Mehmet Ayberk Koşak (born 2001) is a Turkish male artistic gymnast and part of the national team.

[1] Mehmet Ayberk Koşak, born in 2001, is a native of Konak, İzmir, Turkey.

[1] At the 2022 European Men's Artistic Gymnastics Championships in Munich, Germany on 18-21 August, Koşak shared the bronze medal in the team event with Ferhat Arıcan, Ahmet Önder, Adem Asil and Kerem Şener.

[3] He won the bronze medal with his teammates Ferhat Arıcan, Adem Asil, İbrahim Çolak and Kerem Şener at the 2023 DTB Pokal Stuttgart, Germany.

[4] He took the silver medal in the team event with Adem Asil, Ahmet Önder, Ferhat Arıcan and Kerem Şener at the 2023 European Artistic Gymnastics Championships in Antalya, Turkey.