Bayer Leverkusen goalkeeper Mark Flekken is part of the squad for the 2026/27 Bundesliga season. He was born in Kerkrade, Netherlands on 13 June 1993.
Flekken’s first senior club was Alemannia Aachen, where he broke through in 2012, and he went on to play for Greuther Fürth, MSV Duisburg, SC Freiburg and Brentford. Bayer Leverkusen signed him in 2025.
Flekken is a senior international for Netherlands, and he played for their youth teams on the way up.
Since his first senior season in 2012/13, Flekken has made 303 club appearances in all competitions for 6 clubs. His busiest campaign was 2022/23, when he played 44 matches for SC Freiburg. So far in 2026/27 he has made 5 appearances for Bayer Leverkusen. The full season-by-season record is in the Stats section of this profile.