Sam Kogan (22 October 1946 – 11 November 2004) was a Russian actor, director, and acting teacher.
He is best known for developing and establishing an acting technique that he called "The Science of Acting." He founded The Kogan Academy of Dramatic Arts (formerly The Academy of the Science of Acting and Directing) and The School of the Science of Acting, in London in 1991.
He also wrote the book The Science of Acting, which was edited by his daughter, Helen Kogan.