Stadium: Center Court Round: 19 Ground: Clay
| Challenger Troyes | 2023/07/07 15:30 | Calvin Hemery v Lorenzo Giustino | 6-4,4-6,6-1 |
| Challenger Troyes | 2023/07/06 11:00 | Lucas Gerch v Lorenzo Giustino | 3-6,6-3,3-6 |
| Challenger Troyes | 2023/07/04 16:25 | Valentin Royer v Lorenzo Giustino | 4-6,4-6 |
| Challenger Modena | 2023/06/26 17:40 | Lorenzo Giustino v Nerman Fatic | 6-7,2-6 |
| Challenger Poznan | 2023/06/20 08:30 | Facundo Diaz Acosta v Lorenzo Giustino | 3-6,6-2,6-4 |
| Challenger Perugia | 2023/06/12 13:30 | Pol Martin Tiffon v Lorenzo Giustino | 6-3,6-3 |
| Challenger Prostejov | 2023/06/04 11:25 | Lorenzo Giustino v Pedro Sakamoto | 6-4,6-7,6-7 |
| Challenger Vicenza | 2023/05/29 10:50 | Lorenzo Giustino v Nerman Fatic | 2-6,2-6 |
| Challenger Salzburg | 2023/07/09 12:10 | Jonas Trinker v Sandro Kopp | 3-6,3-6 |
| ITF M25 Arlon | 2023/07/02 13:30 | Sandro Kopp v Tibo Colson | 2-6,2-6 |
| ITF M25 Arlon | 2023/07/02 08:00 | Valentin Royer v Sandro Kopp | 6-2,4-6,4-6 |
| ITF M25 Arlon | 2023/06/30 10:55 | Louis Wessels v Sandro Kopp | 6-7,3-6 |
| ITF M25 Arlon | 2023/06/29 12:00 | Sandro Kopp v Sebastian Fanselow | 6-4,4-6,7-6 |
| ITF M25 Arlon | 2023/06/28 11:55 | Olivier Rojas v Sandro Kopp | 2-6,3-6 |
| Challenger Parma | 2023/06/19 08:00 | Blaz Rola v Sandro Kopp | 6-7,6-4,6-4 |
| Challenger Parma | 2023/06/18 10:25 | Luca Castagnola v Sandro Kopp | 4-6,2-6 |