Hayrullah Mert Akyüz (born 2 October 1993) is a Turkish professional footballer who plays for TFF Second League club Karaman FK.

[2] Akyüz made his TFF First League debut on 19 December 2014, against Osmanlıspor, which ended 1–1 at Adana 5 Ocak Stadium.

[5] Akyüz was selected for Turkey A2 team squad for 2013-15 International Challenge Trophy game against Italy on 23 March 2015.

[6] He played the game against Italy, ended 5–3 for Turkey A2, after penally-shootouts in which Akyüz saved two penalties.

[7] Akyüz was called up for the Turkey national football team by manager Fatih Terim, for the UEFA Euro 2016 qualifying stage Group A encounter against Czech Republic, on 10 October 2015.