Gündüz Tekin Onay
| Personal information | |||
|---|---|---|---|
| Date of birth | 31 May 1942 | ||
| Place of birth | Çankırı, Turkey | ||
| Date of death | 4 January 2008 (aged 65) | ||
| Position(s) | Midfielder | ||
| Senior career* | |||
| Years | Team | Apps | (Gls) |
| 1957–? | Eskişehirspor | ||
| Bursa Akınspor | |||
| Karabükspor | |||
| Muhafızgücü | |||
| Karşıyaka | |||
| Şekerspor | |||
| Kastamonuspor | |||
| International career | |||
| National Army Football Team | |||
| Managerial career | |||
| 1968– | Kastamonuspor | ||
| Turkey (assistant coach) | |||
| Adanaspor | |||
| 1975 | Zonguldakspor | ||
| 1975–1976 | Beşiktaş | ||
| 1977–1979 | Zonguldakspor | ||
| 1980–1981 | Adanaspor | ||
| 1981–1982 | Bursaspor | ||
| 1982–1983 | Mersin İdmanyurdu | ||
| 1984 | Adana Demirspor | ||
| 1984–1985 | Ankaragücü | ||
| 1986 | Kayserispor | ||
| 1986–1987 | Zonguldakspor | ||
| 1988–1989 | Adanaspor | ||
| 1989 | Gençlerbirliği | ||
| 1992–1993 | Denizlispor | ||
| 1994 | Konyaspor | ||
| 1994–1996 | Adanaspor | ||
| *Club domestic league appearances and goals | |||
Gündüz Tekin Onay (31 May 1942 – 4 January 2008) was a Turkish footballer and coach who also trained Istanbul club Beşiktaş between 1976 and 1977. He is known for his success in discovering starlets and for his modesty. Additionally, he was the author of a system to explore and breed young talents for Turkish football.