Estadio: Court 1 Round: 14 Ground: Clay
| ITF M15 Kottingbrunn | 2023/08/15 08:00 | Sebastian Prechtel v Svyatoslav Gulin | 3-6,6-7 |
| ITF M25 Osijek | 2023/08/12 10:25 | Sebastian Prechtel v Valerio Aboian | 3-6,4-6 |
| ITF M25 Osijek | 2023/08/11 10:35 | Romeo Hadzimehmedovic v Sebastian Prechtel | 2-6,0-6 |
| ITF M25 Osijek | 2023/08/10 09:45 | Milan Drinic v Sebastian Prechtel | 5-7,7-6,2-6 |
| ITF M25 Osijek | 2023/08/09 09:20 | Gorazd Srbljak v Sebastian Prechtel | 3-6,7-5,3-6 |
| ITF M25 Kramsach | 2023/07/27 10:30 | Lukas Rosol v Sebastian Prechtel | 6-2,6-4 |
| ITF M25 Kramsach | 2023/07/26 10:00 | Sebastian Prechtel v Milos Karol | 7-5,7-6 |
| ITF M15 Uslar | 2023/07/23 12:00 | Sebastian Prechtel v Stefan Popovic | 6-3,4-6,6-3 |
| Challenger de Cordenons | 2023/08/07 16:15 | Gianmarco Ferrari v Lukas Neumayer | 4-6,2-6 |
| Challenger de San Marino | 2023/07/31 09:00 | Kyrian Jacquet v Gianmarco Ferrari | 6-4,6-4 |
| Challenger de San Marino | 2023/07/30 08:00 | Simone Roncalli v Gianmarco Ferrari | 5-7,6-3,0-6 |
| Challenger de Zug | 2023/07/25 08:50 | Arthur Rinderknech v Gianmarco Ferrari | 7-6,6-3 |
| Challenger de Zug | 2023/07/24 12:10 | Gianmarco Ferrari v Vladyslav Orlov | 6-3,6-4 |
| Challenger de Zug | 2023/07/23 13:20 | Joao Lucas Reis da Silva v Gianmarco Ferrari | 3-6,6-7 |
| Challenger San Benedetto | 2023/07/11 12:55 | Gianmarco Ferrari v Flavio Cobolli | 3-6,1-6 |
| Challenger de Milán | 2023/07/03 15:00 | Facundo Diaz Acosta v Gianmarco Ferrari | 6-0,6-2 |