| John Bourke |
of Mayo (Earldom) |
Sun 17th Aug 1794 |
Wed 23rd May 1849 |
| Robert Bourke |
Naas (Barony) |
Wed 23rd May 1849 |
Mon 12th Aug 1867 |
| Robert Bourke |
Mayo (Viscountcy) |
Wed 23rd May 1849 |
Mon 12th Aug 1867 |
| Robert Bourke |
of Mayo (Earldom) |
Wed 23rd May 1849 |
Mon 12th Aug 1867 |
| Dermot Robert Wyndham Bourke |
Naas (Barony) |
Thu 8th Feb 1872 |
Sat 31st Dec 1927 |
| Dermot Robert Wyndham Bourke |
Mayo (Viscountcy) |
Thu 8th Feb 1872 |
Sat 31st Dec 1927 |
| Dermot Robert Wyndham Bourke |
of Mayo (Earldom) |
Thu 8th Feb 1872 |
Sat 31st Dec 1927 |
| George Bussy Villiers |
Villiers (Barony) |
Mon 28th Aug 1769 |
Thu 22nd Aug 1805 |
| George Bussy Villiers |
of Jersey (Earldom) |
Mon 28th Aug 1769 |
Thu 22nd Aug 1805 |
| George Bussy Villiers |
Grandison (Viscountcy) |
Mon 28th Aug 1769 |
Thu 22nd Aug 1805 |
| George Bussy Villiers |
Villiers (Viscountcy) |
Mon 28th Aug 1769 |
Thu 22nd Aug 1805 |
| George Child-Villiers |
Grandison (Viscountcy) |
Thu 22nd Aug 1805 |
Mon 3rd Oct 1859 |
| George Child-Villiers |
Villiers (Barony) |
Thu 22nd Aug 1805 |
Mon 3rd Oct 1859 |
| George Child-Villiers |
Villiers (Viscountcy) |
Thu 22nd Aug 1805 |
Mon 3rd Oct 1859 |
| George Child-Villiers |
of Jersey (Earldom) |
Thu 22nd Aug 1805 |
Mon 3rd Oct 1859 |
| Victor Albert George Child-Villiers |
Grandison (Viscountcy) |
Mon 24th Oct 1859 |
Mon 31st May 1915 |
| Victor Albert George Child-Villiers |
Villiers (Barony) |
Mon 24th Oct 1859 |
Mon 31st May 1915 |
| Victor Albert George Child-Villiers |
Villiers (Viscountcy) |
Mon 24th Oct 1859 |
Mon 31st May 1915 |
| Victor Albert George Child-Villiers |
of Jersey (Earldom) |
Mon 24th Oct 1859 |
Mon 31st May 1915 |
| George Henry Robert Child-Villiers |
Grandison (Viscountcy) |
Mon 31st May 1915 |
Mon 31st Dec 1923 |