Player performance Martin Konczkowski (Konczkowski) is a defender ( right back ) player born 14-Sep-93 in Poland. In the last 30 days Konczkowski played 180 minutes in 3 games of 5 in this period, 1 from the bench. Received no cards and did not score goals. Konczkowski list of appearances, cards and goals Europa League Qualifying 2019/2020 jersey #20