| John of England
* 1166 † 1216 | ||
| ∞ 1189 | |
| Isabella of Gloucester
* ~1173 † 1217 | ||
| & | ||
| Clemence | ||
| Joan
* ~1191 † 1237 | ||
| ∞ 1205 | ||
| Llywelyn ap Iorwerth
* ~1172 † 1240 | ||
| Elen ferch Llywelyn
* ~1207 † 1253 | ||
| Dafydd ap Llywelyn
* ~1212 † 1246 | ||
| ∞ 1200 | ||
Isabelle d'Angoulême
![[mer]](up.png)
* 1188 † 1246 | ||
| Henry III of England
* 1207 † 1272 | ||
|
| ∞ 1236 | |
| Éléonore de Provence
* ~1223 † 1291 | ||
| Edward I of England
* 1239 † 1307 | ||
|
| >> | |
| Margaret of England
* 1240 † 1275 | ||
|
| >> | |
| Beatrice of England
* 1242 † 1275 | ||
|
| >> | |
| Edmund of England
* 1245 † 1296 | ||
|
| >> | |
| Katharine of England
* 1253 † 1257 | ||
|
| ||
| Richard Plantagenet
* 1209 † 1272 | ||
|
| ∞ 1231 | |
| Isabel Marshal
* 1200 † 1240 | ||
| John of Cornwall
* 1232 † 1233 | ||
| Isabella of Cornwall
* 1233 † 1234 | ||
| Henry of Almain
* 1235 † 1271 | ||
| Nicholas of Cornwall
* 1240 † 1240 | ||
| ∞ 1243 | ||
| Sancie de Provence
* ~1225 † 1261 | ||
| Joan of England
* 1210 † 1238 | ||
|
| ∞ 1221 | 
|
| Alexander II of Scotland
* 1198 † 1249 | ||
| Isabella of England
* 1214 † 1241 | ||
|
| ∞ 1235 | |
| Friedrich II (HRR)
* 1194 † 1250 | ||
| Margaretha von Staufen
* 1237 † 1270 | ||
| >> | ||
| Carlotus von Staufen
* 1238 † ~1253 | ||
| Eleanor Plantagenet
* 1215 † 1275 | ||
|
| ∞ 1224 | |
| William Marshal
* 1190 † 1231 | ||
| ∞ 1238 | 
| |
| Simon de Montfort
* 1208 † 1265-08-04 | ||
| Henry de Montfort
* 1238 † 1265 | ||
|
| ||
| Simon de Montfort
* 1240 † 1271 | ||
|
| ||
| Amaury de Montfort
* ~1242 † 1300 | ||
|
| ||
| Guy de Montfort
* 1244 † 1288 | ||
|
| ||
| Joanna de Montfort
* >1248 † <1251 | ||
|
| ||
| Richard de Montfort
† 1266 | ||
|
| ||
| Eleanor de Montfort
* 1252 † 1282 | ||
|
| ||