Grzegorz Tomasiewicz (born 5 May 1996) is a Polish professional footballer who plays as a midfielder for Ekstraklasa club Piast Gliwice.
In 2011, he moved to Legia Warsaw's academy, the final club of his youth career.
[13] He debuted in a 3–0 Polish Cup win against Stilon Gorzów Wielkopolski, where he scored the first goal in Pogoń.
[14][15] Tomasiewicz made his first league appearance for Pogoń on 31 July 2016, in a 0–1 away win at GKS Tychy.
This biographical article related to a Polish association football midfielder is a stub.