Contents |
| David Cameron Leader of the Conservative Party |
Ed Miliband Leader of the Labour Party |
Nick Clegg Leader of the Liberal Democrats |
|---|
| Leader | Party | Leader's Seat | Number of Seats | Leader since |
|
| David Cameron | Conservative Party | Witney | 306 | 6 December 2005 | |
| Ed Miliband | Labour | Doncaster North | 258 | 25 September 2010 | |
| Nick Clegg | Liberal Democrats | Sheffield Hallam | 57 | 18 December 2007 | |
| Nigel Dodds | Democratic Unionist Party | Belfast North | 8 | 7 May 2010 | |
| Angus Robertson | Scottish National Party | Moray | 6 | 7 May 2010 | |
| N/A | Sinn Féin | N/A | 5 (abstentionist) | N/A | |
| Elfyn Llwyd | Plaid Cymru | Dwyfor Meirionnydd | 3 | 2001 | |
| Margaret Ritchie | Social Democratic and Labour Party | South Down | 3 | 7 February 2010 | |
| Caroline Lucas | Green Party of England and Wales | Brighton Pavilion | 1 | 5 September 2008 | |
| Naomi Long | Alliance Party of Northern Ireland | Belfast East | 1 | 7 May 2010 | |
| Leader | Party | Members | Leader since |
|
| Lord Strathclyde | Conservative Party | 188 | 3 December 1998 | |
| Baroness Royall of Blaisdon | Labour | 225 | 3 October 2008 | |
| Lord McNally | Liberal Democrats | 75 | October 2004 | |
| Leader | Party | Leader's Seat | Number of Seats | Leader since |
|
| Alex Salmond | Scottish National Party | Gordon | 69 | 3 September 2004 | |
| Iain Gray | Scottish Labour Party | East Lothian | 37 | 13 September 2008 | |
| Annabel Goldie | Scottish Conservative Party | West of Scotland | 15 | 31 October 2005 | |
| Willie Rennie | Scottish Liberal Democrats | Mid Scotland and Fife | 5 | May 5 2011 | |
| Patrick Harvie | Scottish Green Party | Glasgow | 2 | ||
| Leader | Party | Leader's Seat | Number of Seats | Leader since |
|
| Carwyn Jones | Welsh Labour | Bridgend | 26 | 1 December 2009 | |
| Ieuan Wyn Jones | Plaid Cymru | Ynys Môn | 15 | 2001 | |
| Nick Bourne | Welsh Conservatives | Mid and West Wales | 12 | August 1999 | |
| Kirsty Williams | Welsh Liberal Democrats | Brecon and Radnorshire | 6 | 8 December 2008 | |
| Leader | Party | Leader's Seat | Number of Seats | Leader since |
|
| Peter Robinson | Democratic Unionist Party | Belfast East | 38 | 31 May 2008 | |
| Raymond McCartney[1] | Sinn Féin | Foyle | 29 | 1983 | |
| Tom Elliott | Ulster Unionist Party | Fermanagh and South Tyrone | 16 | 22 September 2010 | |
| Margaret Ritchie | Social Democratic and Labour Party | South Down | 14 | 7 February 2010 | |
| David Ford | Alliance Party of Northern Ireland | South Antrim | 8 | 2001 | |
| Steven Agnew | Green Party in Northern Ireland | North Down | 1 | 2010 | |
| Jim Allister | Traditional Unionist Voice | North Antrim | 1 | 2007 | |
| Leader | Party | Leader's Seat | Number of Seats | Leader since |
|
| Timothy Kirkhope | Conservative Party | Yorkshire and the Humber | 26 | 2008 | |
| Nigel Farage | UK Independence Party | South East England | 13 | 1999 | |
| Glenis Willmott | Labour Party | East Midlands | 13 | January 2009 | |
| Fiona Hall | Liberal Democrats | North East England | 11 | 2009 | |
| None | Green Party of England and Wales | N/A | 2 | N/A | |
| Nick Griffin | British National Party | North West England | 2 | 2009 | |
| Ian Hudghton | Scottish National Party | Scotland | 2 | 1998 | |
| Jillian Evans | Plaid Cymru | Wales | 1 | 2009 | |
| Bairbre de Brún | Sinn Féin | Northern Ireland | 1 | 2004 | |
| Diane Dodds | Democratic Unionist Party | Northern Ireland | 1 | 2009 | |
| Jim Nicholson | Ulster Conservatives and Unionists | Northern Ireland | 1 | 1998 | |