Mário Sérgio Pereira Júnior (born 2 September 1995), known as Mário Sérgio, is a Brazilian footballer who plays as a forward for Paysandu, on loan from Mirassol.
He stayed until 2018, where he was part of the squad that won the Copa do Nordeste in 2017.
He played 14 games, scored two goals, and was champion of the Campeonato Paraense.
With 24 goals in 30 games and a Campeonato Piauiense title, he became nationally known as one of Brazil's top scorers that year.
This biographical article related to a Brazilian association football forward born in the 1990s is a stub.