That Tender Age (French: L'Âge ingrat), is a 1964 French comedy film directed by Gilles Grangier that unites two major stars in Jean Gabin and Fernandel. It recounts how two families are drawn together by an engagement between two of their children, are then torn apart when the young couple fall out, and are finally reconciled.

It was shot at the Saint-Maurice Studios in Paris and on location around the city and at Toulon. The film's sets were designed by the art director Jacques Colombier.