John Gage, English courtier (d. 1556)

Sir John Gage KG (28 October 1479 – 18 April 1556) was an English courtier during the Tudor period. He held a number of offices, including Chancellor of the Duchy of Lancaster (1542–1547), Comptroller of the Household (1540–1547), Constable of the Tower (1540–1556) and Lord Chamberlain (1553–1556).