On Valentine's Day is a 1986 American drama film directed by Ken Harrison. It is the prequel to Harrison's 1918. It was entered into the main competition at the 43rd Venice International Film Festival and was screened at the 1986 Toronto International Film Festival.

Plot

On Valentine's Day is the central film in Horton Foote's semi-autobiographical trilogy that also includes Courtship (film) and 1918. It is a nearly verbatim retelling of his stage play and the sets and costumes.