| K League 1 2015 Relegation - Appearances as Referee |  |
 |
 |
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| 18/10/2015 | Daejeon Citizen | - | Jeonnam Dragons | 1:0 | 4 | - | - |
| 28/11/2015 | Ulsan Hyundai FC | - | Busan IPark | 2:1 | 3 | 1 | - |
| K League 1 2015 Relegation - Appearances as Referee | |
|
|
||||
| 18/10/2015 | Daejeon Citizen | - | Jeonnam Dragons | 1:0 | 4 | - | - |
| 28/11/2015 | Ulsan Hyundai FC | - | Busan IPark | 2:1 | 3 | 1 | - |
| Complete name: | Dong-sik Jung |
| Born: | |
| Place of birth: |
South Korea |
| Nationality: |
South Korea |