| K League 1 2020 Relegation - Appearances as Assistant | ||||
| 04/10/2020 | FC Seoul | - | Busan IPark | 1:2 |
| 31/10/2020 | Seongnam FC | - | Busan IPark | 2:1 |
| K League 1 2020 Relegation - Appearances as Assistant | ||||
| 04/10/2020 | FC Seoul | - | Busan IPark | 1:2 |
| 31/10/2020 | Seongnam FC | - | Busan IPark | 2:1 |
| Complete name: | Seung-soon Kwak |
| Born: | 05/08/1981 |
| Place of birth: |
South Korea |
| Nationality: |
South Korea |