| Joseph William Lionel Petre |
Petre (Barony) |
Thu 30th Sep 1915 |
Sun 1st Jan 1989 |
| David Charles Cairns |
Cairns, of Garmoyle in the County of Antrim (Barony) |
Wed 23rd Oct 1946 |
Tue 21st Mar 1989 |
| David Charles Cairns |
Garmoyle, in the County of Antrim (Viscountcy) |
Wed 23rd Oct 1946 |
Tue 21st Mar 1989 |
| David Charles Cairns |
Cairns (Earldom) |
Wed 23rd Oct 1946 |
Tue 21st Mar 1989 |
| Arthur Wills Percy Wellington Blundell Trumbull Sandys Hill |
Harwich (Barony) |
Wed 29th May 1918 |
Tue 28th Mar 1989 |
| Arthur Wills Percy Wellington Blundell Trumbull Sandys Hill |
Kilwarlin (Viscountcy) |
Wed 29th May 1918 |
Tue 28th Mar 1989 |
| Arthur Wills Percy Wellington Blundell Trumbull Sandys Hill |
of Hillsborough (Earldom) |
Wed 29th May 1918 |
Tue 28th Mar 1989 |
| Arthur Wills Percy Wellington Blundell Trumbull Sandys Hill |
Fairford (Viscountcy) |
Wed 29th May 1918 |
Tue 28th Mar 1989 |
| Arthur Wills Percy Wellington Blundell Trumbull Sandys Hill |
of Hillsborough (Earldom) |
Wed 29th May 1918 |
Tue 28th Mar 1989 |
| Arthur Wills Percy Wellington Blundell Trumbull Sandys Hill |
of Downshire (Marquessate) |
Wed 29th May 1918 |
Tue 28th Mar 1989 |
| Arthur Wills Percy Wellington Blundell Trumbull Sandys Hill |
Kilwarlin (Barony) |
Wed 29th May 1918 |
Tue 28th Mar 1989 |
| Arthur Wills Percy Wellington Blundell Trumbull Sandys Hill |
Hillsborough (Viscountcy) |
Wed 29th May 1918 |
Tue 28th Mar 1989 |
| John Henrik Gretton |
Gretton, of Stapleford in the County of Leicester (Barony) |
Fri 26th Mar 1982 |
Tue 4th Apr 1989 |
| George Lambert |
Lambert, of South Molton in the County of Devon (Viscountcy) |
Mon 17th Feb 1958 |
Wed 24th May 1989 |
| Michael John Lambert |
Lambert, of South Molton in the County of Devon (Viscountcy) |
Wed 24th May 1989 |
Fri 22nd Oct 1999 |
| David Lowry Cole |
Mountflorence (Barony) |
Tue 19th Feb 1963 |
Tue 30th May 1989 |
| David Lowry Cole |
Enniskillen (Viscountcy) |
Tue 19th Feb 1963 |
Tue 30th May 1989 |
| David Lowry Cole |
of Enniskillen (Earldom) |
Tue 19th Feb 1963 |
Tue 30th May 1989 |
| David Lowry Cole |
Grinstead, of Grinstead in the County of Wilts (Barony) |
Tue 19th Feb 1963 |
Tue 30th May 1989 |
| Richard Geoffrey Gordon Byron |
Byron (Barony) |
Tue 1st Nov 1983 |
Thu 15th Jun 1989 |