Korea Republic U20 most cards
9 players picked up 11 cards between them for Korea Republic U20 in 2023. From 6 matches played.
| # | Player | Cards | Yellow cards | Red cards |
|---|---|---|---|---|
| 1 | Seok-Hyun Choi | 3 | 2 | 1 |
| 2 | Chang-Woo Park | 1 | 1 | - |
| 3 | Hyeon-bin Park | 1 | 1 | - |
| 4 | Ji-Soo Kim | 1 | 1 | - |
| 5 | Joon-Hong Kim | 1 | 1 | - |
| 6 | Seung-Joon Lee | 1 | 1 | - |
| 7 | Seung-Won Lee | 1 | 1 | - |
| 8 | Young-Jun Lee | 1 | 1 | - |
| 9 | Young-Kwang Cho | 1 | 1 | - |