K League 1 referees
South Korea
K League 1 referees 2026
Every referee's cards, penalties and fouls per game this season, strictest first. Cards count both teams, second yellows included. The league averages 3.59 cards and 0.26 penalties a match over 205 matches.
Strictest
Jun Choi Cheol
4.79 cards a game
Most lenient
Byung-Jin Park
2.73 cards a game
Appointed
0
referees named for the next two weeks
| Referee | Next match | ||||||
|---|---|---|---|---|---|---|---|
 Jun Choi Cheol | 14 | 4.79 | 64 | 3 | 0.50 | 20.9 | – |
| Sang-Hyeop Chae | 4 | 4.25 | 16 | 1 | 0.50 | 20.0 | – |
| Yong-Jun Shin | 23 | 4.17 | 92 | 4 | 0.30 | 22.4 | – |
| Hyung-Jin Ko | 22 | 3.86 | 81 | 4 | 0.09 | 18.9 | – |
| Min-Seok Song | 20 | 3.85 | 75 | 2 | 0.40 | 22.4 | – |
| Dae-Yong Kim | 18 | 3.78 | 65 | 3 | 0.17 | 20.9 | – |
| Dong-Jun Lee | 16 | 3.75 | 55 | 5 | 0.25 | 22.6 | – |
| Tae-Hwan Seol | 17 | 3.41 | 55 | 3 | 0.29 | 18.5 | – |
| Hyun-Jae Choi | 12 | 3.25 | 38 | 1 | 0.25 | 23.3 | – |
| Woo-Sung Kim | 14 | 3.07 | 42 | 1 | 0.29 | 20.4 | – |
| Jong-Hyeok Kim | 22 | 2.91 | 62 | 2 | 0.23 | 17.1 | – |
| Byung-Jin Park | 22 | 2.73 | 53 | 7 | 0.18 | 22.4 | – |
| Yong-Woo Kim | 1 | 1.00 | 1 | 0 | 0.00 | 24.0 | – |
| League average | 205 | 3.59 | 3.41 | 0.18 | 0.26 | 20.8 |
Bars compare cards per game with the league average (the middle tick): red is stricter, green more lenient. Tap a referee for their card-line form, recent matches and the card odds on their next match. Callouts need 3+ matches.