William Touchet of Hainton[a] (died 1322), Lord of Hainton, Barkwith and Southrey was an English noble.
He fought in the wars in Scotland and fought on the baronial opposition side to King Edward II.
William was the son of Nicholas Tuchet and Alice de Kyme.
[1] He joined the baronial opposition under Thomas de Lancaster, Earl of Lancaster against King Edward II of England.
William was married to Elena de Denardeston.