William Fawkener Chetwynd (1788 – 25 April 1873) was a British politician.
Chetwynd lived at Brocton Hall in Staffordshire.
He stood in Stafford at the 1832 UK general election, winning a seat for the Whigs.
In Parliament, he argued against non-conformist Protestants being permitted to take their seats.
He held his seat until the 1841 UK general election, when he retired.