| 19. Ronde | 30.05.2021 | Pohang Steelers | - | Gwangju FC | 1:0 | ||||
| 14. Ronde | 19.06.2021 | Gwangju FC | - | FC Seoul | 1:1 | ||||
| 20. Ronde | 21.07.2021 | Gwangju FC | - | Gangwon FC | 3:1 | ||||
| 22. Ronde | 01.08.2021 | Gwangju FC | - | Seongnam FC | 0:0 | ||||
| 23. Ronde | 08.08.2021 | FC Seoul | - | Gwangju FC | 1:0 | ||||
| 21. Ronde | 11.08.2021 | Jeonbuk FC | - | Gwangju FC | 3:0 | ||||
| 25. Ronde | 15.08.2021 | Gwangju FC | - | Incheon United | 1:0 |  |
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| 26. Ronde | 20.08.2021 | Daegu FC | - | Gwangju FC | 1:2 | ||||
| 27. Ronde | 24.08.2021 | Gwangju FC | - | Seongnam FC | 2:0 | ||||
| 29. Ronde | 11.09.2021 | Suwon Bluewings | - | Gwangju FC | 2:2 |  |
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| 30. Ronde | 18.09.2021 | Gwangju FC | - | Jeju United | 0:3 Toeg. | ||||
| 31. Ronde | 21.09.2021 | Gwangju FC | - | Jeonbuk FC | 1:2 | ||||
| 33. Ronde | 03.10.2021 | Gwangju FC | - | Pohang Steelers | 2:3 | ||||
| 28. Ronde | 17.10.2021 | Gangwon FC | - | Gwangju FC | 2:1 | |
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| 24. Ronde | 24.10.2021 | Suwon FC | - | Gwangju FC | 1:3 |
Zuid-Korea