Mario Caldato Jr., also known as Mario C., is a Brazilian-born record producer and studio engineer best known for his work with Beastie Boys, Jack Johnson in the US, Marcelo D2 and Seu Jorge in Brazil.
- Occupation
- record producer, composer
- Citizenship
- Brazil, United States
- Born
- February 24, 1961
- Website
- http://www.mariocaldatojr.com/