Ja-Cheol Koo, a former South Korean midfielder, had a career at Jeju SK, VfL Wolfsburg and FC Augsburg. He also represented South Korea internationally.
| Surname | Koo |
| Name | Ja-Cheol |
| Native Name | 구자철 |
| Nationality | South Korea |
| Birthplace | Nonsan, South Korea |
| Birth Date | 27 February 1989 |
| Age | 37 years old |
| Position | Midfielder |
| Height | 1.83 m |
| Weight | 74 kg |
| AKA | Koo Ja-Cheol |
Jeju SK
Al-Khor
Al-Gharafa
FC Augsburg
Mainz 05
VfL Wolfsburg
FC Augsburg
VfL Wolfsburg
Jeju SK
South Korea National Team
South Korea Olympic Team
South Korea Youth Teams