Stadium: Court 3 Round: 44 Ground: Clay
| ITF - M25 Esch/Alzette - kvalifikácia | 2023/07/16 09:25 | Mats Bredschneijder v Roman Ruenger | 6-2,6-3 |
| ITF - M25 Most | 2023/05/22 08:00 | Aleksandr Braynin v Roman Ruenger | 7-5,6-3 |
| ITF - M15 Pazardžik | 2023/05/15 11:30 | Mihai Razvan Marinescu v Roman Ruenger | 7-5,6-1 |
| ITF - M15 Pazardžik | 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 Monastir | 2023/09/04 08:00 | Jake Bhangdia v Savelii Shpita | 6-4,6-2 |
| ITF - M15 Monastir | 2023/08/27 08:00 | Savelii Shpita v Ighor Halmenschlager Reis | 3-6,6-7 |
| ITF - M15 Monastir | 2023/08/21 08:00 | Savelii Shpita v Yusuf Khamis | 2-6,5-7 |
| ITF - M15 Monastir | 2023/08/13 12:00 | Lennon-Roark Jones v Savelii Shpita | 6-3,6-1 |
| ITF - M15 Monastir | 2023/08/06 11:30 | Christian Capacci v Savelii Shpita | 6-2,6-4 |
| ITF - M15 Frascati | 2023/06/04 08:00 | Samuele Pieri v Savelii Shpita | 6-1,6-1 |
| ITF - M25 Rím | 2023/05/28 10:00 | Savelii Shpita v Giuseppe La Vela | 3-6,1-6 |
| ITF - M15 Monastir | 2023/01/01 09:00 | Savelii Shpita v Nikolay Sysoev | 4-6,4-6 |