Laura Betti (née Trombetti; 1 May 1927 – 31 July 2004) was an Italian actress known particularly for her work with directors Federico Fellini, Pier Paolo Pasolini and Bernardo Bertolucci. She had a long friendship with Pasolini and made a documentary about him in 2001.

Betti became famous for portraying bizarre, grotesque, eccentric, unstable or maniacal roles, like Regina in Bernardo Bertolucci's 1900, Anna the medium in Twitch of the Death Nerve, Giovanna la pazza in Woman Buried Alive, hysterical Rita Zigai in Sbatti il mostro in prima pagina, Therese in Private Vices, Public Virtues, Emilia the servant in Pier Paolo Pasolini's Teorema for which she won the Volpi Cup for Best Actress, and Mildred the protagonist's wife in Mario Bava's Hatchet for the Honeymoon.