Stadium: Court 3 Round: 62 Ground: Clay
| UTR Pro Thessaloniki | 2023/04/30 07:43 | Mihai Razvan Marinescu v Vasile Antonescu | 4-6,6-4,4-6 |
| UTR Pro Thessaloniki | 2023/04/29 09:06 | Mihai Razvan Marinescu v Stefan A Andreescu | 6-1,6-3 |
| UTR Pro Thessaloniki | 2023/04/27 06:30 | Mihai Razvan Marinescu v Christos Antonopoulos | 6-4,6-2 |
| UTR Pro Thessaloniki | 2023/04/26 05:00 | Mihai Razvan Marinescu v Vladimir Filip | 3-6,6-2,5-1 |
| UTR Pro Thessaloniki | 2023/04/25 08:30 | Mihai Razvan Marinescu v Enrique Bogo | 5-7,6-2,6-2 |
| UTR Pro Thessaloniki | 2023/04/24 05:00 | Mihai Razvan Marinescu v Jakub Ostajewski | 6-3,5-0 |
| ITF M15 Antalya | 2023/03/21 07:00 | Elio Jose Ribeiro Lago v Mihai Razvan Marinescu | 7-5,7-6 |
| ITF M15 Antalya | 2023/03/20 10:30 | Joris Hoogland v Mihai Razvan Marinescu | 1-6,3-6 |
| 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 |
| ITF M15 Sharm El Sheikh | 2023/01/29 08:00 | Roman Ruenger v Artem Alekseychuk | 3-6,3-6 |