Stadium: Court 1 Round: 44 Ground: Clay
| ITF M15 Belgrade | 2023/06/25 07:00 | Bogdan Pavel v Nikola Kolyachev | 6-3,6-4 |
| ITF M15 Kursumlijska Banja | 2023/06/18 07:00 | Gabriel Matuszewski v Nikola Kolyachev | 6-4,6-4 |
| ITF M15 Kursumlijska Banja | 2023/06/12 16:50 | Joel Angel Lucero v Nikola Kolyachev | 6-2,6-0 |
| ITF M15 Kursumlijska Banja | 2023/06/11 14:00 | Nikola Kolyachev v Piotr Czaczkowski | 7-6,2-6,10-5 |
| ITF M15 Kursumlijska Banja | 2023/04/24 07:00 | Valentin Vanta v Nikola Kolyachev | 6-4,7-5 |
| ITF M15 Kursumlijska Banja | 2023/04/23 07:00 | Tarik Sehovic v Nikola Kolyachev | 2-6,0-6 |
| UTR Pro Beograd | 2023/04/22 06:00 | Nikola Kolyachev v Edison Ambarzumjan | 0-3 |
| UTR Pro Beograd | 2023/04/21 07:30 | Nikola Kolyachev v Strahinja Rakic | 7-6,4-6,3-6 |
| ITF M15 Duffel | 2023/06/12 12:00 | Sander Jong v Antonio Massara | 6-2,6-2 |
| ITF M15 Duffel | 2023/06/11 16:00 | Joris Hoogland v Antonio Massara | 2-6,1-6 |
| ITF M15 Porec | 2023/03/09 13:10 | Antonio Massara v Sebastian Prechtel | 1-6,6-3,3-6 |
| ITF M15 Porec | 2023/03/08 11:40 | Antonio Massara v Ivan Sodan | 6-3,2-6,6-3 |
| ITF M15 Porec | 2023/03/07 10:30 | Luca Matteo Sobbe v Antonio Massara | 6-7,6-1,8-10 |
| ITF M15 Porec | 2023/03/06 12:25 | Twan Van Zijl v Antonio Massara | 1-6,1-6 |
| ITF M15 Porec | 2023/03/05 13:00 | Leon Formella v Antonio Massara | 0-6,0-6 |
| UTR Pro Zadar | 2023/03/04 09:00 | Antonio Massara v Radomir Tomic | 3-6,1-6 |