Facts and Events
- the text in this section is copied from an article in Wikipedia
John II (; 6 March 1405 – 20 July 1454) was King of Castile and León from 1406 to 1454.
- John II of Castile, in Wikipedia: The Free Encyclopedia.
- Juan II, Rey de Castilla y León, in Lundy, Darryl. The Peerage: A genealogical survey of the peerage of Britain as well as the royal families of Europe.