Mats Köhlert (born 2 May 1998) is a German professional footballer and former child actor who plays as a left winger for Eredivisie club Heerenveen.

[2] Mats Köhlert was born in Hamburg and attended the Grundschule in Norderstedt, a suburb of the million city at the north of Germany.

[5] At this time, the former Hamburger SV defender Joris Mathijsen, a Dutch World Cup runner-up of 2010, was the Technical director of the club from Tilburg.

Due the Corona-pandemic, the 2019–2020 season was aborted and Willem II qualified for the second round of the qualifiyng of the 2020-21 UEFA Europa League campaign.

[11][12] Later that year, he played the role of Klein Brakelmann in the episode "Goldene Erinnerungen" of the television series Neues aus Büttenwarder.

[14][15][16] In the same year, he took part in the episode "Borowski und der coole Hund" of the German police procedural Tatort.