Once a Thief may refer to:
- Once a Thief (1935 film), starring Ronald Shiner
- Once a Thief (1950 film)
- Once a Thief (1965 film), a Ralph Nelson film starring Alain Delon, Ann-Margret and Jack Palance
- Once a Thief (1991 film), the John Woo film starring Chow Yun-Fat
- Once a Thief (1996 film), John Woo's own remake starring Nicholas Lea
- Once a Thief (TV series), the Canadian television series developed from the 1996 film
- Once a Thief, a 1977 episode of The Bionic Woman
- Once a Thief, a novel by Kay Hooper.
Famous quotes containing the word thief:
“If some beggar steals a bridle
he’ll be hung by a man who’s stolen a horse.
There’s no surer justice in the world than that
which makes the rich thief hang the poor one.”
—Peire Cardenal (c. 1180–1272)