| K League 1 2020 Relegation - Matches comme assistant | ||||
| 26.09.2020 | Suwon Bluewings | - | FC Seoul | 3:1 |
| 04.10.2020 | Gangwon FC | - | Seongnam FC | 2:1 |
| 18.10.2020 | Busan IPark | - | Suwon Bluewings | 0:0 |
| 31.10.2020 | Gangwon FC | - | Suwon Bluewings | 1:2 |
| K League 1 2020 Relegation - Matches comme assistant | ||||
| 26.09.2020 | Suwon Bluewings | - | FC Seoul | 3:1 |
| 04.10.2020 | Gangwon FC | - | Seongnam FC | 2:1 |
| 18.10.2020 | Busan IPark | - | Suwon Bluewings | 0:0 |
| 31.10.2020 | Gangwon FC | - | Suwon Bluewings | 1:2 |
| Nom complet: | Jung-min Lee |
| Né le: | 25.11.1975 |
| Né à: |
Corée du Sud |
| Nationalité: |
Corée du Sud |