Márcio Augusto da Silva Barbosa (born 16 May 1995), commonly known as Marcinho, is a Brazilian professional footballer who plays as a winger for Kawasaki Frontale.

Born in Belford Roxo, Rio de Janeiro, Marcinho represented Coritiba's youth setup before being spotted by scouts of Novo Hamburgo in 2015.

[1] He made his senior debut for the latter on 1 February 2015, coming on as a second-half substitute in a 2–2 Campeonato Gaúcho home draw against Aimoré.

After the arrivals of Jonathan Álvez and Paolo Guerrero, Marcinho, who was already a backup option, was not utilized by manager Odair Hellmann.

[5] He contributed with three goals in 25 appearances as his side returned to the top tier after a 13-year absence, and announced his departure from the club on 2 January 2019.