| Asia Championships | 04/11 09:50 | 4 | Kunlavut Vitidsarn v Hai Dang Nguyen | L | 2-0 | |
| Asia Championships | 04/10 03:30 | 5 | Viren Nettasinghe v Hai Dang Nguyen | W | 0-2 | |
| China Masters | 03/20 09:10 | 5 | Hai Dang Nguyen v Liang Liu | L | 0-2 | |
| Azerbaïdjan Int. | 02/09 11:00 | - | Hyeok Jin Jeon v Hai Dang Nguyen | L | 2-0 | |
| Kaohsiung Masters | 09/27 13:10 | 5 | Hai Dang Nguyen v Cheng-Han Tsai | L | 0-2 | |
| Kaohsiung Masters | 09/26 10:20 | 6 | Schueler, Jacob v Hai Dang Nguyen | W | 0-2 | |
| Vietnam Open | 09/12 13:30 | 6 | Hai Dang Nguyen v Kuan Lin Kuo | L | 1-2 | |
| World Championships | 08/21 13:30 | 6 | Hai Dang Nguyen v Christo Popov | L | 1-2 | |
| SEA Games | 05/09 03:00 | - | Hai Dang Nguyen v Jun Hao Leong | L | 0-2 | |
| Asia Championships | 04/26 13:15 | 5 | Tien Chen Chou v Hai Dang Nguyen | L | 2-0 | |
| Dutch Int. - | 04/14 10:00 | - | Torjussen, J. v Hai Dang Nguyen | L | 2-1 | |
| Thailand Int. | 03/08 12:50 | - | Hai Dang Nguyen v Koga, Minoru | L | 0-2 |