Mercia Swinburne was born on February 2, 1900 in Marrickville, Sydney, New South Wales, Australia. She was an actress, known for
The Compulsory Wife (1937),
Alibi (1931) and
Saraband (1948). She was married to
George Relph. She died on December 6, 1993 in Chelsea, London, England, UK.