The Gran Enciclopèdia Catalana (in English: the Great Catalan Encyclopedia) is a Catalan-language encyclopedia, started in fascicles, and published in 1968 by . The soul of the work was written by Max Cahner, and the first director was Jordi Carbonell. From the second volume the work had its own publisher: Enciclopedia Catalana SA with Jordi Pujol, and the new director was .