John Allen (born December 3, 1944) is an Australian actor. After he graduating National Institute of Dramatic Art (NIDA) in 1969, he rapidly established himself in the theatre, appearing in some eighteen productions at the prestigious Melbourne Theatre Company followed by a period at the Old Tote Theatre Company in Sydney. This culminated in the opening season of the Sydney Opera House and a tour with the Company to London and the West End. After returning to Australia he continued to play a wide range of roles in theatre, film and television in a career that has spanned more than three decades and has included many notable productions.