Stadium: Court 1 Round: 26 Ground: Hardcourt outdoor
| ITF M15 New Delhi | 2021/11/17 04:00 | Eric Vanshelboim v Nishant Dabas | 6-1,6-1 |
| ITF M25 Nur-Sultan | 2021/10/21 07:45 | Eric Vanshelboim v Sergey Fomin | 6-3,6-1 |
| ITF M25 Nur-Sultan | 2021/10/20 05:10 | Khumoyun Sultanov v Eric Vanshelboim | 4-6,3-6 |
| UTR Pro Tennis Series Mulheim | 2021/10/16 08:00 | Tim Sandkaulen v Eric Vanshelboim | 0-0 |
| UTR Pro Tennis Series Mulheim | 2021/10/15 11:30 | Eric Vanshelboim v Johann Willems | 2-6,4-6 |
| UTR Pro Tennis Series Mulheim | 2021/10/13 08:30 | Eric Vanshelboim v Benjamin Dhoe | 6-3,6-2 |
| UTR Pro Tennis Series Mulheim | 2021/10/12 07:00 | Eric Vanshelboim v Lawrence Bataljin | 6-1,5-3 |
| UTR Pro Tennis Series Mulheim | 2021/10/11 10:00 | Ivan Marrero Curbelo v Eric Vanshelboim | 1-6,0-6 |
| 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 Sharm El Sheikh | 2021/10/04 08:00 | Nitin Kumar Sinha v Stephanos Schinas | 6-1,6-4 |
| ITF M15 Cairo | 2021/09/29 10:55 | Lorenzo Gagliardo v Nitin Kumar Sinha | 3-6,6-4,6-4 |