| K League 1 2020 Championship - Appearances as Referee |  |
 |
 |
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| 27/09/2020 | Daegu FC | - | Ulsan Hyundai FC | 2:2 | 3 | - | - |
| 18/10/2020 | Pohang Steelers | - | Ulsan Hyundai FC | 4:0 | 2 | - | 2 |
| K League 1 2020 Championship - Appearances as Referee | |
|
|
||||
| 27/09/2020 | Daegu FC | - | Ulsan Hyundai FC | 2:2 | 3 | - | - |
| 18/10/2020 | Pohang Steelers | - | Ulsan Hyundai FC | 4:0 | 2 | - | 2 |
| Complete name: | Woo-sung Kim |
| Born: | 28/05/1987 |
| Place of birth: |
South Korea |
| Nationality: |
South Korea |