| García Sánchez II King of Pamplona ?–c. 1004 | | Sancho García Count of Castile ?–1017 |
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| Sancho III the Great King of Pamplona 990–1035 | | Muniadona 995–1066 | | Urraca Garcés | | Alfonso V the Noble King of Galicia and León 994–1028 | | Elvira Menéndez ?–1022 |
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| Ramiro I King of Aragon bef.1007–1063 | | García Sánchez III King of Navarre 1016–1054 | | Jimena Alfonso ?–aft.1037 | | Jimena Sánchez 1012–1062 | | Bermudo III King of Galicia and León 1017–1037 | | Ferdinand I the Great King of Castile and León 1015–1065 r. 1037–1065 | | Sancha of León ?–1067 |
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| | | | | | Sancho Garcés Lord of Uncastillo c. 1038–1083 | | Alfonso | | Alberta | | Sancho II the Strong King of Castile, Galicia, and León c. 1037–1072 r. 1065–1072 | | | | | | | | Urraca of Zamora 1033/1034–1101 | | Elvira of Toro 1038/1039–1101 | | García II King of Galicia c. 1042–1090 |
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| | Sancho V Ramírez King of Navarre c. 1042–1094 | | Constance of Burgundy 1046–1093 | | | | | | | Agnes of Aquitaine 1059–1078 | | | Berta ?–c. 1100 | | | Alfonso VI the Brave King of Castile, Galicia, and León 1040–1109 r. 1072–1109 | | | Beatriz | | | | | | | Zaida of Seville 1063–1101 | | | | | | | Jimena Muñoz ?–1128 |
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| | Alfonso I the Battler King of Navarre 1074–1134 | | | Pedro González de Lara ?–1130 | | Urraca Queen of León and Castile 1079–1126 r. 1109–1126 | | Raymond of Burgundy 1070–1107 | | Sancho Alfónsez c. 1093–1108 | | Elvira 1100–1135 | | Roger II King of Sicily 1095–1154 | | Sancha Alfónsez c. 1101–1125 | | Theresa 1080–1130 | | Henry Count of Portugal 1066–1112 | | Elvira Countess of Toulouse bef.1082? –1151 |
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| Ramiro Sánchez Lord of Monzón 1070–1116 | | Elvira Pérez de Lara c. 1111 – c. 1174 | | Fernando Pérez Furtado | | Gontrodo Pérez bef.1105–1186 | | | | | | | Berengaria of Barcelona 1116–1149 | | | | | | | Alfonso VII the Emperor King of Castile, Galicia, and León 1105–1157 r. 1127–1157 | | Richeza of Poland 1140–1185 | | Sancha Raimúndez c. 1095/1102–1159 | | |
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| García Ramírez the Restorer King of Navarre c. 1112–1150 | | Urraca the Asturian 1133–c. 1179 | | | | | | Louis VII King of the Franks 1120–1180 | | Constance 1140–1160 | | | Alfonso II the Chaste King of Aragon 1157–1196 | | Sancha 1154/1155–1208 | | Ferdinand 1153–1157 | | Afonso I King of Portugal 1109–1185 |
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| Sancho VI the Wise King of Navarre 1132–1194 | | Sancha 1139–1179 | | Blanche of Navarre aft.1133–1156 | | Sancho III King of Castile c. 1134–1158 r. 1157–1158 | | Ramón of Castilla c. 1136-? | | Urraca López de Haro c. 1160 – c. 1230 | | | Teresa Fernández de Traba ?–1180 | | | Ferdinand II King of León and Galicia 1137–1188 | | Urraca of Portugal 1151–1188 | | | García c. 1142- 1145/1146 | | Alfonso c. 1144/1146- bef.1149 |
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| | | | | | | | | Eleanor of England 1162–1214 | | Alfonso VIII the Noble King of Castile 1155–1214 r. 1158–1214 | | | | | | | | | | | | | | | | | | | Sancho I King of Portugal 1154–1212 |
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| Sancho 1181 | | Henry 1184 | | | | | | | Ferdinand 1189–1211 | | Mafalda 1191–1211 | | | | | | | | | | | | | | | | | | |
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| Constance c. 1202–1243 | | Eleanor ?–1244 | | James I the Conqueror King of Aragon 1208–1276 | | Henry I King of Castile 1204–1217 r. 1214–1217 | | Berengaria Queen of Castile 1179–1246 r. 1217 | | Alfonso IX King of León and Galicia 1171–1230 | | Theresa of Portugal 1178–1250 | | Urraca 1186/1187–1220 | | Afonso II King of Portugal 1185–1223 | | Blanche 1188–1252 | | Louis VIII King of France 1187–1226 |
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| | | | | | | | | | | | | | Elisabeth of Swabia 1205–1235 | | Ferdinand III King of Castile, Galicia, and León 1201–1252 r. 1217–1252 | | Joan of Dammartin Countess of Ponthieu 1220–1279 | | | | | | Alfonso Lord of Molina 1202–1272 | | | | | | | | | | | | | | | |
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| Fadrique 1223–1277 | | Ferdinand 1225– 1243/1248 | | Eleanor 1227–? | | | Berengaria 1228–1288/1289 | | | Inés Rodríguez Girón ?–1265 | | Philip 1231–1274 | | Christina of Norway 1234–1262 | | | Maria ?–1235 | | | Ferdinand Count of Aumale 1238–bef.1264/1269 | | | Louis 1243–1269 | | Simon 1244 | | |
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| Beatrice of Savoy ?–1292 | | Manuel 1234–1283 | | Constance of Aragon 1239–1269 | | | Violant of Aragon 1236–1301 | | Alfonso X the Wise King of Castile, Galicia, and León 1221–1284 r. 1252–1284 | | Henry the Senator 1230–1303 | | Juana Núñez de Lara 1286–1351 | | | Sancho Archbishop of Toledo 1233–1261 | | | Eleanor c. 1241–1290 | | Edward I King of England 1239–1307 | | John 1245 | | |
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| | Margarita of Narbona | | Peter Lord of Ledesma 1260/1261–1283 | | Berengaria Lady of Guadalajara 1253–1300 | | Peter III King of Aragon 1239–1285 | | | James Lord of Cameros 1266–1284 | | Alfonso Fernández el Niño 1243–1281 | | Blanca of Molina 1243–1292 | | | Beatrice 1242–1303 | | Afonso III King of Portugal 1210–1279 | | | | | | Louis IX King of France 1214–1270 |
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| | William VII Marquess of Montferrat 1240–1292 | | Beatrice 1254–1286 | | | Violant 1265–1287/1308 | | Diego López V de Haro Lord of Biscay 1250–1310 | | | Lope Díaz III de Haro Lord of Biscay ?–1288 | | Juana Alfonso of Molina 1245/46-aft.1307 | | María de Molina 1265–1321 | | Sancho IV King of Castile, Galicia, and León 1258–1295 r. 1284–1295 | | Denis King of Portugal 1261–1325 | | Ferdinand de la Cerda 1253–1275 | | Blanche of France 1253–1323 |
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| | Margaret of Montferrat ?–1286 | | John Lord of Valencia de Campos 1260–1319 | | María II Díaz de Haro 1270–1342 | | James II the Just King of Aragon 1267–1327 | | Isabella 1283–1328 | | Alfonso 1286–1291 | | | | | | | Henry 1288–1299 | | | | | | | | | | | Alfonso de la Cerda 1270–1333 |
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| | Alfonso IV King of Aragon 1299–1336 | | | James of Aragon 1296–1334 | | | | | | | Maria of Aragon Lady of Cameros 1299–1347 | | Peter Lord of Cameros 1290–1319 | | Ferdinand IV King of Castile, Galicia, and León 1285–1312 r. 1295–1312 | | Constance of Portugal 1290–1313 | | Beatrice 1293–1359 | | Afonso IV King of Portugal 1291–1357 | | Philip Lord of Cabrera and Ribera 1292–1327 | | Margarita de la Cerda 1293–aft.1328 |
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| Peter IV King of Aragon 1319–1387 | | Juan Manuel Prince of Villena 1282–1348 | | | Eleanor 1307–1359 | | Constance 1308–1310 | | Maria of Portugal 1313–1357 | | Alfonso XI King of Castile, Galicia, and León 1311–1350 r. 1312–1350 | | | | | | | Eleanor de Guzmán 1310–1351 | | | Constanza Manuel 1315/1323–1345 | | Peter I King of Portugal 1320–1367 | | Inês de Castro 1325–1355 |
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| María de Padilla 1334–1361 | | | | | | | | Blanche of Bourbon 1339–1361 | | | Peter the Just King of Castile, Galicia, and León 1334–1369 r. 1350–1369 | | Juana de Castro ?–1374 | | Juana Manuel 1339–1381 | | Henry II King of Castile, Galicia, and León 1334–1379 r. 1366–1379 | | Sancho Count of Alburquerque 1342–1374 | | Beatrice of Portugal 1347–1381 | | | Ferdinand I King of Portugal 1345–1383 | | | | |
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| Beatrice 1353–1369 | | | Alfonso 1359–1362 | | Edward III King of England 1312–1377 | | John 1355–1405 | | | Charles III the Noble King of Navarre 1361–1425 | | Eleanor aft.1363–1416 | | | Juana Enríquez of Castilla | | Denis Lord of Cifuentes 1354–1397 | | | Constanza Enríquez of Castilla | | John Duke of Valencia de Campos 1349–1397 | | | John I King of Portugal 1358–1433 |
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| Isabella of Castile c. 1355–1392 | | Edmund of Langley Duke of York 1341–1402 | | Constance of Castile 1354–1394 | | John of Gaunt Duke of Lancaster 1340–1399 | | Joanna 1367–1374 | | Eleanor of Aragon 1358–1382 | | John I King of Castile, Galicia, and León 1358–1390 r. 1379–1390 | | Beatrice of Portugal 1373–c. 1420 | | Alfonso Count of Noreña and Gijón 1355–1398 | | Isabel Lady of Viseu 1364–1395 | | | | |
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| | | | | | | | | | | | | | | | | Catherine of Lancaster 1373–1418 | | Henry III King of Castile, Galicia, and León 1379–1406 r. 1390–1406 | | Ferdinand I King of Aragon 1380–1416 | | Eleanor of Alburquerque 1374–1435 | | John Constable of Portugal 1400–1442 | | | | | | | | |
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| | | | | Maria 1401–1458 | | Alfonso V King of Aragon 1396–1458 | | Catherine 1403–1439 | | Henry Duke of Villena 1400–1445 | | Maria of Aragon 1396–1445 | | John II King of Castile, Galicia, and León 1405–1454 r. 1406–1454 | | Isabella of Portugal 1428–1496 | | John II the Great King of Aragon 1398–1479 | | Eleanor of Aragon 1402–1445 | | Edward King of Portugal 1391–1438 |
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| | | | | | | | | | | | | Catherine of Asturias 1422–1424 | | Eleanor of Asturias 1423–1425 | | Alfonso Prince of Asturias 1453–1468 | | Isabella I Queen of Castile, Galicia, and León 1451–1504 r. 1474–1504 | | Ferdinand II of Aragon King of Castile, Galicia, and León 1452–1516 r. 1475–1504 | | Blanche II of Navarre 1424–1464 | | Henry IV the Impotent King of Castile, Galicia, and León 1425–1474 r. 1454–1474 | | Joan of Portugal 1439–1475 | | |
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| | | | | | | | | | | | | | | | | | | | | | | | | | | | | Family tree of Spanish monarchs also Kings of Castilla | | | | | | Joanna la Beltraneja 1462–1530 | | Afonso V King of Portugal 1432–1481 |
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