Sidão official name Sidnei Dos Santos Jr. (born 1982), commonly known as Sidão is a Brazilian volleyball player, who competes for SESI São Paulo and the national team. He competed at the 2012 Summer Olympics, where Brazil lost in the final. He was part of the Brazil men's national volleyball team at the 2010 FIVB Volleyball Men's World Championship in Italy. He played for Taubaté Funvic.