Marcos da Silva França (born 10 September 1989), commonly known as Keno, is a Brazilian footballer who plays as a left winger for Fluminense.

[6] Keno made his debut for the club on 26 January 2014, coming on as a second-half substitute in a 0–2 Campeonato Paranaense away loss against rivals Coritiba.

Keno made his Copa Libertadores debut on 18 February 2015, playing the full 90 minutes in a 0–1 home loss against Independiente Santa Fe.

[10] He made his debut for the club – and in the Série A – on 11 July, replacing Felipe Azevedo in a 0–2 home loss against Atlético Mineiro.

[11] He made his second debut for the club the following 11 February in a 4–2 home win against América-PE, replacing Wallyson and receiving a straight red card after only three minutes on the field.

Keno helped the club to achieve both Campeonato Pernambucano and Copa do Nordeste titles during the season, netting five goals in the latter competition.

He scored his first goal in the main category of Brazilian football on 15 May 2016, netting the last in a 4–1 home routing of Vitória; it was also Santa's first game in the top tier after nearly ten years.