William Edward Seymour Waldegrave, 10th Earl Waldegrave (2 October 1882 – 30 January 1933) was the son of William Waldegrave, 9th Earl Waldegrave and Lady Mary Dorothea Palmer.
Lord Waldegrave was "an invalid from birth."[1] He died unmarried at age 50 and was succeeded by his uncle, Rev. The Honourable Henry Waldegrave.