| Garret Wesley |
of Mornington (Earldom) |
Thu 2nd Oct 1760 |
Tue 22nd May 1781 |
| Richard Wellesley |
of Mornington (Earldom) |
Tue 22nd May 1781 |
Mon 26th Sep 1842 |
| William Wellesley Pole |
of Mornington (Earldom) |
Mon 26th Sep 1842 |
Sat 22nd Feb 1845 |
| Arthur Charles Valerian Wellesley |
of Mornington (Earldom) |
Wed 31st Dec 2014 |
|
| Arthur Valerian Wellesley |
of Mornington (Earldom) |
Tue 4th Jan 1972 |
Wed 31st Dec 2014 |
| Arthur Richard Wellesley |
of Mornington (Earldom) |
Sat 25th Jul 1863 |
Wed 13th Aug 1884 |
| William Pole-Tylney-Long-Wellesley |
of Mornington (Earldom) |
Sat 22nd Feb 1845 |
Wed 1st Jul 1857 |
| William Richard Arthur Pole-Tylney-Long-Wellesley |
of Mornington (Earldom) |
Wed 1st Jul 1857 |
Sat 25th Jul 1863 |
| Henry Wellesley |
of Mornington (Earldom) |
Wed 13th Aug 1884 |
Fri 8th Jun 1900 |
| Arthur Charles Wellesley |
of Mornington (Earldom) |
Fri 8th Jun 1900 |
Mon 18th Jun 1934 |
| Arthur Charles Wellesley |
of Mornington (Earldom) |
Mon 18th Jun 1934 |
Thu 11th Dec 1941 |
| Henry Valerian George Wellesley |
of Mornington (Earldom) |
Thu 11th Dec 1941 |
Thu 16th Sep 1943 |
| Gerald Wellesley |
of Mornington (Earldom) |
Thu 16th Sep 1943 |
Tue 4th Jan 1972 |
| Luke Gardiner |
Mountjoy (Barony) |
Sat 19th Sep 1789 |
Tue 5th Jun 1798 |
| Charles John Gardiner |
Mountjoy (Barony) |
Tue 5th Jun 1798 |
Mon 25th May 1829 |
| Alexander Macdonald |
Macdonald (Barony) |
Thu 25th Jul 1776 |
Sat 12th Sep 1795 |
| Alexander Wentworth Macdonald |
Macdonald (Barony) |
Sat 12th Sep 1795 |
Sat 19th Jun 1824 |
| Godfrey Bosville-Macdonald |
Macdonald (Barony) |
Sat 19th Jun 1824 |
Sat 13th Oct 1832 |
| Godfrey William Wentworth Bosville-Macdonald |
Macdonald (Barony) |
Sat 13th Oct 1832 |
Sat 25th Jul 1863 |
| Somerled James Brudenell Bosville-Macdonald |
Macdonald (Barony) |
Sat 25th Jul 1863 |
Fri 25th Dec 1874 |