Tags: Swimmer.
Thiago Machado Vilela Pereira (born January 26 1986 in Volta Redonda) is an international competition swimmer from Brazil. One of the greatest swimmers in the history of Brazil Pereira won the silver medal in the 400-meter individual medley at the 2012 Summer Olympics in London beating the then-current Olympic champion Michael Phelps. He also broke a world record in the short course 200-meter individual medley and broke several South American and Brazilian records.