Home History
| Thailand Division 3 | 2021/10/23 09:00 | Pattaya United v Chachoengsao FC | W | 1-0 |
| Thailand League Cup | 2021/10/20 08:00 | ACDC FC v Pattaya United | L | 4-3 |
| Thailand Division 3 | 2021/10/17 08:30 | Fleet FC v Pattaya United | W | 0-4 |
| Thailand League Cup | 2021/10/13 08:00 | Banbueng FC v Pattaya United | W | 4-5 |
| Thailand Division 3 | 2021/10/09 09:00 | Pattaya United v Saimit Kabin United | W | 3-1 |
| Thailand Division 3 | 2021/10/02 08:30 | RBRU Chanthaburi Utd v Pattaya United | D | 1-1 |
| Thailand Cup | 2021/09/29 08:30 | Pattaya United v Chachoengsao FC | W | 2-0 |
| Thailand Division 3 | 2021/09/25 08:30 | Pluak Daeng United v Pattaya United | W | 1-5 |
Away History
| Thailand Division 2 | 2021/10/24 11:30 | Chiangmai v Chainat FC | W | 1-3 |
| Thailand Division 2 | 2021/10/17 12:00 | Chainat FC v Ranong United | W | 3-1 |
| Thailand Division 2 | 2021/10/13 11:00 | Lamphun Warrior FC v Chainat FC | L | 3-0 |
| Thailand Division 2 | 2021/10/10 11:00 | Chainat FC v Khonkaen | W | 2-1 |
| Thailand Division 2 | 2021/10/03 10:00 | Kasetsart FC v Chainat FC | W | 0-4 |
| Thailand Division 2 | 2021/09/25 11:00 | Chainat FC v Sukhothai FC | D | 2-2 |
| Thailand Division 2 | 2021/09/19 10:00 | Customs United v Chainat FC | W | 1-3 |
| Thailand Division 2 | 2021/09/15 12:00 | Chainat FC v Udon Thani FC | L | 1-2 |