| K League 1 2012 Relegation - Appearances as Referee |  |
 |
 |
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| 15/09/2012 | Chunnam Dragons | - | Gwangju FC | 1:1 | 2 | - | - |
| 27/10/2012 | Incheon United | - | Gwangju FC | 3:2 | 2 | - | - |
| 01/12/2012 | Gwangju FC | - | Chunnam Dragons | 1:0 | 2 | - | - |
| K League 1 2012 Relegation - Appearances as Referee | |
|
|
||||
| 15/09/2012 | Chunnam Dragons | - | Gwangju FC | 1:1 | 2 | - | - |
| 27/10/2012 | Incheon United | - | Gwangju FC | 3:2 | 2 | - | - |
| 01/12/2012 | Gwangju FC | - | Chunnam Dragons | 1:0 | 2 | - | - |
| Complete name: | Jong-Kuk Lee |
| Born: | 08/09/1964 |
| Place of birth: |
South Korea |
| Nationality: |
South Korea |