| b 1115, Of, Pembroke, Pembrokeshire, Wales | Geoffrey Count Of Eu, [& of Brionne] | > | Gilbert De_Brionne | Geoffrey Mrs. |
| Richard Fitz De_Clare Gilbert | b 0979 | |||
| | b 1030 | Gunnora D'Aunou | |||
| Gilbert Fitzrichard De Clare | d 1090 | b 0984 | Osbern De Bolebec | |
| |b 1065 | | | Walter Giffard | Avelina | > |
| |d 1114 | Rohese Gifford | b 1010 | Gerald Flaitel | |
| | | b 1034 | Ermentrude Fleitel | Gerald Mrs. Flaitel | |
| Rose De Clare | b 1014 | Hugh De Creil | > | |
| |Hugh De Lacy | Renaud De Clermont | | | Hugh Count Of Clermont | b 1000 | Baudouin II Count Clermont | > |
| | | |b 1030 | Ermengardis De Clermont | ||
| Adeliza De Clermont | d 1101 | b 1010 | Hildouin III Count Montdidier, [Seigneur] | > |
| b 1058 | | | Hildouin IV Montdidier, Count | ||
| 61 24 May 1943 | Margaret De Montdidier, [Countess] | b 1021 | Ebles I, Count Roucy | |
| b 1045 | Alice (Adela) Countess Roucy | Beatrix, Countess Of Hainault | > | |
| d 1110 | b 1014 | |||
| 1 | Walter De Lacie |