| | Richard fitz Gilbert de Clare …–1136 | | | | Gilbert Fitz Richard 1070–1117 Adeliza of Clermont … …–… | | | | Richard fitz Gilbert 1030–1091 Rohese Giffard de Bolebec …–… | | | | Gilbert … Count of Brienne 979–… | | |
| | | Walter Giffard de Bolebec …–… |
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| | | Hugh I … Count of Clermont …–… Margaret of Montdidier … …–… | | | | Hildouin IV … Count of Montdidier …– | | |
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