Family: John de Grey / Joan Unknown (F3240)
m. 17 Oct 1251Henry de Grey (1178-1219) 
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Isolda Bardolf (1182-1246)
|
Richard de Grey (1200-1271)  |
| William de Grey (1204- ) |
| Robert de Grey (1206- ) |
| Walter de Grey, Archbishop (1208- ) |
| Henry de Grey (1210- ) |
| Joan de Grey (1212-1256) |
| John de Grey (1205-1266)
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| Joan Unknown (1226-1256) |