Fernando I the Just, the Honest Trastámara of Aragon, King of Aragon, Count of Barcelona, King of Valencia, King of Sardinia and Corsica, King of Majorca, Count of Roussillon, Count of Cerdagne, King of Sicily, was born 27 November 1380 in Medina del Campo to John I of Castile (1358-1390) and Eleanor of Aragon (1358-1382) and died 2 April 1416 in Igualada of unspecified causes. He married Eleanor de Alburquerque (1374-1435) 1393 JL . 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, Hungary, Italy, Belgium, Russia, Ukraine, the Czech Republic, Belarus, the Netherlands, Turkey, the Byzantine Empire.


Offspring of Fernando I of Aragon and Eleanor de Alburquerque (1374-1435)
Name Birth Death Joined with
Alfonso V of Aragon (1396-1458) 1396 27 June 1458 Mary of Castile (1401-1458)
Giraldona Carlino (?-?)

Maria of Aragon (1396-1445) 1396 18 February 1445 Villacastín, Spain John II of Castile (1405-1454)

John II of Aragon (1397-1479) 29 June 1397 Medina del Campo 20 January 1479 Barcelona Blanche I of Navarre (1387-1441)
Juana Enriquez de Córdoba (1425-1468)

Henry of Aragon (c1400-1445)
Eleanor of Aragon (1402-1445) 1402 19 February 1445 Edward of Portugal (1391-1438)

Peter of Aragon (1406-1438)
Sancho of Aragon (1410-1416)

Common ancestors of Fernando I of Aragon (1380-1416) and Eleanor de Alburquerque (1374-1435)

  1. Alfonso XI of Castile (1311-1350)
  2. Constance of Sicily (1249-1302)
  3. Constança of Portugal (1290-1313)
  4. Dinis of Portugal (1261-1325)
  5. Elizabeth of Aragon (1271-1336)
  6. Fernando IV of Castile (1285-1312)
  7. Fernán Pérez Ponce de León (-1291)
  8. Juana Fernández Ponce de León (c1280-aft1310)
  9. Leonor de Guzmán (1310-1351)
  10. María de Molina (c1264-1321)
  11. Pedro III de Aragón (1240-1285)
  12. Sancho IV of Castile (1258-1295)

Footnotes (including sources)

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