| Father | Sir John DE BALLIOL (1208 - 1268) |
| Mother | Devorguilla OF GALLOWAY (1210 - 1290) |
| Sibling | John DE BALIOL King of Scots (1230 - 1314) |
| Sibling | Cecily BALLIOL (1240 - 1273) |
| Sibling | Alan DE BALLIOL (1240 - 1278) |
| Sibling | Sir Alexander DE BALLIOL of Barnard Castle (1242 - 1278) |
| Sibling | Margaret DE BALIOL (1235 - 1279) |
| Sibling | Ada BALLIOL (1246 - 1285) |
| Sibling | Alianora BALLIOL (1246 - 1302) |
| Sibling | Euphemia DE BALLIOL (1251 - 1323) |
| Sibling | Maud DE BALLIOL (1257 - 1316) |
| Sibling | Cecila DE BALLIOL ( - 1273) |
| Sibling | Margaret DE BALLIOL ( - ) |
| Sibling | William DE BALLIOL ( - ) |