| Challenger Tempe Qual | 2017/02/12 18:35 | David Nguyen v Walter Trusendi | 3-6,6-4,4-6 |
| Challenger Tempe Qual | 2017/02/11 16:00 | Roy Smith v David Nguyen | 2-6,5-7 |
| ITF Vietnam F7 | 2016/10/21 03:00 | David Nguyen v Sang-Woo Noh | 7-6,0-6,2-6 |
| ITF Vietnam F7 | 2016/10/20 03:00 | Kento Takeuchi v David Nguyen | 6-7,3-6 |
| ITF Vietnam F7 | 2016/10/18 05:10 | Niki Kaliyanda Poonacha v David Nguyen | 3-6,6-2,4-6 |
| ITF Vietnam F7 | 2016/10/16 03:00 | David Nguyen v Patrick Davidson | 7-5,6-2 |
| ITF Vietnam F7 | 2016/10/15 04:30 | David Nguyen v Yu Chang | 6-4,6-2 |
| ITF Vietnam F8 | 2016/09/25 03:00 | Ku Keon Kang v David Nguyen | 6-4,6-1 |
| Challenger Bangkok Qual | 2016/12/31 04:45 | Natthasith Kunsuwan v Albano Olivetti | 1-6,4-6 |
| ITF Thailand F5 | 2016/12/17 06:00 | Yan Sabanin v Natthasith Kunsuwan | 6-4,6-4 |
| ITF Thailand F5 | 2016/12/17 03:30 | Natthasith Kunsuwan v Congsup Congcar | 7-5,7-6 |
| ITF Thailand F4 | 2016/12/10 09:00 | Natthasith Kunsuwan v Andrei Levine | 5-7,4-6 |
| ITF Thailand F4 | 2016/12/10 04:30 | Natthasith Kunsuwan v Nutdanai Sincharoenwattana | 6-2,6-2 |
| ITF Thailand F3 | 2016/09/05 03:00 | Issei Okamura v Natthasith Kunsuwan | 6-2,6-4 |
| Challenger Bangkok 4 | 2016/08/27 04:00 | Natthasith Kunsuwan v Toshihide Matsui | 0-6,4-6 |
| ITF Thailand F4 | 2016/08/21 03:00 | Ken Onishi v Natthasith Kunsuwan | 6-4,6-2 |