| | Amaury Iii de MONTFORT –1182 Mathilde de GLOUCESTER –1198 | | | | Simon Iii de MONTFORT 1118–1187 Amicie de BEAUMONT 1150–1215 | | | | Amaury Iv de MONTFORT 1063–1136 Richilde de HAINAUT 1095–1118 | | | | Simon de MONTFORT 1030–1087 | | |
| | | Baudouin Ii de HAINAUT 1056–1098 | | |
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| | | Guillaume de GLOUCESTER 1121–1183 Hawise de BEAUMONT-MEULAN –1197 | | | | Robert de GLOUCESTER 1090–1147 Mathilde FITZ-HAMON –1157 | | | | Henri Ier de NORMANDIE 1068–1135 | | |
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| | | Robert Ii de BEAUMONT –1168 | | | | Robert 1er de BEAUMONT 1050–1118 Elisabeth de VERMANDOIS 1085–1131 | | |
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