Atsu, 31, who played for Newcastle United and Everton, was falsely reported as having been taken to hospital last week.
He had been missing since the earthquakes hit Turkey and Syria on 6 February, killing tens of thousands of people.
Nana Sechere tweeted: “It is with the heaviest of hearts that I have to announce to all well wishers that sadly Christian Atsu’s body was recovered this morning. My deepest condolences go to his family and loved ones.
“I would like to take this opportunity to thank everyone for their prayers and support. I ask that whilst we make the necessary arrangements, that everyone would please respect the privacy of the family during this very difficult time.”
Newcastle paid tribute to their former player on Twitter. “We are profoundly saddened to learn that Christian Atsu has tragically lost his life in Turkey’s devastating earthquakes. A talented player and a special person, he will always be fondly remembered by our players, staff and supporters. Rest in peace, Christian.”
In a statement, Everton said: “We are deeply saddened by today’s news that Christian Atsu has been found dead following the earthquake in Turkey earlier this month. Our thoughts are with his family, friends, colleagues at Hatayspor and everyone affected by this tragic event that has claimed so many lives.”
“We are deeply saddened by the news Christian Atsu lost his life in the devastation of the earthquakes that have hit Turkey and Syria,” a Premier League statement said. “Our thoughts and condolences are with Christian’s family and friends and everyone affected by this tragic event.”