| K League 1 2011 - Appearances as Referee |  |
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| 05/03/2011 | Pohang Steelers | - | Seongnam Ilhwa Chunma | 1:1 | 2 | - | - |
| 12/03/2011 | Incheon United | - | Jeju United | 0:0 | 4 | - | - |
| 20/03/2011 | Ulsan Hyundai FC | - | Gwangju FC | 2:1 | 1 | - | - |
| 02/04/2011 | FC Seoul | - | Jeonbuk FC | 3:1 | 5 | - | - |
| 15/04/2011 | Suwon Bluewings | - | Gangwon FC | 2:0 | 5 | - | 1 |
| 24/04/2011 | Daegu FC | - | Jeonbuk FC | 1:2 | 6 | - | - |
| 30/04/2011 | Gyeongnam FC | - | Seongnam Ilhwa Chunma | 2:2 | 4 | - | - |
| 15/05/2011 | Seongnam Ilhwa Chunma | - | Suwon Bluewings | 1:1 | 2 | - | - |
| 11/06/2011 | Jeju United | - | Suwon Bluewings | 3:2 | 3 | - | - |
| 25/06/2011 | Gyeongnam FC | - | Pohang Steelers | 2:3 | 4 | - | - |
| 02/07/2011 | Daejeon Citizen | - | Chunnam Dragons | 4:4 | 5 | 2 | - |
| 13/08/2011 | Jeonbuk FC | - | Daegu FC | 2:2 | 5 | - | - |
| 27/08/2011 | Sangju Sangmu | - | Chunnam Dragons | 0:1 | 3 | - | - |
| 02/10/2011 | Pohang Steelers | - | Jeju United | 2:1 | - | - | - |
| 16/10/2011 | Incheon United | - | FC Seoul | 1:1 | 6 | - | - |
| 22/10/2011 | Pohang Steelers | - | Chunnam Dragons | 1:1 | 3 | 1 | - |
South Korea