Marco Tullio Giordana (born 1 October 1950) is an Italian director and screenwriter.

Born in Milan, during the 1970s he approached the cinema by collaborating on the screenplay of Roberto Faenza's 1977 documentary Forza Italia!, while his debut behind the camera comes two years later, in 1979 with the feature film To Love the Damned, presented at the 1979 Cannes Film Festival and winner of the Golden Leopard at the Locarno Film Festival.

In 1981, he made an ambitious project, The Fall of the Rebel Angels, presented at the 38th Venice International Film Festival.

In 2018, he directed A Woman's Name, a film that tackles the issue of sexual harassment in the workplace.

This film further cemented his reputation as a filmmaker deeply engaged with contemporary social issues.