We Won't Grow Old Together () is a 1972 French drama film directed by Maurice Pialat. Starring Marlène Jobert, Jean Yanne, and Macha Méril, the film is based on a novel of the same name by Pialat. It recounts the end of an affair between a married man who will not leave his wife and a spirited young woman who in the end breaks free. At the 1972 Cannes Film Festival, Jean Yanne won the award for Best Actor.