Of the French or the Provencal gai ( " cheerful " or " festive " ) to its time of etymology doubtful; It estimated possible the franco * gehi, as well as the latin gaudium ( " joy " ). See is also the name Latin Gaius, of the Etruscan cai, " I'm happy ". On the basis of this the word Gaius has a cognotacion of party or joy, in the Juárez Autonomous University of Tabasco, in southeastern Mexico held the University Gaius all the March 21 each year to celebrate the birthday of Benito Juárez who urge higher education in Tabasco, is a student and teacher joy March.
