Sylwester Janowski (born 8 December 1976) is a Polish former professional footballer who played as a goalkeeper.

Janowski played for Poland at the 1993 UEFA European Under-16 Championship, which Poland won, and the 1993 FIFA U-17 World Championship.

[1] He started his career with Siarka Tarnobrzeg in the Polish top flight.

In 2008, Janowski signed for Polish fourth division side Narew Ostrołęka after playing for a Polish community team in Spain.

This biographical article related to a Polish association football goalkeeper is a stub.