| | | | | | | | | | | | | | | | | | House of Plantagenet | | | | | | | | | | | | | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | m. 1128 Geoffrey Plantagenet Count of Anjou 1113–1151 | | Matilda c.1102–1167 r. 1141 208 Days Disputed | | | | | | | | | | | | | | | | | | | | | | | | |
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| | | | | | | | | | | | Geoffrey Count of Nantes 1134–1158 | | m. 1152 Eleanor of Aquitaine c. 1122–1204 | | Henry II 1133–1189 r. 1154–1189 | | William X of Poitou 1136–1163/64 | | | | | | | | | | | | | | | | | | | | |
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| | | | Geoffrey II Duke of Brittany 1158–1186 | | m. 1181 Constance Duchess of Brittany 1161–1201 | | Matilda of England 1156–1189 | | m. 1168 Henry III Duke of Saxony The Lion 1129–1195 | | | Eleanor of England 1162–1214 | | m. 1177 Alfonso VIII of Castile 1155–1214 | | m. 1177 William II of Sicily 1155–1189 | | Joan of England 1165–1199 | | m. 1197 Raymond VI Count of Toulouse 1156–1222 | | | | | | | | |
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Eleanor of Brittany c. 1184–1241 | | Matilda of Brittany 1185–before1189 | | Arthur I Duke of Brittany 1187–1203 | | | | House of Welf | | | | | | | House of Burgundy | | | | | | Bohemond Duke of Apulia | | House of Rouergue | | | | | | | | | | |
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| | | | William IX Count of Poitiers 1153–1156 | | Henry Duke of Normandy The Young King 1155–1183 | | m. 1160 Margaret of France 1157–1197 | | Richard I Lionheart 1157–1199 r. 1189–1199 | | m. 1191 Berengaria of Navarre c. 1165–1230 | | m. 1200 Isabella of Angoulême 1188–1246 | | John Lackland 1166–1216 r. 1199–1216 | | m. 1189–1199 Isabel Countess of Gloucester c. 1173–1217 | | | | | | | | | | | | |
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m. 1236 Eleanor of Provence c. 1223–1291 | | Henry III 1207–1272 r. 1216–1272 | | m. 1224 William Marshal 2nd Earl of Pembroke 1190–1231 | | Eleanor of England 1215–1275 | | m. 1238 Simon de Montfort 1208–1265 | | m. 1231 Isabel Marshal 1200–1240 | | Richard 1st Earl of Cornwall 1209–1272 | | m. 1243 Sanchia of Provence c. 1228–1261 | | Joan of England 1210–1238 | | m. 1221 Alexander II of Scotland 1198–1249 | | Isabella of England 1214–1241 | | m. 1235 Frederick II Holy Roman Emperor 1194–1250 |
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| | | | | | | | | | | | | | | | | | Henry of Almain 1235–1271 | | Others | | m. 1269 Beatrice of Falkenburg c.1254–1277 | | Edmund 2nd Earl of Cornwall 1249–1300 | | Richard of Cornwall | | Others | | | | House of Hohenstaufen | | |
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| | | | | Henry de Montfort 1238–1265 | | Simon the Younger de Montfort 1240–1271 | | Amaury de Montfort Canon of York 1242–1301 | | Richard de Montfort 1252–1266 | | Joanna de Montfort 1248/1251 | | | | | | Guy de Montfort Count of Nola 1244–c. 1288 | | Margherita Aldobrandesca | | Eleanor de Montfort 1252–1282 | | m. 1275 Llywelyn ap Gruffudd c.1223–1282 | | | | |
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m. 1254 Eleanor of Castile 1241–1290 | | Edward I Longshanks 1239–1307 r.1272–1307 | | m. 1299 Margaret of France 1279–1318 | | Katherine of England 1253–1257 | | m. 1269 Aveline de Forz 1259–1274 | | Edmund 1st Earl of Lancaster Crouchback 1245–1296 | | m. 1276 Blanche of Artois 1248–1302 | | Beatrice of England 1242–1275 | | m. 1260 John II Duke of Brittany 1239–1305 | | Margaret of England 1240–1275 | | m. 1251 Alexander III of Scotland 1241–1286 | | Gwenllian of Wales 1282–1337 |
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| | | | | Eleanor of England 1306–1310 | | Edmund of Woodstock 1st Earl of Kent 1301–1330 | | m. 1325 Margaret Wake c. 1297–1349 | | m. 1319 Alice Hayles | | Thomas of Brotherton 1st Earl of Norfolk 1300–1338 | | m. 1335 Mary Braose | | House of Plantagenet | | House of Dreux | | | | | | House of Dunkeld | | | | |
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| | | | | Mary of England 1279–c. 1332 | | | | Plantagenet Family | | | | Plantagenet Family | | Katherine of England c.1261–1264 | | Joan of England 1265 | | John of England 1266–1271 | | Henry 1267–1274 | | Alphonso Earl of Chester 1273–1284 | | Berengaria of England 1276–1278 | | | | | |
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m. 1308 Isabella of France c.1295–1358 | | Edward II 1284–1327 r.1307–1327 | | m. 1297 John I Count of Holland 1284–1299 | | Elizabeth of England 1282–1316 | | m. 1302 Humphrey de Bohun 4th Earl of Hereford 1276–1322 | | Eleanor of England 1269–1298 | | m. 1293 Henry III Count of Bar 1259–1302 | | m. 1290 Gilbert de Clare 7th Earl of Gloucester 1243–1295 | | Joan of England 1272–1307 | | m. 1297 Ralph de Monthermer 1st Baron Monthermer c. 1270–1325 | | Margaret of England 1275–1333 | | m. 1290 John II Duke of Brabant 1275–1312 |
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| | | | | | | | | | | | | | | de Bohun Family | | | | | | House of Montbelliard | | | | | | de Clare Family | | de Monthermer Family | | | | | | House of Reginar | | |
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m. 1328 Philippa of Hainault 1314–1369 | | Edward III 1312–1377 r. 1327–1377 | | John of Eltham Earl of Cornwall 1316–1336 | | Eleanor of England 1318–1355 | | m. 1332 Reginald II Duke of Guelders c.1295–1343 | | Joan of England 1321–1362 | | m. 1328 David II of Scotland 1324–1371 | | | | | | | | | | | | | | | | | | | | |
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| | | | | Joan of England 1335–1348 | | William of Hatfield 1337 | | Mary of England 1344–1362 | | m. 1361 John V Duke of Brittany 1339–1399 | | Margaret of England 1346–1361 | | m. 1359 John Hastings 2nd Earl of Pembroke 1347–1375 | | William of Windsor 1348 | | Isabella of England 1332– 1379/1382 | | m. 1365 Enguerrand VII Lord of Coucy 1340–1397 | | Thomas of Woodstock 1st Duke of Gloucester 1355–1397 | | m. 1376 Eleanor de Bohun c. 1366–1399 |
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m. 1361 Joan of Kent 1328–1385 | | Edward of Wales The Black Prince 1330–1376 | | | | | | m. 1359 Blanche of Lancaster c. 1347–1368 | | John of Gaunt 1st Duke of Lancaster 1340–1399 | | m. 1371 Constance of Castile 1354–1394 | | | n m. 1396 Katherine Swynford 1350–1403 | | Edmund of Langley 1st Duke of York 1341–1402 | | m. 1372 Isabella of Castile c.1355–1392 | | m. 1352 Elizabeth de Burgh 4th Countess of Ulster 1332–1363 | | Lionel of Antwerp 1st Duke of Clarence 1338–1368 | | m. 1368 Violante Visconti 1354–1386 |
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Edward of Angoulême 1365–1372 | | m. 1382 Anne of Bohemia 1366–1394 | | Richard II 1367–1400 r.1377–1399 | | m. 1396 Isabella of Valois 1389–1409 | | House of Lancaster | | John of Lancaster 1374–1375 | | Catherine of Lancaster 1373–1418 | | m. 1388 Henry III of Castile 1379–1406 | | | House of Beaufort | | | | | | Philippa 5th Countess of Ulster 1355–1382 | | m. 1368 Edmund Mortimer 3rd Earl of March 1352–1381 |
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| | | | | | | | | | | | | | | | | | | | | | | | | | | | House of Trastámara | | | | | | | m. 1388 Alianore Holland 1373–1405 | | Roger Mortimer 4th Earl of March 1374–1398 | | Others |
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| | | | | | | | | | | | | | | | | | | | | | | | | | | | Others | | m. 1406 Richard of Conisburgh 3rd Earl of Cambridge c. 1375–1415 | | Anne de Mortimer 1390–1411 | | Others | | | | |
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| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | House of York | | | | | | | | | | | | |
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