Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF M15 New Delhi | 2021/11/19 06:10 | Nitin Kumar Sinha v Vishnu Vardhan | 6-7,6-2,5-7 |
| ITF M15 New Delhi | 2021/11/18 05:50 | Eric Vanshelboim v Nitin Kumar Sinha | 6-3,6-7,0-6 |
| ITF M15 New Delhi | 2021/11/17 07:10 | Alexis Canter v Nitin Kumar Sinha | 6-4,2-6,6-7 |
| ITF M15 Indore | 2021/11/11 05:50 | Nitin Kumar Sinha v S D Prajwal Dev | 3-6,6-7 |
| ITF M15 Sharm El Sheikh | 2021/10/11 09:30 | Nitin Kumar Sinha v Alan Bojarski | 1-6,6-2,10-12 |
| ITF M15 Sharm El Sheikh | 2021/10/07 08:00 | Petr Hajek v Nitin Kumar Sinha | 6-3,6-7,6-4 |
| ITF M15 Sharm El Sheikh | 2021/10/06 09:35 | Nitin Kumar Sinha v Cezar Cretu | 4-6,6-1,6-2 |
| ITF M15 Sharm El Sheikh | 2021/10/05 08:00 | Nitin Kumar Sinha v Nico Jaeger | 6-4,6-0 |
| ITF M15 Gurugram | 2021/11/23 03:30 | Lakshit Sood v Bharath Nishok Kumaran | 1-6,1-6 |
| ITF M15 Gurugram | 2021/11/22 06:20 | Abhishek Gaur v Bharath Nishok Kumaran | 4-6,1-6 |
| ITF M15 Gurugram | 2021/11/21 08:30 | Boopathy Sakthivel v Bharath Nishok Kumaran | 3-6,5-7 |
| ITF M15 New Delhi | 2021/11/15 04:00 | Siddharth Vishwakarma v Bharath Nishok Kumaran | 6-4,6-1 |
| ITF M15 New Delhi | 2021/11/14 08:00 | Bharath Nishok Kumaran v Arjun Mahadevan | 6-2,6-1 |
| ITF M15 Indore | 2021/11/12 04:30 | Dalwinder Singh v Bharath Nishok Kumaran | 5-7,6-2,7-6 |
| ITF M15 Indore | 2021/11/11 04:00 | Bharath Nishok Kumaran v Karan Singh | 6-4,6-4 |
| ITF M15 Indore | 2021/11/10 05:35 | Bharath Nishok Kumaran v Karunuday Singh | 3-6,7-6,6-2 |