The Happiest Days of Your Life is a 1950 British comedy film directed by Frank Launder, based on the 1947 play of the same name by John Dighton. The two men also wrote the screenplay. It is one of a stable of classic British film comedies produced by Frank Launder and Sidney Gilliat for British Lion Film Corporation. The film was made on location in Liss and at Riverside Studios, London. In several respects, including some common casting, it was a precursor of the St. Trinian's films of the 1950s and 1960s.