Stadium: Court 5 Round: 27 Ground: Hardcourt outdoor
| ITF - M15 Sharm-el-Sheikh | 2021/10/07 08:00 | Hady Habib v S D Prajwal Dev | 6-3,1-6,3-6 |
| ITF - M15 Sharm-el-Sheikh | 2021/10/06 08:00 | S D Prajwal Dev v Jakub Kroslak | 6-1,2-6,6-2 |
| ITF M15 - Caïro | 2021/09/29 13:10 | S D Prajwal Dev v Lorenzo Rottoli | 1-6,6-1,1-6 |
| ITF M15 - Caïro | 2021/09/19 07:30 | S D Prajwal Dev v Benedikt Emesz | 3-6,3-6 |
| ITF M15 - Caïro | 2021/09/15 08:00 | S D Prajwal Dev v Nathan Seateun | 0-6,7-6,2-6 |
| ITF M15 - New Delhi | 2021/03/31 05:30 | S D Prajwal Dev v Luca Castelnuovo | 4-6,3-6 |
| ITF M15 - Pune | 2021/03/24 06:10 | S D Prajwal Dev v Arjun Kadhe | 3-6,6-7 |
| ITF M15 Indore | 2021/03/11 05:40 | Manish Sureshkumar v S D Prajwal Dev | 6-3,2-6,6-3 |
| 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 10:10 | Lukas Pokorny v Petr Hajek | 4-6,6-7 |
| UTR Pro Tennis Series - Říčany | 2021/09/18 09:00 | Petr Hajek v Andrew Paulson | 4-6,1-6 |
| UTR Pro Tennis Series - Říčany | 2021/09/17 12:00 | Stefanos Sakellaridis v Petr Hajek | 6-7,2-6 |
| UTR Pro Tennis Series - Říčany | 2021/09/16 07:00 | Antonin Bolardt v Petr Hajek | 2-6,1-6 |
| UTR Pro Tennis Series - Říčany | 2021/09/15 12:00 | Dominik Recek v Petr Hajek | 7-6,5-3 |
| UTR Pro Tennis Series - Říčany | 2021/09/13 07:30 | Matyas Cerny v Petr Hajek | 1-6,2-6 |
| ITF M15 - Bad Waltersdorf | 2021/08/22 09:00 | Petr Hajek v Gabriel Decamps | 6-7,2-6 |