Suso Cecchi D'Amico (1914–2010) was an Italian screenwriter and actress. The Italian screenwriter collaborated on the scripts of more than 100 films, including Vittorio De Sica's Ladri di Biciclette (Bicycle Thieves, 1948), William Wyler's Roman Holiday (1953), Mario Monicelli's I Soliti Ignoti (Big Deal on Madonna Street, 1958) and Francesco Rosi's Salvatore Giuliano (1962). She also worked with Michelangelo Antonioni on Le Amiche (The Girlfriends, 1955) and Franco Zeffirelli on Jesus of Nazareth (1977), but she was best known for her creative contribution to the films of Luchino Visconti, including Il Gattopardo (The Leopard, 1963).