Mersin İdmanyurdu (also Mersin İdman Yurdu, Mersin İY, or MİY) Sports Club; located in Mersin, east Mediterranean coast of Turkey in 2009–10. Mersin İdmanyurdu football team has finished season in second place in TFF Second League Promotion Group and promoted to 2009–10 TFF First League. This was the second promotion of the team and MİY became the first team that promoted to TFF First League twice. After formation of the league in 2001 (as Lig A), MİY became second team which relegated and then promoted again, after Adanaspor (the third became Çanakkale Dardanelspor after promotion play-offs in season. Mersin idmanyurdu participated in 2009–10 Turkish Cup and eliminated at third round, which was the play-off round for group stage. In play-off game Antalyaspor beat MİY after 11 penalties.