Anthony Shaffer (1926-2001) is a British dramatist. He was born in Liverpool and is the twin brother of the better-known Peter Shaffer.

Anthony Shaffer's most notable work is the play Sleuth (1970). Shaffer also wrote the screenplay of the adapted film version of the play.

1. Guardian obituary http://www.guardian.co.uk/obituaries/story/0,3604,589481,00.html