| K League 1 2013 Relegation - Appearances as Referee |  |
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 |
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| 06/10/2013 | Seongnam Ilhwa Chunma | - | Jeju United | 2:1 | 3 | - | 1 |
| K League 1 2013 Relegation - Appearances as Referee | |
|
|
||||
| 06/10/2013 | Seongnam Ilhwa Chunma | - | Jeju United | 2:1 | 3 | - | 1 |
| Complete name: | Hyung-jin Ko |
| Born: | |
| Place of birth: |
South Korea |
| Nationality: |
South Korea |