Italo Zilioli (born 24 September 1941) is an Italian former professional cyclist.
Born in Turin, as a professional, he won 58 races, including the 1966 Züri-Metzgete.
He also totalled 5 stages at the Giro d'Italia: he however never won the major tour of his country, placing 2nd in three occasions (1964, 1965 and 1966) and third in one (1969) as a member of Filotex.
Zilioli currently lives in the province of Cuneo (Piedmont) and is responsible for the stage starts for Giro d'Italia.