John I of Castile (born 1358)

John I of Castile

King of Castile and León from 1379 to 1390

John I was King of Castile and León from 1379 until 1390. He was the son of Henry II and of his wife Juana Manuel of Castile. John ascended to the throne in 1379 and in 1383, he married Beatrice, the daughter of King Ferdinand I of Portugal. When Ferdinand died that same year,…