Gaziantep FK, latest news update. Gaziantep FK manager change news. Who will be Gaziantep FK's new manager? Gaziantep FK's manager is Oğuz Çetin. Gaziantep FK, latest news update. Gaziantep FK's manager Oğuz Çetin, latest news update. Gaziantep FK's manager Oğuz Çetin, latest news update. Gaziantep FK's manager Oğuz Çetin, latest news update. Gaziantep FK's manager Oğuz Çetin, latest news update.