| ITF Thailand F2 | 2017/06/11 03:00 | David Nguyen v Clement Larriere | 6-3,4-6,1-6 |
| ITF Thailand F2 | 2017/06/10 06:30 | David Nguyen v Ankit Chopra | 6-4,6-2 |
| ITF Singapore F3 | 2017/06/06 02:00 | David Nguyen v Yuichi Ito | 6-7,2-6 |
| ITF Singapore F2 Qual | 2017/05/29 04:20 | David Nguyen v Ken Onoda | 3-6,2-6 |
| ITF Singapore F1 | 2017/05/25 05:50 | Dayne Kelly v David Nguyen | 6-2,6-4 |
| ITF Singapore F1 Qual | 2017/05/22 05:00 | Aryan Goveas v David Nguyen | 4-6,3-6 |
| ITF Singapore F1 Qual | 2017/05/21 02:00 | Suraj R Prabodh v David Nguyen | 4-6,6-3,3-6 |
| Challenger Tempe Qual | 2017/02/12 18:35 | David Nguyen v Walter Trusendi | 3-6,6-4,4-6 |
| ITF Thailand F1 | 2017/06/18 04:50 | Natthasith Kunsuwan v Vorachon Rakpuangchon | 5-7,6-1,6-3 |
| ITF Thailand F1 | 2017/06/17 09:00 | Nitin Kumar Sinha v Natthasith Kunsuwan | 4-6,5-7 |
| ITF Thailand F2 | 2017/06/13 03:00 | Calum Puttergill v Natthasith Kunsuwan | 6-3,6-3 |
| ITF Thailand F1 | 2017/06/06 05:05 | Thomas Fancutt v Natthasith Kunsuwan | 6-4,6-2 |
| ITF Thailand F1 | 2017/06/04 03:00 | Thanapet Chanta v Natthasith Kunsuwan | 4-6,1-6 |
| ITF Thailand F1 | 2017/06/03 07:00 | Werapath Sirijatiyaporn v Natthasith Kunsuwan | 1-6,4-6 |
| 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 |