Márcio Gomes Sampaio (born 16 March 1973), better known as Marcinho, is a Brazilian former professional footballer who played as a forward.
Revealed in the youth sectors of São Paulo FC, he played for the Brazil under-17 team in the 1988 South American Championship and the 1989 FIFA U-16 World Championship. He also became one of the youngest players to score for São Paulo FC, against EC São Bento in the 1990 Campeonato Paulista, with only 16 years. He also played for Palmeiras, Uberlândia and CD ÃÂguila, where he was Salvadorean national champion on two occasions.