The Prix Formentor (also known as Premio Formentor de las Letras, Formentor Literature Prize and the Formentor Prize) is an international literary award given between 1961 and 1967, and, after a long break, from 2011. In the 1960s, the Formentor Group offered two prizes, the Prix Formentor (the Formentor Prize) and the Prix International (the International Prize); the former was given to previously unpublished works and the Prix International was given to works already in distribution.

The prize takes its name