Stadium: Center Court Round: 28 Ground: Clay
| Challenger - Augsburg - Doubles Hommes | 2023/08/24 15:00 | Frantzen/Jebens v Schnaitter/Wallner | 6-7,6-3,14-12 |
| Challenger - Augsburg - Doubles Hommes | 2023/08/23 15:30 | Frantzen/Jebens v Habib/Hassan | 6-7,7-6,10-8 |
| ATP Hamburg MD | 2023/07/24 13:35 | Frantzen/Jebens v Gille/Vliegen | 2-6,4-6 |
| ATP Gstaad MD | 2023/07/18 12:00 | Balaji/Zhang v Frantzen/Jebens | 7-6,7-6 |
| Challenger Braunschweig MD | 2023/07/12 13:30 | Cervantes/Martinez v Frantzen/Jebens | 3-6,7-6,10-5 |
| Challenger Ilkley MD | 2023/06/22 12:25 | Escobar/Nedovyesov v Frantzen/Jebens | 6-4,3-6,10-4 |
| Challenger Ilkley MD | 2023/06/21 14:00 | Samuel/Thomson v Frantzen/Jebens | 3-6,6-7 |
| Challenger Lyon MD | 2023/06/17 10:15 | Guinard/Jacq v Frantzen/Jebens | 6-4,2-6,10-7 |
| Challenger - Augsburg - Doubles Hommes | 2023/08/24 13:25 | Oberleitner/Sandkaulen v Rodriguez Taverna/Torres | 6-4,6-3 |
| Challenger - Augsburg - Doubles Hommes | 2023/08/24 11:15 | Oberleitner/Sandkaulen v Merino/Negritu | 4-6,6-4,10-7 |
| Challenger Liberec MD | 2023/08/05 09:15 | Nouza/Paulson v Oberleitner/Sandkaulen | 6-3,6-4 |
| Challenger Liberec MD | 2023/08/04 11:15 | Kouzmine/Uzhylovskyi v Oberleitner/Sandkaulen | 6-7,5-7 |
| Challenger Liberec MD | 2023/08/03 11:40 | R Jebavy / J Vesely v Oberleitner/Sandkaulen | 3-6,6-7 |
| Challenger Liberec MD | 2023/08/02 13:15 | Stepanov/Whiting v Oberleitner/Sandkaulen | 6-7,2-6 |
| Challenger Salzburg MD | 2023/07/13 14:05 | Cacic/Cornea v Oberleitner/Sandkaulen | 4-6,6-3,10-4 |
| Challenger Salzburg MD | 2023/07/12 11:10 | Oberleitner/Sandkaulen v Karol/Orlov | 7-6,7-6 |