Jan Leszczynski is a 19-year-old professional football player from POL. He plays primarily as a Midfield. He stands at 184cm tall and weighs 79kg. His preferred foot is Both. His current market value is estimated at 600K .

His most recent move was a Free from Legia Warszawa to Borussia Monchengladbach on 2026-06-30. The reported fee was 3M €.