Ortaköy Spor Kulübü (OSK) was first formed in the 20th century, under a different name –“Ortaköy Idman Yurdu”, when a group of people at the Ortaköy decided to form football, ping pong, athletics and swimming teams. The club’s formal colours were orange and black. The club is continuing the sports activities in different sections such as basketball, football, snooker and bridge. Basketball and football teams had successful years and won many cups in both the professional and amateur leagues.