William Willard may refer to:
William Willard (deaf educator) (1809–1881), founded Indiana's school for the deaf in Indianapolis, Indiana William Willard (painter) (1819–1904), American painter W. Willard Wirtz (William Willard Wirtz, 1912–2010), U.S. administrator, cabinet
See also William Willard Ashe (1872–1932), American forester and botanist William Willard Gibson Jr. (1932–2026), American lawyer and educator William Wirtz (American football) (William Willard Wirtz Sr., 1887–1965), American football, basketball, and baseball coach