| Flórida - UTR Pro Tennis Series | 2021/09/13 12:00 | Nikolay Sysoev v Omar Maldonado | 7-6,6-4 |
| ITF - M15 Monastir | 2021/08/01 09:00 | Drew Baird v Nikolay Sysoev | 6-1,6-2 |
| ITF - M15 Monastir | 2021/07/25 08:00 | Nikolay Sysoev v Austin Ansari | 2-6,0-6 |
| ITF - M15 Monastir | 2021/07/19 09:00 | Nikolay Sysoev v Joshua Sheehy | 2-6,1-6 |
| ITF - M15 Monastir | 2021/07/18 09:00 | Fermin Calvo Barcelo v Nikolay Sysoev | 3-6,6-4,6-10 |
| ITF - M15 Monastir | 2021/07/11 09:00 | Evgeny Philippov v Nikolay Sysoev | 6-2,6-1 |
| ITF - M15 Monastir | 2021/07/05 09:00 | Lorenzo Rottoli v Nikolay Sysoev | 6-1,6-4 |
| ITF - M15 Antália | 2021/06/28 10:50 | Vladimir Korolev v Nikolay Sysoev | 6-1,6-0 |
| Flórida - UTR Pro Tennis Series | 2021/09/13 13:30 | Michal Schmid v Antonio M-Hidalgo | 6-4,3-2 |
| República Checa - Extraliga | 2017/12/18 09:00 | Petr Michnev v Michal Schmid | 6-2,7-6 |
| República Checa - Extraliga | 2017/12/17 09:00 | Jurij Rodionov v Michal Schmid | 6-1,7-6 |
| ITF - República Checa F12 | 2017/11/29 14:30 | Ilija Vucic v Michal Schmid | 7-6,6-2 |
| ITF Czech Republic F7 | 2017/10/25 09:35 | Michal Schmid v Marek Gengel | 3-6,5-7 |
| ITF - França F21 | 2017/09/25 10:00 | Julien De Cuyper v Michal Schmid | 6-3,6-3 |
| ITF - Polónia F10 | 2017/08/21 12:50 | Michal Schmid v Vladimir Ivanov | 2-6,0-6 |
| Challenger - Liberec - Qualificação | 2017/07/29 15:45 | Michal Schmid v Roman Safiullin | 6-3,3-6,4-6 |