 Ansan Greeners Football Club |
| K League 2 2021 | |
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| 19-Jun-2021 | KL2 (17) | Daejon Citizen | 0-0 | Ansan Greeners |
| 23-Jun-2021 | KL2 (10) | Chungnam Asan | 0-2 | Ansan Greeners |
| 27-Jun-2021 | KL2 (18) | Ansan Greeners | 2-2 | Bucheon FC 1995 |
| 05-Jul-2021 | KL2 (19) | Seoul E-Land | 0-0 | Ansan Greeners |
| 12-Jul-2021 | KL2 (20) | Ansan Greeners | 3-1 | Gyeongnam |
| 17-Jul-2021 | KL2 (21) | Busan I'Park | 4-0 | Ansan Greeners |
| 24-Jul-2021 | KL2 (22) | Ansan Greeners | 0-1 | Gimcheon Sangmu |
| 01-Aug-2021 | KL2 (23) | Ansan Greeners | 1-1 | Chunnam Dragons |
| 08-Aug-2021 | KL2 (24) | Bucheon FC 1995 | - | Ansan Greeners |
| 15-Aug-2021 | KL2 (25) | Ansan Greeners | - | Daejon Citizen |
| 21-Aug-2021 | KL2 (26) | Ansan Greeners | - | Chungnam Asan |
| 30-Aug-2021 | KL2 (27) | FC Anyang | - | Ansan Greeners |
| 05-Sep-2021 | KL2 (28) | Ansan Greeners | - | Bucheon FC 1995 |
| 12-Sep-2021 | KL2 (29) | Ansan Greeners | - | Busan I'Park |
| 19-Sep-2021 | KL2 (30) | Chungnam Asan | - | Ansan Greeners |
| 25-Sep-2021 | KL2 (31) | Ansan Greeners | - | FC Anyang |
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