| b 1252, Of, Felbrigg, Norfolk, England | Hugh Bigod | > | 61 14 Sep 1966, !& | Roger Bigod, Earl of Norfolk | Julianna De Vere | > |
| Hugh Le Bigod, Earl of Norfolk | b 1150 | Hamelin Plantagenet | > | |
| | b 1186 | Ida (Isabel) Plantagenet, Countess | Isabel De Warenne | > | |
| Simon Le Bigod, Sir Knight | d Feb1224 | b 1154 | John 'The_Marshall' Fitzgilbert, [The Marshall] | > |
| |b 1220 | | | William Marshall, [Earl] | Sibilla (Sibyl) De Salisbury | > |
| |d 1271 | Maud 'Matilda' Marshall, Countess | b 1144 | Richard (Strongbow) Fitzgilbert, [Earl of Pembrok | > |
| | | b 1190 | Isabel De Clare, [Countess] | Aoife (Eve) McMurrough, [Countess] | > |
| Isabella Le Bigod | d 27 Mar 1248 | b 1171 | ||
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| Maud De Felbrigg | ||||
| b 1222 | | | |||