Glenn Claes

Born in Lier, Claes started playing football at Lyra at an early age, until the local professional club, Lierse, scouted him to their academy. On 18 March 2012, Claes made his senior debut for the club when he was in the starting lineup against Mons, before being substituted in the 77th minute in the 1–1 draw. In 2013, he signed with Mechelen. In the 2014–15 and 2015–16 seasons, he made more than 30 league appearances. Prior to the 2018–19 season, Claes was sent to Lommel on loan. After this loan, Claes signed a two-year contract with Virton on a free transfer. In September 2020, it was announced that Claes had signed a two-year contract with RWDM in the Belgian First Division B. On 16 May 2023, Claes signed a two-season contract with Lierse. On 10 July 2025, Claes joined Beerschot on a one-season contract.

Claes is the son of the Belgian former Lyra and Lierse goalkeeper Eddy Claes.