Giulio Marchetti was an Italian stage, film and television actor and presenter.
Born in Barcelona, Marchetti was the grandson of the operetta actor and comedian Giulio and the son of the theatrical artistic director Adriano.
After completing high school in Bologna, he immediately started his stage career as a vaudeville actor and singer in the style of the American minstrel show performers. He got a large popularity between early 1940s and mid-1950s, thanks to a series of successful revues. He was also active, as a character actor, in a number of films and television series, often working alongside Totò.
Marchetti is also well known in Italy as the presenter for many years of the show Giochi senza frontiere. In the early 1970s he decided to abandon the showbusiness and became the owner of a service station.