Stadium: Court 3 Round: 44 Ground: Hardcourt indoor
| ITF M25 Ystad | 2023/08/16 13:35 | Raphael Calzi v Stijn Pel | 6-2,3-6,3-6 |
| ITF M25 Ystad | 2023/08/15 08:35 | Raphael Calzi v Rafael Ymer | 6-1,6-0 |
| ITF M25 Ystad | 2023/08/14 08:40 | Raphael Calzi v Nicolai Zachrisson | 6-0,6-0 |
| ITF M15 Eupen | 2023/08/07 08:00 | Felix Mischker v Raphael Calzi | 7-6,6-4 |
| ITF M25 Wetzlar | 2023/08/01 10:30 | Facundo Yunis v Raphael Calzi | 6-4,6-1 |
| ITF M25 Wetzlar | 2023/07/31 12:00 | Dimitris Sakellaridis v Raphael Calzi | 2-6,5-7 |
| ITF M25 Esch/Alzette | 2023/07/19 12:45 | Boris Fassbender v Raphael Calzi | 4-6,7-6,6-3 |
| ITF M25 Esch/Alzette | 2023/07/12 07:45 | Raphael Calzi v Niels Visker | 4-6,3-6 |