| Robert Walpole |
of Orford (Earldom) |
Tue 6th Feb 1742 |
Thu 18th Mar 1745 |
| Robert Walpole |
of Orford (Earldom) |
Thu 18th Mar 1745 |
Wed 31st Mar 1751 |
| George Walpole |
of Orford (Earldom) |
Wed 31st Mar 1751 |
Mon 5th Dec 1791 |
| Horatio Walpole |
of Orford (Earldom) |
Mon 5th Dec 1791 |
Thu 2nd Mar 1797 |
| Charles Henry O'Neill |
O'Neill (Earldom) |
Thu 28th Aug 1800 |
Thu 25th Mar 1841 |
| James Wandesford Butler |
of Ormond (Marquessate) |
Wed 5th Oct 1825 |
Fri 18th May 1838 |
| James Hubert Theobald Charles Butler |
of Ormond (Marquessate) |
Sat 17th Apr 1971 |
Sat 25th Oct 1997 |
| John Butler |
of Ormond (Marquessate) |
Fri 18th May 1838 |
Mon 25th Sep 1854 |
| James Edward William Theobald Butler |
of Ormond (Marquessate) |
Mon 25th Sep 1854 |
Sun 26th Oct 1919 |
| James Arthur Wellington Foley Butler |
of Ormond (Marquessate) |
Sun 26th Oct 1919 |
Sun 4th Jul 1943 |
| James George Anson Butler |
of Ormond (Marquessate) |
Sun 4th Jul 1943 |
Tue 21st Jun 1949 |
| James Arthur Norman Butler |
of Ormond (Marquessate) |
Tue 21st Jun 1949 |
Sat 17th Apr 1971 |
| Richard Onslow |
Onslow (Barony) |
Fri 19th Jun 1716 |
Sun 5th Dec 1717 |
| George Onslow |
Onslow (Barony) |
Tue 8th Oct 1776 |
Tue 17th May 1814 |
| Rupert Charles William Bullard Onslow |
Onslow (Barony) |
Sat 14th May 2011 |
|
| Michael William Coplestone Dillon Onslow |
Onslow (Barony) |
Thu 3rd Jun 1971 |
Sat 14th May 2011 |
| Thomas Onslow |
Onslow (Barony) |
Tue 17th May 1814 |
Thu 22nd Feb 1827 |
| Arthur George Onslow |
Onslow (Barony) |
Thu 22nd Feb 1827 |
Mon 24th Oct 1870 |
| William Hillier Onslow |
Onslow (Barony) |
Mon 24th Oct 1870 |
Mon 23rd Oct 1911 |
| Richard William Alan Onslow |
Onslow (Barony) |
Mon 23rd Oct 1911 |
Sat 9th Jun 1945 |