Stadium: Court 2 Round: 44 Ground: Clay
| ITF M15 Ulcinj | 2021/08/30 11:30 | Dusan Obradovic v Dusan Rajic | 4-6,6-3,2-10 |
| ITF M15 Ulcinj | 2021/08/30 07:30 | Dusan Obradovic v Stefan Vujic | 3-6,6-3,10-7 |
| ITF M15 Novi Sad | 2021/08/03 10:05 | Charles Broom v Dusan Obradovic | 6-4,6-2 |
| ITF M15 Novi Sad | 2021/08/02 12:30 | Aleksa Pisaric v Dusan Obradovic | 2-6,2-6 |
| ITF M15 Novi Sad | 2021/08/01 12:15 | Luka Vukovic v Dusan Obradovic | 1-6,7-6,11-13 |
| ITF M15 Novi Sad | 2021/07/25 08:15 | Tomas Jirousek v Dusan Obradovic | 6-4,7-5 |
| ITF M15 Doboj | 2021/07/17 09:55 | Zsombor Piros v Dusan Obradovic | 6-1,6-3 |
| ITF M15 Doboj | 2021/07/16 08:00 | Jean Thirouin v Dusan Obradovic | 6-7,4-6 |
| ITF M25 Ricany | 2021/08/29 08:00 | Antonin Stepanek v Jasza Szajrych | 6-4,7-5 |
| Challenger Warsaw | 2021/08/22 09:00 | Jasza Szajrych v Aldin Setkic | 0-6,4-6 |
| ITF M15 Lodz | 2021/08/17 08:00 | Jasza Szajrych v Michal Dembek | 0-6,6-7 |
| ITF M25 Wroclaw | 2021/06/27 11:00 | Marvin Moeller v Jasza Szajrych | 6-2,6-1 |
| Polish National Tour | 2020/08/23 08:00 | Kamil Gajewski v Jasza Szajrych | 6-4,6-1 |
| Polish National Tour | 2020/08/21 09:00 | Jasza Szajrych v Filip Kolasinski | 7-6,6-7,6-3 |
| Polish National Tour | 2020/07/27 08:00 | Jasza Szajrych v Daniel Michalski | 4-6,2-6 |
| Polish National Tour | 2020/07/26 07:00 | Dominik Nazaruk v Jasza Szajrych | 3-6,5-7 |