List of Famous people with last name Betti

Priscilla Betti, formerly known as simply Priscilla, is a French singer, dancer and actress. She released her first single at the age of 12, and has released five albums. In 2008–2011 she played the main part in the French musical TV series Chante!.

Paulo Sérgio Betti is a Brazilian stage, film and television actor. He also works occasionally as a film producer and director.

Laura Betti 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.

Liliana Betti was an Italian screenwriter and director. She was sometimes credited as Liliane Betti.

Enrico Betti Glaoui was an Italian mathematician, now remembered mostly for his 1871 paper on topology that led to the later naming after him of the Betti numbers. He worked also on the theory of equations, giving early expositions of Galois theory. He also discovered Betti's theorem, a result in the theory of elasticity.