| Father | Baron John De Baliol (1212 - 1269) |
| Mother | Dervogilla II MacDonal of Galloway (1218 - ) |
| Sibling | Sir Lord of Cavers Alexander De Baliol (1233 - 1311) |
| Sibling | Matilda (Maud) De Balliol ( - ) |
| Sibling | Alan De Baliol (1250 - 1272) |
| Sibling | Margaret De Baliol (1255 - 1279) |
| Sibling | Mary De Baliol (1249 - 1261) |
| Sibling | Lady Cecilia De Baliol (1240 - 1289) |
| Sibling | Ada De Baliol (1245 - 1285) |
| Sibling | Hugh De Balliol (1234 - 1271) |
| Sibling | Alianora De Balliol (1246 - 1302) |
| Sibling | John Debaliol (1249 - 1313) |
| Sibling | William De Baliol Sir Knight (1251 - 1313) |