Fra Diavolo (1771–1806) the Neapolitan guerrilla leader
Fra Diavolo can refer to:
- Fra diavolo sauce, a sauce
- Fra Diavolo (opera), an 1830 opera by Daniel Auber
- The Devil's Brother, a 1933 Laurel and Hardy film also known as Fra Diavolo
- The Adventures of Fra Diavolo, a 1942 film