William De Vaull (12 Desember 1870 – 4 Junie 1945) was 'n Amerikaanse akteur. Hy was bekend vir sy rolle in die rolprente In the Days of Buffalo Bill (1922), Tea: With a Kick! (1923), en The Ace of Spades (1925).
- 1916: Diane of the Follies
- 1918: The Treasure of the Sea
- 1918: With Hoops of Steel
- 1919: Better Times
- 1919: Poor Relations
- 1919: Dangerous Waters
- 1919: Life's a Funny Proposition
- 1919: What Every Woman Wants
- 1921: The Hole in the Wall
- 1922: In the Days of Buffalo Bill
- 1923: Tea: With a Kick!
- 1923: Around the World in Eighteen Days
- 1923: Kentucky Days
- 1925: The Ace of Spades
