| Isabel de Beaumont
† 1172 | ||
| & | ||
Henry I of England
![[mer]](up.png)
* ~1068 † 1135 | ||
| Isabel Hedwig of England
* ~1125 | ||
| Matilda FitzRoy
* ~1125 | ||
| ∞ ~1130 | ||
| Gilbert de Clare
* ~1100 † 1148 | ||
| Richard de Clare
* 1130 † 1176 | ||
| ∞ | ||
| Aoife of Leinster | ||
| Gilbert de Clare
† 1185 | ||
| Isabel de Clare
* 1172 † 1220 | ||
| & | ||
| William Marshal
* 1147 † 1219 | ||
| William Marshal
* 1190 † 1231 | ||
| Richard Marshal
* 1191 † 1234 | ||
| Matilda Marshal
* 1194 † 1248 | ||
| >> | ||
| Gilbert Marshal
* 1197 † 1241 | ||
| Walter Marshal
* ~1199 † 1245 | ||
| Isabel Marshal
* 1200 † 1240 | ||
| >> | ||
| Sibyl Marshal
* ~1201 † 1245 | ||
| Eva Marshal
* 1203 † 1246 | ||
| Anselm Marshal
* ~1208 † 1245 | ||
| Joan Marshal
* 1210 † 1234 | ||
| Baldwin de Clare | ||
| Agnes de Clare | ||
| Basilia de Clare | ||
| ∞ >1148 | ||
| Hervé de Montmorency
| ||