Stadium: Center Court Round: 25 Ground: Clay
| ITF M15 Saarlouis | 2023/06/23 11:00 | Liam Gavrielides v Matthew Dellavedova | 6-4,6-1 |
| Challenger Braunschweig | 2023/07/10 12:25 | Liam Gavrielides v Carlos Taberner | 6-7,0-6 |
| Challenger Braunschweig | 2023/07/09 11:00 | Maxime Janvier v Liam Gavrielides | 3-6,5-7 |
| Challenger Karlsruhe | 2023/07/05 11:20 | Alejandro Tabilo v Liam Gavrielides | 6-1,6-1 |
| Challenger Karlsruhe | 2023/07/04 09:00 | Oriol Roca Batalla v Liam Gavrielides | 6-2,6-7,6-7 |
| ITF M15 Saarlouis | 2023/06/23 11:00 | Liam Gavrielides v Matthew Dellavedova | 6-4,6-1 |
| ITF M15 Saarlouis | 2023/06/22 09:00 | Viacheslav Bielinskyi v Liam Gavrielides | 3-6,5-7 |
| ITF M15 Saarlouis | 2023/06/20 10:00 | Dax Donders v Liam Gavrielides | 2-6,1-6 |
| Challenger Heilbronn | 2023/06/05 09:30 | Liam Gavrielides v Akira Santillan | 0-6,4-6 |
| Challenger Tampere | 2023/07/17 09:00 | Matthew Dellavedova v Lorenzo Rottoli | 6-7,6-3,2-6 |
| Challenger Tampere | 2023/07/16 09:25 | Dmitry Popko v Matthew Dellavedova | 7-6,2-6,5-7 |
| Challenger Braunschweig | 2023/07/09 12:30 | Matthew Dellavedova v August Holmgren | 4-6,6-7 |
| Challenger Karlsruhe | 2023/07/03 09:00 | Matthew Dellavedova v Hady Habib | 3-6,7-5,2-6 |
| Challenger Karlsruhe | 2023/07/02 11:25 | Kenny de Schepper v Matthew Dellavedova | 6-7,6-1,5-7 |
| ITF M15 Alkmaar | 2023/06/27 11:10 | Sander Jong v Matthew Dellavedova | 6-4,6-2 |
| ITF M15 Saarlouis | 2023/06/23 11:00 | Liam Gavrielides v Matthew Dellavedova | 6-4,6-1 |
| ITF M15 Saarlouis | 2023/06/22 14:55 | Adam Heinonen v Matthew Dellavedova | 3-6,6-3,3-6 |