John Trevelyan was born on 11 July 1903. He was married to Rosalie Evelyn Lopez-Salzedo, Jean Mutch, Joan Frieda Scott and Kathleen Margaret Pass. He died on 15 August 1986 in London, England, UK.
British film executive, a parson's son. A former teacher and educational administrator, he became secretary of the British Board of Film Sensors (1958-71). In that capacity, he was responsible for a more liberal attitude towards controversial subjects.
