John II of Castile was King of Castile and León from 1406 to 1454. He succeeded his older sister, Maria of Castile, Queen of Aragon, as Prince of Asturias in 1405.
- Occupation
- monarch
- Position held
- Monarch of Castile and Leon, Grand Master of the Order of Santiago
- Citizenship
- Crown of Castile
- Born
- March 6, 1405, 1404
- Died
- July 21, 1454, 1454