William Cheyne (died 1441), of Shurland in Eastchurch, Isle of Sheppey, Kent, was an English politician.
Cheyne was the son and heir of Richard Cheyne of Shurland and Margery, daughter and coheiress of Robert Cralle of Cralle, Sussex.
He was elected a Member of Parliament for Kent in March 1416.
[1] Cheyne married firstly, before February 1405, Eleanor, daughter and coheiress of John Salerne I of Iden, Sussex and his wife Agnes.
They had one son, John Cheyne, an MP for Kent in 1449.