Stadium: Centre Round: 62 Ground: Clay
| Challenger Turin | 2023/05/16 16:00 | Aleksandr Braynin v Flavio Cobolli | 3-6,3-6 |
| Challenger Turin | 2023/05/14 10:00 | Aleksandr Braynin v Kristjan Tamm | 1-6,6-3,6-4 |
| ITF M25 Valldoreix | 2023/05/10 10:15 | Aleksandr Braynin v Maxwell Exsted | 6-3,1-6,2-6 |
| ITF M25 Valldoreix | 2023/05/09 08:00 | Aleksandr Braynin v Nikolay Nedelchev | 7-6,6-2 |
| ITF M25 Valldoreix | 2023/05/08 09:00 | Aleksandr Braynin v Peetu Pohjola | 6-0,6-2 |
| ITF M25 Valldoreix | 2023/05/07 11:30 | Aleksandr Braynin v Vivek Kolluru | 6-0,6-1 |
| ITF M25 Sabadell | 2023/05/03 08:00 | Gianni Ross v Aleksandr Braynin | 6-4,6-4 |
| ITF M25 Sabadell | 2023/05/02 10:00 | Aleksandr Braynin v Gianni Ross | 4-6,4-6 |
| ITF M15 Pazardzhik | 2023/05/15 11:30 | Mihai Razvan Marinescu v Roman Ruenger | 7-5,6-1 |
| ITF M15 Pazardzhik | 2023/05/15 07:00 | Roman Ruenger v Vardan Manukyan | 7-5,7-5 |
| ITF M15 Alaminos-Larnaca | 2023/04/24 07:00 | Shinnosuke Hiramatsu v Roman Ruenger | 6-2,6-0 |
| ITF M15 Alaminos-Larnaca | 2023/04/23 07:00 | Ioan A Teglas v Roman Ruenger | 4-6,6-4,6-10 |
| ITF M25 Palmanova | 2023/03/20 10:30 | Diego A B Sanchez v Roman Ruenger | 6-1,6-3 |
| ITF M25 Palmanova | 2023/03/18 13:00 | Roman Ruenger v Ghouse Ali Faisal | 6-3,7-6 |
| ITF M25 Portimao | 2023/03/13 14:35 | Alejandro T Alvarez v Roman Ruenger | 6-1,6-2 |
| ITF M25 Portimao | 2023/03/12 12:00 | Rafael Mazon-Hernandez v Roman Ruenger | 3-6,0-6 |