| UTR Pro Beograd | 2023/04/21 07:30 | Nikola Kolyachev v Strahinja Rakic | 7-6,4-6,3-6 |
| UTR Pro Beograd | 2023/04/20 06:00 | Nikola Kolyachev v Luka Pavlovic | 3-6,2-6 |
| UTR Pro Beograd | 2023/04/19 07:30 | Matija Samardzic v Nikola Kolyachev | 3-6,6-1,6-4 |
| UTR Pro Beograd | 2023/04/18 06:00 | Maxime Hamou v Nikola Kolyachev | 6-1,6-1 |
| ITF M15 Sozopol | 2022/10/16 10:00 | Adam Jurajda v Nikola Kolyachev | 7-6,6-3 |
| ITF M15 Sozopol | 2022/10/10 08:00 | Berk Ilkel v Nikola Kolyachev | 6-1,6-4 |
| ITF M15 Sozopol | 2022/10/09 09:00 | Nikola Kolyachev v Mateusz Kulakowski | 7-6,6-1 |
| ITF M15 Sozopol | 2022/10/03 09:00 | Nikola Kolyachev v Matic Dimic | 5-7,5-7 |
| UTR Pro Beograd | 2023/04/21 10:09 | Janos Fekete v Edison Ambarzumjan | 6-4,6-3 |
| UTR Pro Beograd | 2023/04/20 07:30 | Yanais Laurent v Edison Ambarzumjan | 6-1,6-0 |
| UTR Pro Beograd | 2023/04/18 07:30 | Aleksa Mardjonovic v Edison Ambarzumjan | 6-1,6-4 |
| UTR Pro Beograd | 2023/04/17 09:00 | Edison Ambarzumjan v Hugo Pierre | 6-2,6-2 |
| UTR Pro Beograd | 2023/04/16 06:00 | Marshall Tutu v Edison Ambarzumjan | 6-4,6-3 |
| UTR Pro Beograd | 2023/04/15 06:00 | Obrad Markovski v Edison Ambarzumjan | 4-6,6-7 |
| UTR Pro Beograd | 2023/04/14 13:08 | Edison Ambarzumjan v Stefan Popovic | 1-6,1-5 |
| UTR Pro Beograd | 2023/04/12 10:46 | Edison Ambarzumjan v Gorazd Srbljak | 6-1,1-6,5-7 |