Marcel Stefaniak is a 27-year-old professional football player from POL. He currently plays for Warta Poznan, wearing the number 17 shirt. He plays primarily as a Defender. He stands at 181cm tall and weighs 76kg. His preferred foot is Left. His current market value is estimated at 52K .

His most recent move was a from Chojniczanka Chojnice to Warta Poznan on 2025-07-03.

Throughout the Poland Liga 2 2025-2026, Marcel Stefaniak featured in 18 matches, averaging 0 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.