William O'Malley
- Born
- 18 September 1931 (91 years old)
- Passed away
- 15 July 2023
- Place of birth
- Buffalo, New York, U.S.
- Gender
- Male
William J. O'Malley (August 18, 1931 – July 15, 2023) was an American priest, teacher and author. His only acting credit is Father Joseph Kevin Dyer in William Friedkin's The Exorcist (1973).
