Events from the year 1456 in England.

• Monarch – Henry VI
• Lord Chancellor – William Waynflete
• Lord Privy Seal – Lawrence Booth

• 25 February – Richard, Duke of York is dismissed as Lord Protector, effectively regent for the King, for the second time.
• April – A mutiny by the garrison of English Calais ends when wool merchants agree to back the garrison's pay.
• 17 August – Due to the political turbulence, the court moves to Coventry; Kenilworth Castle is strengthened as the King's principal residence.

• Anne Neville, queen of Richard III (died 1485)
• Ralph Neville, 3rd Earl of Westmorland, nobleman (died 1499)
• Roger Lupton, royal chaplain (died 1539
• William Brandon, soldier (died 1485)

• Edmund Tudor, 1st Earl of Richmond, father of King Henry VII of England (born c. 1430)
• Ralph de Cromwell, 3rd Baron Cromwell, soldier and diplomat (born 1393)
• Robert Dingley, politician (born 1377)