Stadium: court 7 Round: 62 Ground: Hardcourt outdoor
| ITF - M25 Johannesburg - kval. | 2021/09/19 07:00 | Neil Oberleitner v Ethan Terblanche | 6-2,6-1 |
| ITF - M25 Johannesburg | 2021/09/13 07:25 | Leonid Sheyngezikht v Neil Oberleitner | 6-3,1-6,10-4 |
| ITF - M25 Johannesburg | 2021/09/12 07:30 | Shahar Gabay v Neil Oberleitner | 1-6,0-6 |
| Challenger - Tulln | 2021/09/07 10:10 | Neil Oberleitner v Hugo Gaston | 6-7,2-6 |
| Challenger - Tulln | 2021/09/06 08:00 | Neil Oberleitner v Gonzalo Villanueva | 7-5,6-2 |
| Challenger - Tulln | 2021/09/05 10:50 | Rudolf Molleker v Neil Oberleitner | 2-6,5-7 |
| ITF - M15 Bad Waltersdorf | 2021/09/01 08:00 | Neil Oberleitner v Lorenzo Rottoli | 4-6,6-7 |
| ITF - M15 Bad Waltersdorf | 2021/08/27 09:25 | Lukas Krainer v Neil Oberleitner | 6-7,6-4,6-0 |
| ITF - M25 Johannesburg - kval. | 2021/09/19 07:00 | Alexey Dubinin v Tom Slabbert | 6-3,6-2 |
| ITF - M25 Johannesburg | 2021/09/13 08:50 | Wian Roothman v Alexey Dubinin | 6-1,7-5 |
| ITF - M25 Johannesburg | 2021/09/12 10:45 | Christiaan Bell v Alexey Dubinin | 1-6,2-6 |
| ITF - M15 Čornomorsk | 2021/08/30 07:00 | Ainius Sabaliauskas v Alexey Dubinin | 6-1,6-1 |
| ITF - M15 Šymkent | 2021/05/31 06:35 | Alexey Dubinin v Petr Bar Biryukov | 2-6,2-6 |
| ITF - M15 Šymkent | 2021/05/24 06:50 | Egor Noskin v Alexey Dubinin | 6-0,6-3 |
| Russia Masters | 2020/06/08 11:35 | Andrey Sokolov v Alexey Dubinin | 6-4,2-6,4-6,6-4,3-5 |
| Russia Masters | 2020/06/07 07:38 | Alexey Dubinin v Artem Kshenin | 6-1,4-1 |