| 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 |
| ITF M25 Pirot | 2022/09/18 11:30 | George Lazarov v Nikola Kolyachev | 6-4,4-6,10-5 |
| ITF M15 Craiova | 2022/08/15 11:00 | Lautaro Agustin Falabella v Nikola Kolyachev | 0-6,7-6,10-7 |
| UTR Pro Beograd | 2023/04/18 08:45 | Matija Samardzic v Luka Pavlovic | 6-1,6-0 |
| UTR Pro Beograd | 2023/04/17 09:47 | Luka Pavlovic v Strahinja Rakic | 7-6,6-3 |
| UTR Pro Beograd | 2023/04/16 08:00 | Petr Nesterov v Luka Pavlovic | 6-4,6-3 |
| UTR Pro Beograd | 2023/04/15 11:12 | Maxime Hamou v Luka Pavlovic | 3-6,5-6 |
| UTR Pro Beograd | 2023/04/14 07:00 | Luka Pavlovic v Lazar Vojinovic | 2-6,0-0 |
| UTR Pro Beograd | 2023/04/12 06:00 | Luka Pavlovic v Viktor Jovic | 6-3,6-3 |
| UTR Pro Beograd | 2023/04/11 09:00 | Luka Pavlovic v Marshall Tutu | 6-4,6-2 |
| UTR Pro Beograd | 2023/04/10 06:00 | Hugo Pierre v Luka Pavlovic | 1-6,0-6 |