Fernando IV Ivrea of Castile, King of Castile, King of Toledo, King of León, King of Galicia, was born 6 December 1285 in Seville, Spain to Sancho IV of Castile (1258-1295) and María de Molina (c1264-1321) and died 7 September 1312 in Jaén, Spain of unspecified causes. He married Constança of Portugal (1290-1313) 1302 JL in Valladolid, Spain. Notable ancestors include Charlemagne (747-814), Henry II of England (1133-1189), William I of England (1027-1087), Hugh Capet (c940-996), Alfred the Great (849-899), Rurik (c832-879). Ancestors are from Spain, Portugal, France, the United Kingdom, Germany, Belgium, Hungary, Belarus, the Netherlands, Russia, Ukraine, Italy, Turkey.


Offspring of Fernando IV of Castile and Constança of Portugal (1290-1313)
Name Birth Death Joined with
Leonor of Castile (1307-1359) 1307 1359 Alfonso IV of Aragon (1299-1336)

Constanza of Castile (aft1308-aft1310)
Alfonso XI of Castile (1311-1350) 13 August 1311 Salamanca 26 March 1350 Gibraltar Constance of Peñafiel (aft1315-1345)
Maria of Portugal (1313-1357)
Leonor de Guzmán (1310-1351)

Common ancestors of Fernando IV of Castile (1285-1312) and Constança of Portugal (1290-1313)

  1. Afonso I of Portugal (1109-1185)
  2. Agnes of Antioch (1154-c1184)
  3. Alfonso II of Aragon (1157-1196)
  4. Alfonso IX, King of León (1171-1230)
  5. Alfonso VIII, King of Castile (1155-1214)
  6. Alfonso X of Castile (1221-1284)
  7. Andrew II of Hungary (c1177-1235)
  8. Berenguela of Castile (1180-1246)
  9. Blanca Garcés of Navarre (aft1133-1156)
  10. Béla III of Hungary (1148-1196)
  11. Eleanor of Aquitaine (1122-1204)
  12. Eleanor of England (1162-1214)
  13. Elisabeth von Staufen (1203-1235)
  14. Ferdinand III, King of Castile (1199-1252)
  15. Henry II of England (1133-1189)
  16. Irene Angeline (c1179-1208)
  17. Jaime I de Aragón (1208-1276)
  18. Mathilde de Savoie (1125-1158)
  19. Pedro II de Aragón (1174-1213)
  20. Philipp von Schwaben (1177-1208)
  21. Pierre II de Courtenay (c1155-1219)
  22. Sancha of Castile (1155-1208)
  23. Sancho III, King of Castile (1134-1158)
  24. Violant of Hungary (c1216-1253)
  25. Yolande de Courtenay (1200-1233)
  26. Yolande de Hainaut (1175-1219)

second cousin

Footnotes (including sources)

‡ General

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