Stadium: Center Court Round: 26 Ground: Clay
| Challenger - San Marino | 2023/07/31 11:20 | Alexander Weis v Fausto Tabacco | 7-6,6-4 |
| Challenger - San Marino | 2023/07/30 15:10 | Alexander Weis v Andrea Picchione | 2-6,6-4,6-2 |
| Challenger - Verona | 2023/07/23 14:15 | Alexander Weis v Gonzalo Villanueva | 6-7,6-3,4-6 |
| ATP Gstaad | 2023/07/15 13:30 | Otto Virtanen v Alexander Weis | 6-3,7-6 |
| Challenger San Benedetto | 2023/07/10 09:00 | Alexander Weis v Federico Arnaboldi | 4-6,6-3,6-3 |
| Challenger San Benedetto | 2023/07/09 09:00 | Alexander Weis v Luca Potenza | 6-3,6-1 |
| Challenger - Miláno | 2023/07/06 11:35 | Luca Nardi v Alexander Weis | 1-6,7-6,6-2 |
| Challenger - Miláno | 2023/07/04 13:25 | Alexander Weis v Hugo Grenier | 6-2,6-3 |
| Challenger - San Marino | 2023/08/01 13:45 | Valentin Vacherot v Zdeněk Kolář | 6-2,6-3 |
| Challenger - San Marino | 2023/07/31 09:00 | Valentin Vacherot v Lorenzo Rottoli | 6-3,6-4 |
| Challenger - San Marino | 2023/07/30 09:50 | Valentin Vacherot v Carlo A Caniato | 6-2,6-4 |
| Challenger - Tampere | 2023/07/18 12:40 | Duje Ajdukovic v Valentin Vacherot | 1-6,7-6,6-2 |
| Challenger - Tampere | 2023/07/17 11:05 | Valentin Vacherot v Federico Iannaccone | 6-7,7-6,6-4 |
| Challenger - Tampere | 2023/07/16 13:55 | Valentin Vacherot v Linus Lagerbohm | 6-2,6-1 |
| Challenger - Iasi | 2023/07/13 08:00 | Valentin Vacherot v Cristian Garin | 6-7,2-6 |
| Challenger - Iasi | 2023/07/11 12:35 | Valentin Vacherot v Joris De Loore | 7-6,7-5 |