Previous by-elections in the House of Lords

There were no by-elections held in 2012.

Conservative hereditary peers' by-election

A vacancy was created following the death of the Earl of Onslow, a Conservative hereditary peer, on 14 May 2011.
A by-election was held on 20 July 2011 to fill the vacant seat. Lord Ashton of Hyde was elected.

Hereditary peers' by-election

A vacancy was created following the death of Lord Ampthill, one of the 15 hereditary peers elected by the whole House in 1999, on 23 April 2011.
A by-election was held on 20 July 2011 to fill the vacant seat. Viscount Colville of Culross was elected.

Crossbench hereditary peers' by-election

A vacancy was created following the death of Lord Monson, a Crossbench hereditary peer, on 12 February 2011.
A by-election was held on 10 May 2011 to fill the vacant seat. The Earl of Lytton was elected.

Hereditary peers' by-election

A vacancy was created following the death of Lord Strabolgi, one of the 15 hereditary peers elected by the whole House in 1999, on 24 December 2010.
A by-election was held on 22 March 2011 to fill the vacant seat. Viscount Hanworth was elected.

Conservative hereditary peers' by-election

A vacancy was created following the death of the Earl of Northesk, a Conservative hereditary peer, on 28 March 2010.
A by-election was held on 23 June 2010 to fill the vacant seat. Viscount Younger of Leckie was elected.

Crossbench hereditary peers' by-election

A vacancy was created following the death of Viscount Colville of Culross, a Crossbench hereditary peer, on 8 April 2010.
A by-election was held on 23 June 2010 to fill the vacant seat. The Earl of Clancarty was elected.

Crossbench hereditary peers' by-election

A vacancy was created following the death of Viscount Bledisloe, a Crossbench hereditary peer, on 12 May 2009.
A by-election was held on 15 July 2009 to fill the vacant seat. Lord Aberdare was elected.

Crossbench hereditary peers' by-election

A vacancy was created following the death of Baroness Darcy de Knayth, a Crossbench hereditary peer, on 24 February 2008.
A by-election was held on 22 May 2000 to fill the vacant seat. The Earl of Stair was elected.

Conservative hereditary peers' by-election

A vacancy was created following the death of Lord Mowbray and Stourton, a Conservative hereditary peer, on 12 December 2006.
A by-election was held on 7 March 2007 to fill the vacant seat. Earl Cathcart was elected.

There were no by-elections held in 2006.

Crossbench hereditary peers' by-election

A vacancy was created following the death of Baroness Strange, a Crossbench hereditary peer, on 11 March 2005.
A by-election was held on 23 June 2005 to fill the vacant seat. Viscount Montgomery of Alamein was elected.

Hereditary peers' by-election

Two vacancies were created following the deaths of Lord Burnham, a Conservative hereditary peer, on 1 January 2005 and Lord Aberdare, one of the 15 hereditary peers elected by the whole House in 1999, on 23 January 2005. 
A by-election was held on 10 March 2005 to replace the late Lord Burnham. Lord De Mauley was elected. A further by-election was held on 22 March 2005 to replace the late Lord Aberdare. Viscount Eccles was elected.

Liberal Democrat hereditary peers' by-election

A vacancy was created following the death of Earl Russell, a Liberal Democrat hereditary peer, on 14 October 2004.
A by-election was held on 13 January 2005 to fill the vacant seat. The Earl of Glasgow was elected.

Conservative hereditary peers' by-election

A vacancy was created following the death of Lord Vivian, a Conservative hereditary peer, on 28 February 2004.
A by-election was held on 13 May 2004 to fill the vacant seat. Viscount Trenchard was elected.

Labour hereditary peers' by-election

A vacancy was created following the death of Lord Milner, a Labour hereditary peer, on 20 August 2003.
A by-election was held on 30 October 2003 to fill the vacant seat. Lord Grantchester was elected.

Hereditary peers' by-election

A vacancy was created following the death of Viscount of Oxfuird, one of 15 hereditary peers elected by the whole House in 1999, on 3 January 2003.
A by-election was held on 26 March 2003 to fill the vacant seat. Viscount Ullswater was elected.

Further information

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