Stadium: Court 6 Round: 44 Ground: Hardcourt outdoor
| ITF M15 Nanchang | 2019/09/24 02:00 | Nitin Kumar Sinha v Huixin Wang | 6-3,6-4 |
| ITF M15 Nanchang | 2019/09/18 02:00 | Nitin Kumar Sinha v Vinayak Sharma Kaza | 1-6,3-6 |
| ITF M15 Hua Hin | 2019/09/06 03:00 | Makoto Ochi v Nitin Kumar Sinha | 4-6,6-1,7-5 |
| ITF M15 Hua Hin | 2019/09/04 04:50 | Nitin Kumar Sinha v Worarin Kumthonkittikul | 4-6,6-0,6-3 |
| ITF M15 Hua Hin | 2019/09/03 04:00 | Rishi Reddy v Nitin Kumar Sinha | 6-3,1-6,9-11 |
| ITF M15 Hua Hin | 2019/09/02 05:45 | Krittin Koaykul v Nitin Kumar Sinha | 3-6,2-6 |
| ITF M15 Hua Hin | 2019/08/27 09:10 | Yuanfeng Li v Nitin Kumar Sinha | 2-6,6-4,10-5 |
| ITF M15 Hua Hin | 2019/08/27 06:40 | Noppadol Noikor v Nitin Kumar Sinha | 3-6,3-6 |
| ITF M15 Hua Hin | 2019/08/27 05:40 | Billy Harris v Shisanuphong Pokinsagethasiri | 6-1,6-1 |
| ITF M25 Nonthaburi | 2019/05/28 03:00 | Chanchai Sookton-Eng v Shisanuphong Pokinsagethasiri | 6-4,6-2 |
| ITF M25 Nonthaburi | 2019/05/27 06:30 | Shisanuphong Pokinsagethasiri v Pattanapong Borisutpong | 6-4,6-3 |