The 28-year-old's club, second division Yeni Malatyaspor, confirmed the news on Twitter.
"Our goalkeeper, Ahmet Eyup Turkaslan, lost his life after being under the collapse of the earthquake. Rest in peace," they wrote.
"We will not forget you, beautiful person."
More than 5,000 people have died in Turkey and Syria following the devastating earthquake.
Former Newcastle forward Christian Atsu, who now plays in Turkey for Hatayspor, was pulled alive from the rubble of a building he was in.