Stadium: Court 3 Round: 28 Ground: Hardcourt indoor
| ITF M15 Parnu | 2021/10/29 10:45 | Patrik Niklas-Salminen v Kenneth Raisma | 1-6,7-6,6-4 |
| ITF M15 Parnu | 2021/10/28 09:50 | Patrik Niklas-Salminen v George Houghton | 6-4,6-4 |
| ITF M15 Parnu | 2021/10/27 12:45 | Patrik Niklas-Salminen v Mark Lajal | 6-4,3-6,7-6 |
| ITF M15 Doha | 2021/10/14 12:25 | Patrik Niklas-Salminen v Daniel Cox | 6-4,6-7,4-6 |
| ITF M15 Doha | 2021/10/13 12:30 | Patrik Niklas-Salminen v Julian Cash | 1-6,6-3,6-2 |
| ITF M15 Doha | 2021/10/07 12:30 | Patrik Niklas-Salminen v Tao Mu | 6-4,2-6,3-6 |
| ITF M15 Doha | 2021/10/06 12:30 | Patrik Niklas-Salminen v Muthu A Senthilkumar | 6-2,7-6 |
| ITF M25 Falun | 2021/09/28 14:30 | Otto Virtanen v Patrik Niklas-Salminen | 6-1,7-6 |
| ITF M15 Parnu | 2021/10/29 08:55 | Stefan Palosi v Yann Wojcik | 7-6,7-6 |
| ITF M15 Parnu | 2021/10/28 11:30 | Stefan Palosi v Ben Jones | 7-6,6-2 |
| ITF M15 Parnu | 2021/10/27 07:00 | Stefan Palosi v Attila Boros | 6-0,6-3 |
| ITF M15 Sozopol | 2021/10/13 15:10 | Stefan Palosi v Yan Bondarevskiy | 4-6,6-2,8-10 |
| Challenger Sibiu | 2021/09/30 12:35 | Stefan Palosi v Zdenek Kolar | 5-7,5-7 |
| Challenger Sibiu | 2021/09/28 10:00 | Stefan Palosi v Nicholas David Ionel | 7-5,6-1 |
| Challenger Sibiu | 2021/09/27 07:00 | Kai Wehnelt v Stefan Palosi | 6-7,7-6,2-6 |
| Challenger Bukarest | 2021/09/21 14:20 | Nicholas David Ionel v Stefan Palosi | 7-6,6-1 |