Marco Antônio Barroso Nanini (born 1948, Recife, Pernambuco) is a Brazilian theater, film and TV actor of Portuguese and Italian descent. Most of his activities have been in comedy. He is in the permanent casting of Rede Globo.Nanini achieved national sensation through his participation in the theatre piece "O Mistério de Irma Vap", together with fellow actor and friend Ney Latorraca.