Paulo Sérgio Betti (born 8 September 1952)[2] is a Brazilian actor, playwright, and stage director.

For his role in Lamarca, he won the São Paulo Association of Art Critics Award for Best Film Actor in 1995.

He also hosted the show Novos Nomes em Cena of Canal Brasil, where he interviewed young Brazilian actors.

He was also married to actress Maria Ribeiro, mother of his only son João (born on 30 March 2003).

On 1 October 2020 Betti stated that he wishes the death of all elderly people that walk in the streets without face masks, and lamented that President Jair Bolsonaro did not die when he was stabbed in 2018.