Eighty-two year old John Leyland was last seen at Tame Valley Squash and Tennis Club, Greenfield on January 2 at around 10am.
Sadly, John was in an area near to the reservoir at Greenfield.
Officers do not believe there are any suspicious circumstances surrounding his death.
Police identification has now taken place and it has been confirmed to be the body of John.
His next of kin have been informed.
Detective Inspector Zahid Latif, of GMP’s Oldham District, said: “We would also like to thank members of the public who helped with our investigation by sharing our appeals.
“My thoughts, on behalf of our investigation team, remain with John’s family at this time.”
