1. Round | 26/02/2023 | Jeju United | - | Suwon FC | 0:0 | ||||
2. Round | 04/03/2023 | Daegu FC | - | Jeju United | 1:1 | ||||
3. Round | 12/03/2023 | Incheon United | - | Jeju United | 1:0 | ||||
4. Round | 18/03/2023 | Jeju United | - | FC Seoul | 1:2 | ||||
5. Round | 02/04/2023 | Jeju United | - | Ulsan Hyundai FC | 1:3 | ||||
6. Round | 09/04/2023 | Gangwon FC | - | Jeju United | 0:1 | ||||
7. Round | 15/04/2023 | Suwon Bluewings | - | Jeju United | 2:3 | ||||
8. Round | 23/04/2023 | Jeju United | - | Jeonbuk FC | 0:2 | ||||
9. Round | 26/04/2023 | Gwangju FC | - | Jeju United | 0:1 | ||||
10. Round | 30/04/2023 | Daejeon Hana Citizen | - | Jeju United | 0:3 | ||||
12. Round | 10/05/2023 | Jeju United | - | Incheon United | 2:0 | ||||
14. Round | 20/05/2023 | FC Seoul | - | Jeju United | 1:1 | ||||
29. Round | 03/09/2023 | Jeju United | - | Jeonbuk FC | 0:0 | ||||
30. Round | 16/09/2023 | Incheon United | - | Jeju United | 2:1 | ||||
31. Round | 23/09/2023 | Jeju United | - | FC Seoul | 1:3 | ||||
33. Round | 08/10/2023 | Daejeon Hana Citizen | - | Jeju United | 1:0 |