Mario da Silva Pedreira Junior (born 3 May 1982) is a Brazilian male volleyball player.

He was part of the Brazil men's national volleyball team at the 2010 FIVB Volleyball Men's World Championship in Italy.

[1] He played for Volley Piacenza.

Mario in World League 2010 and Word League 2013 won Best Libero Award.

This biographical article relating to volleyball in Brazil is a stub.