Thomas Isaac
Unknown - Unknown(Notes: You may have to scroll down or right to see chart.)
| Sir James Stewart Abt 1399-Abt 1451 |
| Sir James Stewart | |
| B: | Abt 1399 |
| D: | Abt 1451 |
Lady Joan Beaufort Abt 1404-1445 |
| Lady Joan Beaufort | |
| B: | Abt 1404 |
| D: | 15 Jul 1445 |
| Isabel MacDougall Unknown-1439 |
| Isabel MacDougall | |
| B: | Unknown |
| D: | 21 Dec 1439 |
| Sir John Stewart Unknown-1421 |
| Sir John Stewart | |
| B: | Unknown |
| D: | 26 Apr 1421 |
| Joanna Isaac Unknown-Unknown |
| Joanna Isaac | |
| B: | Unknown |
| D: | Unknown |
| John MacDougall Unknown-Unknown |
| John MacDougall | |
| B: | Unknown |
| D: | Unknown |
| Thomas Isaac Unknown-Unknown |
| Thomas Isaac | |
| B: | Unknown |
| D: | Unknown |
| Lady Matilda Bruce 1315-1323-1353 |
| Lady Matilda Bruce | |
| B: | 1315-1323 |
| D: | 30 Jul 1353 |