This is a list of Liberal Democrat MPs, past and present, elected to the British House of Commons. Members of the European Parliament, the Scottish Parliament or the Senedd are not listed.
- Sir Danny Alexander, Inverness, Nairn, Badenoch and Strathspey, 2005–2015
- Richard Allan, Sheffield Hallam, 1997–2005
- Heidi Allen, South Cambridgeshire, 2019 4
- David Alton, Liverpool Mossley Hill, 1988–1997 1
- Paddy Ashdown, Yeovil, 1988–2001 1
- Norman Baker, Lewes, 1997–2015
- Jackie Ballard, Taunton, 1997–2001
- John Barrett, Edinburgh West, 2001–2010
- Sir Alan Beith, Berwick-upon-Tweed, 1988–2015 1
- David Bellotti, Eastbourne, 1990–1992
- Luciana Berger, Liverpool Wavertree, 2019 5
- Gordon Birtwistle, Burnley, 2010–2015
- Tom Brake, Carshalton and Wallington, 1997–2019
- Peter Brand, Isle of Wight, 1997–2001
- Colin Breed, South East Cornwall, 1997–2010
- Annette Brooke, Mid Dorset and North Poole, 2001–2015
- Jeremy Browne, Taunton Deane, 2005–2015
- Sir Malcolm Bruce, Gordon, 1988–2015 1
- John Burnett, Torridge and West Devon, 1997–2005
- Paul Burstow, Sutton and Cheam, 1997–2015
- Lorely Burt, Solihull, 2005–2015
- Sir Vince Cable, Twickenham, 1997–2015; 2017–2019
- Patsy Calton, Cheadle, 2001–2005
- Sir Menzies Campbell, North East Fife, 1988–20151
- Alex Carlile, Montgomeryshire, 1988–1997 1
- Alistair Carmichael, Orkney and Shetland, 2001–present
- Michael Carr, Ribble Valley, 1991–1992
- Wendy Chamberlain, North East Fife, 2019–present
- David Chidgey, Eastleigh, 1994–2005
- Sir Nick Clegg, Sheffield Hallam, 2005–2017
- Daisy Cooper, St Albans, 2019–present
- Brian Cotter, Weston-super-Mare, 1997–2005
- Mike Crockart, Edinburgh West, 2010–2015
- Sir Ed Davey, Kingston and Surbiton, 1997–2015; 2017–present
- Chris Davies, Littleborough and Saddleworth, 1995–1997
- Jane Dodds, Brecon and Radnorshire, 2019
- Sue Doughty, Guildford, 2001–2005
- Sarah Dyke, Somerton and Frome, 2023–present
- Tim Farron, Westmorland and Lonsdale, 2005–present
- Ronnie Fearn, Southport, 1988–1992; 1997–2001
- Lynne Featherstone, Hornsey and Wood Green, 2005–2015
- Richard Foord, Tiverton and Honiton, 2022–present
- Don Foster, Bath, 1992–2015
- Andrew George, St Ives, 1997–2015
- Sandra Gidley, Romsey, 2000–2010
- Steve Gilbert, St Austell and Newquay, 2010–2015
- Parmjit Singh Gill, Leicester South, 2004–2005
- Julia Goldsworthy, Falmouth and Camborne, 2005–2010
- Donald Gorrie, Edinburgh West, 1997–2001
- Matthew Green, Ludlow, 2001–2005
- Sarah Green, Chesham and Amersham, 2021–present
- Sam Gyimah, East Surrey, 2019 4
- Duncan Hames, Chippenham, 2010–2015
- Mike Hancock, Portsmouth South, 1997–2015
- Evan Harris, Oxford West and Abingdon, 1997–2010
- Sir Nick Harvey, North Devon, 1992–2015
- David Heath, Somerton and Frome, 1997–2015
- John Hemming, Birmingham Yardley, 2005–2015
- Wera Hobhouse, Bath, 2017–present
- Paul Holmes, Chesterfield, 2001–2010
- Martin Horwood, Cheltenham, 2005–2015
- David Howarth, Cambridge, 2005–2010
- Geraint Howells, Ceredigion and Pembroke North, 1988–1992 1
- Sir Simon Hughes, Southwark and Bermondsey, 1983–1997; North Southwark and Bermondsey, 1997–2010; Bermondsey and Old Southwark, 2010–2015 1
- Chris Huhne, Eastleigh, 2005–2013
- Mark Hunter, Cheadle, 2005–2015
- Julian Huppert, Cambridge, 2010–2015
- Christine Jardine, Edinburgh West, 2017–present
- Sir Russell Johnston, Inverness, Nairn and Lochaber, 1988–1997 1
- Nigel Jones, Cheltenham, 1992–2005
- Paul Keetch, Hereford, 1997–2010
- Charles Kennedy, Ross, Cromarty and Skye, 1988–1997; Ross, Skye and Inverness West, 1997–2005; Ross, Skye and Lochaber, 2005–2015 2
- Archy Kirkwood, Roxburgh and Berwickshire, 1988–2005 1
- Susan Kramer, Richmond Park, 2005–2010
- Sir Norman Lamb, North Norfolk, 2001–2019
- David Laws, Yeovil, 2001–2015
- Phillip Lee, Bracknell, 2019 4
- John Leech, Manchester Withington, 2005–2015
- Richard Livsey, Brecon and Radnorshire, 1988–1992; 1997–2001 1
- Stephen Lloyd, Eastbourne, 2010–2015; 2017–2018; 2019
- Liz Lynne, Rochdale, 1992–1997
- Robert Maclennan, Caithness and Sutherland, 1988–1997; Caithness, Sutherland and Easter Ross, 1997–2001 2
- Diana Maddock, Christchurch, 1993–1997
- Paul Marsden, Shrewsbury and Atcham, 2001–2005 3
- Ray Michie, Argyll and Bute, 1988–2001 1
- Michael Moore, Tweeddale, Ettrick and Lauderdale, 1997–2005; Berwickshire, Roxburgh and Selkirk, 2005–2015
- Layla Moran, Oxford West and Abingdon, 2017–present
- Helen Morgan, North Shropshire, 2021–present
- Greg Mulholland, Leeds North West, 2005–2017
- Tessa Munt, Wells, 2010–2015
- Emma Nicholson, Torridge and West Devon, 1995–1997 4
- Mark Oaten, Winchester, 1997–2010
- Sarah Olney, Richmond Park, 2016–2017; 2019–present
- Lembit Öpik, Montgomeryshire, 1997–2010
- John Pugh, Southport, 2001–2017
- Alan Reid, Argyll and Bute, 2001–2015
- David Rendel, Newbury, 1993–2005
- Willie Rennie, Dunfermline and West Fife, 2006–2010
- Dan Rogerson, North Cornwall, 2005–2015
- Paul Rowen, Rochdale, 2005–2010
- Bob Russell, Colchester, 1997–2015
- Antoinette Sandbach, Eddisbury, 2019 4
- Adrian Sanders, Torbay, 1997–2015
- Angela Smith, Penistone and Stocksbridge, 2019 5
- Sir Cyril Smith, Rochdale, 1988–1992 1
- Robert Smith, West Aberdeenshire and Kincardine, 1997–2015
- Sir David Steel, Tweeddale, Ettrick and Lauderdale, 1988–1997 1
- Nicol Stephen, Kincardine and Deeside 1991–1992
- Jamie Stone, Caithness, Sutherland and Easter Ross, 2017–present
- Andrew Stunell, Hazel Grove, 1997–2015
- Ian Swales, Redcar, 2010–2015
- Jo Swinson, East Dunbartonshire, 2005–2015; 2017–2019
- Matthew Taylor, Truro, 1988–1997; Truro and St Austell, 1997–2010 1
- Sarah Teather, Brent East, 2003–2010; Brent Central, 2010–2015
- Mike Thornton, Eastleigh, 2013–2015
- Peter Thurnham, Bolton North East, 1996–1997 4
- John Thurso, Caithness, Sutherland and Easter Ross, 2001–2015
- Jenny Tonge, Richmond Park, 1997–2005
- Paul Tyler, North Cornwall, 1992–2005 6
- Chuka Umunna, Streatham, 2019 5
- David Ward, Bradford East, 2010–2015
- Jim Wallace, Orkney and Shetland, 1988–2001 1
- Steve Webb, Northavon, 1997–2010; Thornbury and Yate, 2010–2015
- Mark Williams, Ceredigion, 2005–2017
- Roger Williams, Brecon and Radnorshire, 2001–2015
- Stephen Williams, Bristol West, 2005–2015
- Phil Willis, Harrogate and Knaresborough, 1997–2010
- Jenny Willott, Cardiff Central, 2005–2015
- Munira Wilson, Twickenham, 2019–present
- Sarah Wollaston, Totnes, 2019 4
- Simon Wright, Norwich South, 2010–2015
- Richard Younger-Ross, Teignbridge, 2001–2010
- 1 Formerly a Liberal Party MP.
- 2 Formerly a Social Democratic Party MP.
- 3 Elected for the Labour Party, and returned to Labour at the end of his term.
- 4 Elected for the Conservative Party.
- 5 Elected for the Labour Party.
- 6 Previously Liberal Party MP for Bodmin, Feb-Oct 1974.