| of Antrim (Marquessate) |
Randal MacDonnell - Thu 26th Jan 1645
|
- |
- |
| Apsley (Barony) |
Henry Bathurst - Thu 24th Jan 1771
|
- |
- |
| Arbuthnot of Edrom (Barony) |
James Norwich Arbuthnot - Thu 1st Oct 2015
|
- |
- |
| of Arbuthnott (Viscountcy) |
Robert Arbuthnott - Sun 17th Nov 1641
|
- |
- |
| Archer (Barony) |
Thomas Archer - Fri 14th Jul 1747
|
- |
- |
| Archer of Sandwell (Barony) |
Peter Kingsley Archer - Thu 9th Jul 1992
|
14 June 2012 |
- |
| Archer of Weston-Super-Mare (Barony) |
Jeffrey Howard Archer - Mon 27th Jul 1992
|
- |
- |
| Archibald (Barony) |
George Archibald - Tue 12th Jul 1949
|
27 February 1996 |
- |
| Ardelve (Barony) |
Kenneth Mackenzie - Tue 18th Nov 1766
|
- |
- |
| Arden (Barony) |
Charles George Perceval - Wed 28th Jul 1802
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10 January 1929 |
- |
| Arden (Barony) |
Catherine Perceval - Wed 23rd May 1770
|
6 November 2011 |
- |
| of Ardglass (Earldom) |
Thomas Cromwell - Sat 15th Apr 1645
|
- |
- |
| Ardilaun (Barony) |
Arthur Edward Guinness - Sat 1st May 1880
|
20 January 1915 |
- |
| Ardrossan (Barony) |
Hugh Montgomerie - Fri 21st Feb 1806
|
- |
- |
| Ardwick (Barony) |
John Cowburn Beavan - Fri 16th Jan 1970
|
18 August 1994 |
- |
| of Argyll (Dukedom) |
George Douglas Campbell - Thu 7th Apr 1892
|
- |
- |
| of Argyll (Dukedom) |
Archibald Campbell - Thu 23rd Jun 1701
|
- |
- |
| Arklow (Barony) |
Augustus Frederick - Fri 27th Nov 1801
|
21 April 1843 |
- |
| Arklow (Barony) |
Leopold George Duncan Albert - Tue 24th May 1881
|
28 March 1919 |
- |
| of Arlington (Earldom) |
Henry Bennet - Fri 22nd Apr 1672
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