Ann Gillis (12 Februarie 1927 – 31 Januarie 2018) was 'n Amerikaanse aktrise. Sy was bekend vir haar rolle in die rolprente Beau Geste (1939), A Wave, a WAC and a Marine (1944), The Time of Their Lives (1946), en 2001: A Space Odyssey (1968).
- 1938: The Adventures of Tom Sawyer
- 1938: Little Orphan Annie
- 1938: Peck's Bad Boy with the Circus
- 1939: Beau Geste
- 1941: Mr. Dynamite
- 1942: Tough As They Come
- 1944: A Wave, a WAC and a Marine
- 1946: The Time of Their Lives
- 1947: Big Town After Dark
- 1968: 2001: A Space Odyssey