Marco Fedele Gonzaga (died 8 September 1583) was a Roman Catholic prelate who served as Bishop of Mantua (1574âÂÂ1583), and Bishop of Ossero (1550âÂÂ1574).
On 2 June 1550, Marco Fedele Gonzaga was appointed during the papacy of Pope Julius III as Bishop of Ossero. On 28 November 1574, he was appointed during the papacy of Pope Gregory XIII as Bishop of Mantova. He served as Bishop of Mantova until his death on 8 September 1583.