Estádio: Court 5 Round: 62 Ground: Clay
| ITF - M15 Constanța | 2023/05/28 10:00 | Mihai Razvan Marinescu v Alexandru Cristian Dumitru | 6-2,6-0 |
| ITF - M15 Bucareste | 2023/08/30 09:35 | Stefan Palosi v Mihai Razvan Marinescu | 7-6,6-4 |
| ITF - M15 Târgu Jiu | 2023/08/16 12:35 | Petr Nesterov v Mihai Razvan Marinescu | 6-4,7-5 |
| ITF - M15 Curtea de Arges | 2023/08/09 14:15 | Mihai Razvan Marinescu v Petr Nesterov | 4-6,6-1,1-6 |
| ITF - M15 Curtea de Arges | 2023/08/08 12:05 | Mihai Razvan Marinescu v Rafael Giotis | 6-2,6-3 |
| ITF - M25 Bacau | 2023/07/25 08:25 | Mihai Razvan Marinescu v Ioan A Teglas | 6-4,2-6,6-10 |
| ITF - M25 Bacau | 2023/07/23 12:30 | Mihai Razvan Marinescu v David Cristian Carteputreda | 6-1,6-2 |
| ITF - M25 Brasov | 2023/07/05 11:15 | David Poljak v Mihai Razvan Marinescu | 2-6,6-1,6-4 |
| ITF - M25 Brasov | 2023/07/03 10:20 | Mihai Razvan Marinescu v Benedikt Henning | 6-3,6-2 |
| ITF - M15 Constanța | 2023/09/03 06:00 | David Gabor v Alexandru Cristian Dumitru | 1-6,4-6 |
| ITF - M15 Bucareste | 2023/08/30 12:15 | Vlad Andrei Dancu v Alexandru Cristian Dumitru | 6-3,6-2 |
| ITF - M15 Târgu Jiu | 2023/08/13 09:00 | Facundo Bermejo v Alexandru Cristian Dumitru | 6-2,5-7,10-2 |
| ITF - M15 Curtea de Arges | 2023/08/06 14:00 | Tudor S Gheorghita v Alexandru Cristian Dumitru | 3-6,6-4,10-7 |
| ITF - M25 Bacau | 2023/07/24 07:00 | Matei Cristian Onofrei v Alexandru Cristian Dumitru | 6-1,4-6,10-5 |
| ITF - M25 Bacau | 2023/07/23 06:30 | Alexandru Cristian Dumitru v Samuil Konov | 7-5,6-2 |
| ITF - M25 Brasov | 2023/07/02 06:30 | Peter Goldsteiner v Alexandru Cristian Dumitru | 6-0,6-3 |
| ITF - M15 Casablanca | 2023/06/25 09:30 | Karol Malirz v Alexandru Cristian Dumitru | 6-2,6-0 |