Lady Mary Butler
1646 - 1710 (64 years)(Notes: You may have to scroll down or right to see chart.)
| Caroline Cavendish 1719-1760 |
| Caroline Cavendish | |
| B: | 22 May 1719 |
| D: | 20 Jan 1760 |
| William Ponsonby, 2nd. Earl of Bessborough | |
| B: | 1704 |
| D: | 11 Mar 1793 |
| William Cavendish, 4th. Duke of Devonshire KG PC | |
| B: | 8 May 1720 |
| D: | 2 Oct 1764 |
| Spa, Holland | |
| Lady Charlotte Elizabeth Boyle, 6th. Baroness Clifford | |
| B: | 27 Oct 1731 |
| D: | 8 Dec 1754 |
| Uppingham, Rutland, England | |
| Lady Elizabeth Cavendish 1723-1796 |
| Lady Elizabeth Cavendish | |
| B: | 1723 |
| D: | 1796 |
Rt. Hon. John Ponsonby 1713-1789 |
| Rt. Hon. John Ponsonby | |
| B: | 29 Mar 1713 |
| D: | 12 Dec 1789 |
| William Cavendish, 3rd.Duke of Devonshire KG PC | |
| B: | 26 Sep 1698 |
| D: | 5 Dec 1755 |
| Katherine Hoskyns Unknown-1777 |
| Katherine Hoskyns | |
| B: | Unknown |
| D: | 8 May 1777 |
| William Cavendish, 2nd. Duke of Devonshire KG PC | |
| B: | 1673 |
| D: | 4 Jun 1729 |
| Hon. Rachel Russell 1674-1725 |
| Hon. Rachel Russell | |
| B: | 1674 |
| D: | 1725 |
| Lady Mary Butler 1646-1710 |
| Lady Mary Butler | |
| B: | 1646 |
| D: | 1710 |
| William Cavendish, 1st. Duke of Devonshire | |
| B: | 25 Jan 1640 |
| D: | 18 Aug 1707 |