| Arnulph de Montgomery (~1062 - ) |
Gospatric II 3rd Earl of Dunbar (1073 - 1138) |
| Iafracoth (Lafracoth) O'Brian (~1076 - ) |
Sybil de Morel (1082 - ) |
| Philip de Montgomery | Margaret Dunbar |
| b. 1102, Pembrokeshire, Wales d. bur. occ. cen. im. . ud. |
b. abt 1100 d. bur. occ. cen. im. . ud. |
| Robert de Montgomery |