Marcos Roberto da Silva Barbosa (born 21 October 1982), known as Marquinhos Silva or just Marquinhos, is a Brazilian retired professional footballer who played as a centre-back.
He started his professional career with Sport Club Corinthians Paulista (Corinthians) where he played for seven seasons 2001 to 2007.
He played internationally in Turkey (most notably in İstanbul Büyükşehir Belediyespor commonly known as İstanbul BB) and in Spain.
On 29 April 2020, 37-year old Marquinhos confirmed in his Instagram profile, that he had retired from football.
This biographical article related to a Brazilian association football defender born in the 1980s is a stub.