This page lists all those hereditary peers who were members of the House of Lords after 11 November 1999 by virtue of section 2 of the House of Lords Act 1999 (now repealed by section 1 of the House of Lords (Hereditary Peers) Act 2026. Details of by-election results may be found in a Lords Library research briefing.
17th D. of Norfolk (Earl Marshal) (died 24 June 2002) and then 18th D. of Norfolk (excluded 2026)
M. of Cholmondeley (Lord Great Chamberlain) (until 8 Sep 2022, when he was succeeded as Lord Great Chamberlain by Lord Carrington, who was already excepted by virtue of a 2018 by-election)
C. of Mar (retired 1 May 2020)
L. Strabolgi (died 24 Dec 2010)
L. Elton (retired 29 Oct 2020, died 19 Aug 2023)
L. Lyell (died 11 Jan 2017)
L. Skelmersdale (died 2 Nov 2018)
4th L. Aberdare (died 23 Jan 2005)
L. Brougham and Vaux (died 27 Aug 2023)
V. Falkland (retired 21 March 2023)
L. Colwyn (retired 21 July 2022, died 4 Aug 2024)
V. of Oxfuird (died 3 Jan 2003)
14th L. Reay (died 10 May 2013)
L. Geddes (excluded 2026)
V. Simon (died 15 Aug 2021)
L. Methuen (died 9 July 2014)
L. Ampthill (died 23 April 2011)
E. Ferrers (died 13 Nov 2012)
L. Strathclyde (excluded 2026; to be created a life peer)
L. Trefgarne (retired 27 March 2026)
L. Denham (retired 26 April 2021, died 1 Dec 2021)
L. Mancroft (excluded 2026)
E. Howe (excluded 2026; to be created a life peer)
L. Brabazon of Tara (retired 28 April 2022)
E. of Caithness (excluded 2026)
L. Henley (excluded 2026)
L. Glenarthur (excluded 2026)
L. Astor of Hever (retired 22 July 2022)
V. Astor (excluded 2026)
E. of Courtown (excluded 2026; to be created a life peer)
E. Peel (excluded 2026)
L. Moynihan (excluded 2026; to be created a life peer)
E. Attlee (retired 26 Feb 2026)
V. Goschen (excluded 2026; to be created a life peer)
D. of Montrose (excluded 2026)
L. Burnham (died 1 Jan 2005)
L. Vivian (died 28 Feb 2004)
E. of Northesk (died 28 March 2010)
E. of Selborne (retired 26 March 2020, died 12 Feb 2021)
V. Bridgeman (died 9 April 2026)
L. Luke (retired 24 June 2015, died 2 Oct 2015)
E. of Lindsay (excluded 2026)
L. Lucas (excluded 2026)
L. Montagu of Beaulieu (died 31 Aug 2015)
E. of Home (died 22 Aug 2022)
L. Glentoran (retired 1 July 2018)
E. of Onslow (died 14 May 2011)
L. Crathorne (excluded 2026)
L. Willoughby de Broke (excluded for non-attendance 9 July 2024)
L. Inglewood (excluded 2026)
L. Northbrook (excluded 2026)
L. Swinfen (died 5 June 2022)
E. of Shrewsbury (excluded 2026)
L. Selsdon (excluded for non-attendance 11 May 2021, died 15 Sep 2024)
E. of Liverpool (retired 17 April 2026)
E. of Arran (excluded 2026)
E. of Dundee (excluded 2026)
L. Mowbray and Stourton (died 12 December 2006)
L. Rotherwick (retired 1 Feb 2022)
B. Darcy de Knayth (died 24 Feb 2008)
L. Freyberg (excluded 2026)
L. St John of Bletso (retired 27 March 2026)
L. Northbourne (retired 4 Sep 2018, died 8 Sep 2019)
E. of Sandwich (retired 20 May 2024, died 1 Feb 2025)
V. Allenby of Megiddo (died 3 Oct 2014)
V. Tenby (retired 1 May 2015, died 7 June 2023)
L. Palmer (died 10 July 2023)
V. Slim (died 12 Jan 2019)
V. Bledisloe (died 12 May 2009)
L. Monson (died 12 Feb 2011)
V. Brookeborough (excluded 2026)
L. Bridges (excluded for non-attendance 18 May 2016, died 27 May 2017)
Ly Saltoun of Abernethy (retired 12 Dec 2014, died 3 Sep 2024)
L. Hylton (retired 27 July 2023)
E. Baldwin of Bewdley (retired 9 May 2018, died 16 June 2021)
E. of Carnarvon (died 11 Sep 2001)
E. of Listowel (retired 21 July 2022)
L. Moran (died 14 Feb 2014)
B. Strange (died 11 March 2005)
E. of Erroll (excluded 2026)
L. Walpole (retired 13 June 2017, died 8 May 2021)
V. Craigavon (died 31 March 2025)
B. Wharton (died 15 May 2000)
4th V. Colville of Culross (died 8 April 2010)
V. Waverley (retired 23 June 2025)
L. Greenway (excluded 2026)
E. of Rosslyn (excluded 2026)
5th E. Russell (died 14 Oct 2004)
L. Avebury (died 14 Feb 2016)
L. Addington (created a life peer (L. Hubbard) 18 Feb 2026)
L. Milner of Leeds (died 20 Aug 2003)
L. Rea (died 1 June 2020)
2000: L. Cobbold (vice B. Wharton; retired 13 Oct 2014, died 9 May 2022)
2001: L. Chorley (vice E. of Carnarvon; retired 17 Nov 2014, died 21 Feb 2016)
2003: V. Ullswater (vice V. of Oxfuird; retired 20 July 2022)
2003: L. Grantchester (vice L. Milner of Leeds; excluded 2026, to be created a life peer)
2004: V. Trenchard (vice L. Vivian; excluded 2026)
2004: E. of Glasgow (vice 5th E. Russell; excluded 2026)
2005: L. De Mauley (vice L. Burnham; excluded 2026, to be created a life peer)
2005: V. Eccles (whole House, vice 4th L. Aberdare; excluded 2026)
2005: V. Montgomery of Alamein (vice B. Strange; retired 23 July 2015 & died 8 Jan 2020)
2007: E. Cathcart (vice L. Mowbray and Stourton; excluded 2026)
2008: E. of Stair (vice B. Darcy de Knayth; excluded 2026)
2009: 5th L. Aberdare (vice V. Bledisloe; retired 31 Aug 2025)
2010: V. Younger of Leckie (vice. E. of Northesk; excluded 2026)
2010: E. of Clancarty (vice 4th V. Colville of Culross; excluded 2026, to be created a life peer)
2010: V. Hanworth (vice L. Strabolgi; excluded 2026)
2011: E. of Lytton (vice L. Monson; retired 28 March 2026)
2011: 5th V. Colville of Culross (whole House, vice L. Ampthill; excluded 2026)
2011: L. Ashton of Hyde (vice E. of Onslow; excluded 2026)
2013: V. Ridley (vice E. Ferrers; retired 17 Dec 2021)
2013: L. Borwick (vice 14th L. Reay; excluded 2026)
2014: L. Cromwell (vice L. Moran; excluded 2026, to be created a life peer)
2014: E. of Oxford and Asquith (vice L. Methuen, excluded 2026)
2014: L. Russell of Liverpool (vice V. Allenby of Megiddo; excluded 2026, to be created a life peer)
2014: D. of Somerset (vice L. Cobbold; excluded 2026)
2015: L. Thurlow (vice L. Chorley; excluded 2026)
2015; E. of Kinnoull (vice Ly Saltoun of Abernethy; created a life peer (L. Kinnoull of the Ochils) 6 Feb 2026
2015: L. Mountevans (vice V. Tenby; excluded 2026)
2015: D. of Wellington (vice L. Luke; excluded 2026, to be created a life peer)
2015: L. Trevethin and Oaksey (vice V. Montgomery of Alamein; excluded 2026)
2015: L. Fairfax of Cameron (vice L. Montagu of Beaulieu; excluded 2026)
2016: V. Thurso (vice L. Avebury; excluded 2026)
2016: E of. Cork and Orrery (vice L. Bridges; excluded 2026)
2017: L. Colgrain (vice L. Lyell)
2017: L. Vaux of Harrowden (vice L. Walpole; excluded 2026, to be created a life peer)
2018: E. of Devon (vice E. Baldwin of Bewdley; excluded 2026)
2018: L. Bethell (vice L. Glentoran; excluded 2026)
2018: L. Carrington (vice L. Northbourne; excluded 2026)
2018: 15th L. Reay (vice L. Skelmersdale; excluded 2026, to be created a life peer)
2019: L. Ravensdale (vice V. Slim; excluded 2026)
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2020: L. Londesborough (vice C. of Mar; excluded 2026, to be created a life peer)
2020: L. Sandhurst (vice E. of Selborne; excluded 2026)
On 23 March 2020 the House of Lords made an order suspending by-elections because of the COVID-19 pandemic. The suspension was subsequently extended and ended in April 2021.
2021: E. of Leicester (vice L. Denham; excluded 2026)
2021: L. Altrincham (vice L. Selsdon; excluded 2026, to be created a life peer)
2020: V. Stansgate (vice L. Rea; excluded 2026, to be created a life peer)
2021: L. Harlech (vice L. Elton; excluded 2026, to be created a life peer)
2021: L. Hacking (vice V. Simon; excluded 2026)
2022: L. Strathcarron (vice V. Ridley; excluded 2026)
2022: V. Camrose (vice L. Rotherwick; excluded 2026, to be created a life peer)
2022: L. Remnant (vice L. Brabazon of Tara)
2022: L. Wrottesley (vice L. Swinfen; excluded 2026)
2022: E. of Minto (vice V. Ullswater; excluded 2026, to be created a life peer)
2022: L. Roborough (vice L. Colwyn; excluded 2026, to be created a life peer)
2022: L. Hampton (vice E. of Listowel; excluded 2026)
2022: E. of Effingham (vice L. Astor of Hever; excluded 2026, to be created a life peer)
2022: L. Ashcombe (vice E. of Home; excluded 2026, to be created a life peer)
2023: 7th E. Russell (vice V. Falkland; created a life peer (L. Russell of Forest Hill) 30 March 2026)
2023: L. Meston (vice L. Palmer; excluded 2026)
2023: L. De Clifford (vice L. Hylton; excluded 2026)
2023: L. Camoys (vice L. Brougham and Vaux; excluded 2026, to be created a life peer)
The holding of by-elections was suspended by orders of the House of Lords made on 25 July 2024 and 22 October 2025
Last updated: 16 May 2026.