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Juan (Enriquez) de Castilla (1358 - 1390)

Juan (Juan I) "Rey de Castilla, Trastámara" de Castilla formerly Enriquez
Born in Épila, Zaragoza, Aragon, Spainmap
Ancestors ancestors
Husband of — married [date unknown] [location unknown]
Husband of — married [date unknown] [location unknown]
Descendants descendants
Died in Alcalá de Henares, Madrid, Spainmap
Profile last modified | Created 12 Sep 2010
This page has been accessed 2,039 times.
European Aristocracy
Juan I Enriquez was a member of the aristocracy in Europe.



John I of Castile (24 Aug 1358 – 9 Oct 1390)


EN: John I
ES: Juan I
King of Castile: 1379 -1390[1]
d. Alcalá 9 Oct 1390[2]
Burial: Toledo -Chapel of the New Monarchs[3]

Early Life

p. Henry II and Juana Manuel of Castile.


m.1 Eleanor of Aragon 18 Jun 1375. Issue
  • Kings Henry III of Castile
  • King Ferdinand I of Aragon


  1. last Spanish monarch to have formal coronation.
  2. fell off horse
  3. La Capilla de los Reyes Nuevos Cathedral of Toledo in Spain

Research Notes

This profile was examined in the C-a-T July 2019, using the Report 566 Wikidata - Possible mother,


  • Of_Castile-74 King John I of Castile Child
  • Peñafiel-2 Juana Manuel de Peñafiel (Peñafiel) Possible Mother
  • John I, should be merged into Juan I (Enriquez) de Castilla (msg left in the profile of the former) who is already linked to Juana Manuel de Peñafiel (Peñafiel)
  • the spouse who appears with the above, Beatriz of Portugal, is correct, and she has been linked to Enriquez-8 (but also left as is, linked to Of_Castile-74)


  • [1] Wikipedia: "Juan I de Castilla"
  • [2] Real Academia de la Historia, Diccionario Biográfico electrónico ( Suárez Fernández, Luis, " Juan I de Castilla"

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DNA Connections
It may be possible to confirm family relationships with Juan I by comparing test results with other carriers of his Y-chromosome or his mother's mitochondrial DNA. However, there are no known yDNA test-takers in his direct paternal line. Mitochondrial DNA test-takers in the direct maternal line:

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Comments: 2

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Did King John of Castile have another wife?...Beatrice of Portugal, daughter of King Ferdinand I of Portugal?
posted by Scott Lee

Rejected matches › John King (abt.1765-)

Juan I is 21 degrees from Jaki Erdoes, 18 degrees from Wallis Windsor and 5 degrees from Henry VIII of England on our single family tree. Login to find your connection.

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Categories: House of Trastámara | Battle of Aljubarrota