| K League 1 2018 Championship - Appearances as Assistant | ||||
| 04/11/2018 | Jeonbuk FC | - | Ulsan Hyundai FC | 3:1 |
| 02/12/2018 | Pohang Steelers | - | Ulsan Hyundai FC | 1:3 |
| K League 1 2018 Championship - Appearances as Assistant | ||||
| 04/11/2018 | Jeonbuk FC | - | Ulsan Hyundai FC | 3:1 |
| 02/12/2018 | Pohang Steelers | - | Ulsan Hyundai FC | 1:3 |
| Complete name: | Seung-soon Kwak |
| Born: | |
| Place of birth: |
South Korea |
| Nationality: |
South Korea |