| Male John Comyn |
| Birth | 1245 | |
| Death | 1308 | |
| Burial | ||
| Marriage | ||
| Father | Earl of Buchan Alexander Comyn | F1912 Group Sheet | |
| Mother | Elizabeth De Quincy | F1912 Group Sheet | |
| Female Isabel, of Fife |
| Birth | 1250 | |
| Death | Yes, date unknown | |
| Burial | ||
| Father | Earl of Fife Duncan | F2313 Group Sheet | |
| Mother | ||