Home History
| Thailand Premier League | 2021/09/18 10:30 | Port FC v Khonkaen United | L | 2-0 |
| Thailand Premier League | 2021/09/11 11:00 | Khonkaen United v Prachuap FC | W | 2-1 |
| Thailand Premier League | 2021/09/04 12:00 | Khonkaen United v Ratchaburi FC | L | 0-2 |
| Thailand Division 2 | 2021/04/24 11:00 | Nakhon Pathom FC v Khonkaen United | D | 4-4 |
| Thailand Division 2 | 2021/04/17 11:00 | Khonkaen United v Nakhon Pathom FC | W | 2-1 |
| Thailand Division 2 | 2021/04/10 12:00 | Khonkaen United v Phrae United | W | 2-1 |
| Thailand Division 2 | 2021/04/04 12:00 | Phrae United v Khonkaen United | W | 1-3 |
| Thailand Division 2 | 2021/03/31 11:00 | Lampang FC v Khonkaen United | L | 3-0 |
Away History
| Thailand Premier League | 2021/09/18 11:00 | Chonburi v Nong Bua Pitchaya | W | 3-1 |
| Thailand Premier League | 2021/09/12 10:30 | Muang Thong United v Chonburi | D | 3-3 |
| Thailand Premier League | 2021/09/05 11:00 | Chonburi v BG Pathum United | D | 1-1 |
| Thailand Cup | 2021/04/11 11:00 | Chiangrai Utd v Chonburi | D | 1-1 |
| Thailand Cup | 2021/04/07 12:00 | Chonburi v Buriram United | W | 2-1 |
| Thailand Cup | 2021/04/03 12:00 | Chonburi v Trat FC | W | 5-1 |
| Thailand Premier League | 2021/03/28 11:00 | Rayong FC v Chonburi | D | 1-1 |
| Thailand Premier League | 2021/03/20 12:00 | Chonburi v Sukhothai FC | D | 0-0 |