| K League 1 2020 Championship - Appearances as Referee |  |
 |
 |
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| 27/09/2020 | Pohang Steelers | - | Gwangju FC | 5:3 | 3 | - | 2 |
| 17/10/2020 | Sangju Sangmu | - | Daegu FC | 2:1 | 4 | - | - |
| 01/11/2020 | Pohang Steelers | - | Sangju Sangmu | 3:1 | 2 | - | - |
| K League 1 2020 Championship - Appearances as Referee | |
|
|
||||
| 27/09/2020 | Pohang Steelers | - | Gwangju FC | 5:3 | 3 | - | 2 |
| 17/10/2020 | Sangju Sangmu | - | Daegu FC | 2:1 | 4 | - | - |
| 01/11/2020 | Pohang Steelers | - | Sangju Sangmu | 3:1 | 2 | - | - |
| Complete name: | Dong-jun Lee |
| Born: | |
| Place of birth: |
South Korea |
| Nationality: |
South Korea |