Lord Richard de Grey 1200–1260 | | |
Sir William de Grey 1204–1287 | | |
| | Margaret Basset 1278–1337 Edmund Stafford 1272–1308 | | |
Sir Ralph de Basset 1280–1343 | | |
Elizabeth de Basset 1286–… | | |
| | Lord Ralph de Basset 1253–1299 | | |
Reynold de Grey 1235–1308 | | |
| | Sir John de Grey 1205–1267 Joan le Esquire 1211–1256 | | |
Sir Robert de Grey 1206–1245 | | |
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| | Isobel Aquillion 1140–1186 | | | | Amabilia de Lindsay 1130–… |
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