Stadium: CEE Logistics-C8 Round: 26 Ground: Clay
| ITF M15 - Allershausen | 2021/09/01 09:00 | Manish Sureshkumar v Adrian Oetzbach | 3-6,6-4,6-4 |
| ITF M25 - Trier | 2021/08/24 09:55 | Manish Sureshkumar v Marlon Vankan | 6-7,1-6 |
| ITF M15 - New Delhi | 2021/04/01 06:10 | Manish Sureshkumar v Zsombor Velcz | 3-6,2-6 |
| ITF M15 - New Delhi | 2021/03/31 07:50 | Manish Sureshkumar v Preston Brown | 6-3,6-3 |
| ITF M15 - Pune | 2021/03/27 07:00 | Manish Sureshkumar v Oliver Crawford | 4-6,2-6 |
| ITF M15 - Pune | 2021/03/26 07:30 | Henry Patten v Manish Sureshkumar | 6-3,6-7,4-6 |
| ITF M15 - Pune | 2021/03/25 08:05 | Zsombor Velcz v Manish Sureshkumar | 6-3,6-7,4-6 |
| ITF M15 - Pune | 2021/03/24 04:00 | Lorenzo Bocchi v Manish Sureshkumar | 1-6,4-6 |
| ITF M15 - Allershausen | 2021/09/01 09:00 | Aliaksandr Bulitski v Matthew Romios | 4-6,6-7 |
| ITF M25 - Trier | 2021/08/24 10:00 | Matthew Romios v Mick Veldheer | 1-6,0-6 |
| ITF M25 - Ueberlingen | 2021/08/17 12:55 | Tim Handel v Matthew Romios | 6-4,6-2 |
| ITF M25 - Frankfurt am Main | 2021/08/12 11:15 | Matthew Romios v Lucas Gerch | 6-7,1-6 |
| ITF M25 - Frankfurt am Main | 2021/08/11 09:00 | Roberto Ortega-Olmedo v Matthew Romios | 2-6,4-6 |
| ITF M25 - Frankfurt am Main | 2021/08/10 08:30 | Matthew Romios v Yan Sabanin | 5-7,4-6 |
| ITF M25 - Frankfurt am Main | 2021/08/09 11:30 | Matthew Romios v Giles Hussey | 7-6,7-6 |
| ITF M25 - Wetzlar | 2021/08/05 09:00 | Louis Wessels v Matthew Romios | 6-3,6-1 |