Mary Glynne was born on 25 January 1895 in Penarth, Vale of Glamorgan, Wales, UK. She was an actress, known for The Good Companions (1933), Inquest (1931) and Emil and the Detectives (1935). She was married to John Mannell and Dennis Neilson-Terry. She died on 19 September 1954 in London, England, UK.