Rıza Çalımbay is a Turkish UEFA Pro Licensed football manager and former player who is currently serving as the head coach of Hatayspor. Under his leadership, Sivasspor won the 2021-22 Turkish Cup, the first major trophy in the club's history. He has also coached other Turkish clubs including Beşiktaş, Konyaspor, Trabzonspor, and Antalyaspor. Wikipedia