| K League 1 2018 Championship - Appearances as Referee |  |
 |
 |
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| 27/10/2018 | Pohang Steelers | - | Jeju United | 1:2 | 2 | - | - |
| 25/11/2018 | Pohang Steelers | - | Jeonbuk FC | 1:1 | 3 | - | - |
| K League 1 2018 Championship - Appearances as Referee | |
|
|
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| 27/10/2018 | Pohang Steelers | - | Jeju United | 1:2 | 2 | - | - |
| 25/11/2018 | Pohang Steelers | - | Jeonbuk FC | 1:1 | 3 | - | - |
| Complete name: | Dong-jun Lee |
| Born: | |
| Place of birth: |
South Korea |
| Nationality: |
South Korea |