The Grass Is Greener
- taona: 1960
- Firenena: United Kingdom
- Genre: Comedy, Romance
- Studio: Grandon Productions
- Keyword: infidelity, love triangle, romantic comedy, based on play or musical, countess, misunderstanding, millionaire, oil tycoon, earl, romantic misunderstanding, comedy of remarriage, romantic
- tale: Stanley Donen
- Cast: Cary Grant, Deborah Kerr, Robert Mitchum, Jean Simmons, Moray Watson, Joan Benham