| K League 1 2019 Championship - Appearances as Assistant | ||||
| 20/10/2019 | Gangwon FC | - | FC Seoul | 3:2 |
| 23/11/2019 | Ulsan Hyundai FC | - | Jeonbuk FC | 1:1 |
| 01/12/2019 | Daegu FC | - | FC Seoul | 0:0 |
| K League 1 2019 Championship - Appearances as Assistant | ||||
| 20/10/2019 | Gangwon FC | - | FC Seoul | 3:2 |
| 23/11/2019 | Ulsan Hyundai FC | - | Jeonbuk FC | 1:1 |
| 01/12/2019 | Daegu FC | - | FC Seoul | 0:0 |
| Complete name: | Kwang-yeol Yoon |
| Born: | 00/00/1976 |
| Place of birth: |
South Korea |
| Nationality: |
South Korea |