| | RaoulVII deToni 1255–1265 | | |
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| | RaoulVI deToeni Lord of Flamstead 1190–1239 | | |
| | Walter deLacy Lord of Meath 1172–1241 Margaret deBraose 1177–1200 | | |
| | Hugh deLacy Lord of Meath 1115–1186 | | | | | | | | Gilbert Lord deClare 1065–1114 Adeliza de Clermont 1058–… | | | | Richard Lord de Clare 1035–1090 | | | | Gilbert Count of Brionne 979–1040 | | |
| | | Walter Earl Giffard …–1102 | | |
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| | | Hugh Count deCreil 1030–1101 Margaret deMontdidier 1045–1110 | | | | Renaud deClermont 1010–1098 Ermengardes deClermont 1010–… | | |
| | | HilduinIV Count of Montdidier 1021–1063 | | |
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| | | | | | | | | | | Walter deLacy Baron Lacy …–1085 | | | | Hugh Lord of Campeau and Lassy …–… |
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