| Adnan Sezgin | |
| Birth Date: | 28 January 1954 |
| Birth Place: | Malatya, Turkey |
| Position: | Defender |
| Years1: | 1970–1973 |
| Clubs1: | Petrol Ofisi |
| Caps1: | 35 |
| Goals1: | 3 |
| Years2: | 1974–1979 |
| Clubs2: | Ankaragücü |
| Caps2: | 67 |
| Goals2: | 1 |
| Years3: | 1979–1981 |
| Clubs3: | Adana Demirspor |
| Caps3: | 25 |
| Goals3: | 1 |
| Years4: | 1982–1983 |
| Caps4: | 1 |
| Goals4: | 0 |
Adnan Sezgin (born 28 January 1954) is a Turkish former professional footballer who serves Turkish football in various administrative positions.
Born in Malatya, Turkey, Sezgin is a graduate of Ankara University in Political Science. A defender, he started his football career with Petrol Ofisi in the TFF First League. He later played for Ankaragücü and Adana Demirspor in the Süper Lig, before ending his career with San Jose Earthquakes in the United States.[1] [2]
After retiring from football, he founded Professional Footballers Association in Turkey and is the honorary president. He served in Turkish Football Federation as Secretary-General between 1990 and 1992. He was the president of İstanbulspor until 2004.
Sezgin served Galatasaray S.K. between 1992 and 1993 and 1996 and 1997 within Football Committee. Then in 2005, after Özhan Canaydın elected as Galatasaray president for one more term, Sezgin became the general manager of Galatasaray Sportif, the specialized marketing management company, to oversee marketing operations of the Galatasaray brand.[3]
Sezgin is fluent in English. He is married and has three children.