Ann Bell (born 29 April 1940) is a British actress, best known for playing war internee Marion Jefferson throughout the whole run of the BBCWorld War II drama series Tenko (1981–84).
She was born in Wallasey, Cheshire, the daughter of John Forrest Bell and Marjorie (née Byrom) Bell, and educated at Birkenhead High School. She was married to character actor Robert Lang from 1971 until his death in 2004. She has two children. Bell appeared on screen with Lang in Tenko Reunion, in which he played Teddy Forster-Brown. They also appeared together in an episode of Heartbeat ("Bread and Circuses", 2002).