Those who submit STAFF changes, please provide an official source that shows the transfer/release. Transfermarkt isn't always trustworthy when it comes to staff.
2000036987 · Plays for GKS Tychy
Wiktor Niewiarowski is a 22 year old professional footballer from Poland playing as AM C.
He is currently contracted to Górniczy Klub Sportowy Tychy until 30-Jun-2025 earning £158 per week .
Potential: Can Polish Skills