William Douglass (February 28, 1923 – December 19, 1994) was an American jazz drummer born in Sherman, Texas. Douglass relocated to Los Angeles when he was six months old, becoming in his adulthood a popular Los Angeles musician who worked shows and sessions. Douglass provided drums for notable instrumentalists such as Benny Goodman and Ben Webster, as well as providing backing for vocalists such as Lena Horne and June Christy. He was also known for his work in the American Federation of Musicians, where he was an active proponent of desegregation. He held offices in local unions both before and after their racial integration.