| 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 |
| 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 Singapore F2 Qual | 2017/05/28 04:00 | Kazuki Nishiwaki v Ken Onoda | 5-7,6-1,1-6 |
| ITF Singapore F1 | 2017/05/25 03:20 | Ken Onoda v Yuichi Ito | 3-6,6-3,1-6 |
| ITF Singapore F1 Qual | 2017/05/22 07:05 | Michael Look v Ken Onoda | 4-6,7-5,3-6 |
| ITF Singapore F1 Qual | 2017/05/21 04:00 | Sherwin Foo v Ken Onoda | 3-6,5-7 |
| ITF Japan F5 | 2017/04/01 01:00 | Ken Onoda v Tomohiro Masabayashi | 3-6,6-7 |
| ITF Japan F4 | 2017/03/25 00:00 | Yunosuke Tanaka v Ken Onoda | 6-3,6-0 |
| ITF Indonesia F2 | 2017/02/15 04:50 | Masato Shiga v Ken Onoda | 6-1,7-5 |
| ITF Indonesia F2 Qual | 2017/02/13 07:00 | George Botezan v Ken Onoda | 4-6,6-3,2-6 |