Stadium: Court 1 Round: 54 Ground: Clay
| ITF M25 Bacau | 2023/07/26 14:40 | Ioan Alexandru Chirita v Stefan A Andreescu | 6-4,2-6,6-1 |
| ITF M25 Bacau | 2023/07/25 07:00 | Stefan A Andreescu v Louis Allen | 6-4,6-2 |
| ITF M25 Bacau | 2023/07/24 09:00 | Stefan A Andreescu v Henrique S Gomes | 6-2,6-2 |
| ITF M25 Bacau | 2023/07/23 08:30 | Stefan A Andreescu v Alin Mihai Fatu | 6-1,6-1 |
| ITF M25 Brasov | 2023/07/04 09:25 | Stefan A Andreescu v Sebastian Gima | 2-6,2-6 |
| ITF M25 Brasov | 2023/07/03 06:30 | Stefan A Andreescu v Csongor Hejjas | 6-0,6-3 |
| ITF M15 Cluj Napoca | 2023/06/20 09:00 | Stefan A Andreescu v Filippo Speziali | 2-6,4-6 |
| ITF M15 Cluj Napoca | 2023/06/19 07:00 | Stefan A Andreescu v Vlad Cristian Breazu | 7-6,6-4 |
| ITF M25 Bacau | 2023/07/24 07:00 | Eric David Verdes v Hans Albert Schubert | 6-1,6-2 |
| ITF M25 Bacau | 2023/07/23 06:30 | Hans Albert Schubert v Paul Valsecchi | 4-6,7-5,10-4 |
| ITF M25 Esch/Alzette | 2023/07/17 07:00 | Charlelie Cosnet v Hans Albert Schubert | 6-1,6-2 |
| ITF M25 Esch/Alzette Qual | 2023/07/16 09:55 | Ashot Mkrtchyan v Hans Albert Schubert | 1-6,1-6 |
| ITF M15 Kamen | 2023/06/26 08:00 | Benedikt Henning v Hans Albert Schubert | 6-4,4-6,10-7 |
| ITF M25 Poprad | 2023/06/18 11:00 | Hans Albert Schubert v Stepan Mruzek | 3-6,5-7 |
| ITF M25 Skopje | 2023/06/07 12:25 | Hans Albert Schubert v Alen Bill | 3-6,1-6 |
| ITF M25 Skopje | 2023/06/06 10:00 | Stephanos Schinas v Hans Albert Schubert | 3-6,4-6 |