Gian Giorgio Trissino, also called Giovan Giorgio Trissino and self-styled as Giovan Giωrgio Trissino, was a Venetian Renaissance humanist, poet, dramatist, diplomat, grammarian, linguist, and philosopher.

Pope Leo X was head of the Catholic Church and ruler of the Papal States from 9 March 1513 to his death, in December 1521.