Ground: Hardcourt outdoor
| ITF M15 New Delhi | 2021/03/28 14:00 | Nitin Kumar Sinha v Digvijay Pratap Singh | 4-6,6-3,10-7 |
| ITF M25 Bali | 2025/09/03 02:00 | Yanki Erel v Nitin Kumar Sinha | 6-1,5-1 |
| Challenger Sofia | 2025/08/10 12:10 | Dali Blanch v Nitin Kumar Sinha | 6-4,7-5 |
| Challenger Liberec | 2025/07/27 14:05 | Milos Karol v Nitin Kumar Sinha | 6-1,6-2 |
| ITF M25 Denia | 2025/07/22 08:00 | Nitin Kumar Sinha v Darius Florin Pop | 2-6,7-5,1-0 |
| ITF M25 Gandia | 2025/07/15 09:41 | Nitin Kumar Sinha v Ignacio Parisca | 6-7,5-7 |
| ITF M25 Bastia-Lucciana | 2025/07/09 10:32 | Tristan Lamasine v Nitin Kumar Sinha | 6-3,6-1 |
| ITF M15 Monastir | 2025/06/25 10:00 | Nitin Kumar Sinha v Cooper Williams | 6-3,2-6,1-6 |
| ITF M15 Monastir | 2025/06/18 12:51 | Marcus Walters v Nitin Kumar Sinha | 6-4,5-2 |
| ITF M15 Hong Kong | 2025/09/04 02:00 | Sora Fukuda v Digvijay Pratap Singh | 6-3,6-4 |
| ITF M15 Hong Kong | 2025/09/03 07:46 | Digvijay Pratap Singh v Jacob K Shen | 6-4,6-2 |
| ITF M15 Hong Kong | 2025/08/28 05:43 | Digvijay Pratap Singh v Michael Zhu | 6-4,3-6,3-6 |
| ITF M15 Hong Kong | 2025/08/27 05:00 | Digvijay Pratap Singh v Jerome Estephan | 6-3,6-4 |
| ITF M25 Brazzaville | 2025/08/08 09:00 | Digvijay Pratap Singh v Bor Artnak | 1-2 |
| ITF M25 Brazzaville | 2025/08/07 10:30 | Digvijay Pratap Singh v Seydina Andre | 7-6,4-6,6-3 |
| ITF M25 Brazzaville | 2025/08/06 09:00 | Constantin Bittoun Kouzmine v Digvijay Pratap Singh | 4-6,6-7 |
| ITF M25 Brazzaville | 2025/08/01 11:30 | Florent Bax v Digvijay Pratap Singh | 7-5,6-3 |