Osmar de Mattos
- Birthday: 3/4/1958
- Deathday: 10/25/1980
- Place of birth: São Paulo, São Paulo, Brazil
- Fame for: Acting
Biography
Osmar de Mattos (São Paulo, March 4, 1958 - October 25, 1980) was a Brazilian film and telenovela actor and model. He was the son of radio broadcaster and actor Anfilófio de Mattos.