W. Willard Wirtz, American lawyer and politician, 10th United States Secretary of Labor (d. 2010)

William Willard Wirtz Jr. (March 14, 1912 – April 24, 2010) was a U.S. administrator, cabinet officer, attorney, and law professor. He served as the Secretary of Labor between 1962 and 1969 under the administrations of Presidents John F. Kennedy and Lyndon B. Johnson. Wirtz was the last living member of Kennedy's cabinet.