| K League 1 2017 Relegation - Appearances as Assistant | ||||
| 28/10/2017 | Pohang Steelers | - | Daegu FC | 1:2 |
| 18/11/2017 | Incheon United | - | Sangju Sangmu | 2:0 |
| K League 1 2017 Relegation - Appearances as Assistant | ||||
| 28/10/2017 | Pohang Steelers | - | Daegu FC | 1:2 |
| 18/11/2017 | Incheon United | - | Sangju Sangmu | 2:0 |
| Complete name: | Seung-soon Kwak |
| Born: | |
| Place of birth: |
South Korea |
| Nationality: |
South Korea |