Thomas Howard, 8th Duke of Norfolk, Earl Marshal (11 December 1683 – 23 December 1732) was the son of Lord Thomas Howard (of Worksop) and Mary Elizabeth Savile. Upon the death of his uncle Henry Howard, 7th Duke of Norfolk, he inherited the titles of 17th Baron Furnivall and 8th Duke of Norfolk. He married Maria Shireburn, daughter of Sir Nicholas Shireburn, 1st and last Bt., of Stonyhurst Hall, on 26 May 1709, when she was age 16 and a half, with a fortune of more than £30,000.