Henry VI ( 6 December 1421-21 May 1471 ) was King of England from 1422 to 1461 and then from 1470 to 1471 . He was also the King of France from 1422 to 1453 . Henry VI ( 6 December 1421 -- 21 May 1471 ) was King of England from 1422 to 1461 and again from 1470 to 1471 , and disputed King of France from 1422 to 1453 .