| | Gilbert de Lacy 1200–1234 Isabel le Bigod 1210–1252 | | | | Margaret Braose 1176–1200 | | | | Rohese de Monmouth 1142–1181 | | | | Gilbert de Lacy 1106–1150 | | |
| | | Lord Balderon of Monmouth 1100–1176 Rohese FitzGilbert de Clare 1090–1149 | | |
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| | | William de Braose 1153–1211 Maud Matilda de Saint-Valery 1150–1210 | | | | William de Braose 1112–1180 Bertha de Hereford 1130–1204 | | |
| | | Bernard IV de Saint-Valery 1117–1190 Matilda de Isleworth 1128–1152 | | |
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| | | | | | | Sir Roger Bigod 1150–1221 Ida Isabel Plantagenet 1154–… | | | | Juliana de Vere 1116–1185 | | |
| | | Hamelin Plantagenet of Anjou 1130–1202 Isabel de Warenne 1137–1199 | | |
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| | | William Marshall 1149–1219 Isabel FitzGilbert de Clare 1172–1220 | | | | John FitzGilbert 1109–1165 Sibyl de Salisbury 1126–1176 | | |
| | | Richard FitzGilbert de Clare 1125–1176 Aoife McMurrough of Leinster 1141–1177 | | |
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