (road accident)	Death	Government Defence