Sam Kahn (15 December 1911 – 25 August 1987) was a South African Communist and MP from 1949 to 1952, for one of the constituencies representing native African voters. Born in Cape Town, he joined the Communist Party of South Africa and earned an LL.B. degree from the University of Cape Town in 1932. From 1938 onwards, he was nearly continuously a member of the central executive committee of the CPSA.