Stadium: Court 1 Round: 25 Ground: Clay
| ITF M15 Monastir | 2023/03/21 10:05 | Adrian Oetzbach v Christoph Negritu | 3-6,4-6 |
| ITF M15 Monastir | 2023/03/15 12:55 | Pablo Trochu v Adrian Oetzbach | 6-3,6-0 |
| ITF M15 Aktobe | 2023/03/08 05:00 | Adrian Oetzbach v Evgeny Philippov | 1-6,7-6,4-6 |
| ITF M15 Aktobe | 2023/03/01 09:55 | Adrian Oetzbach v Shuichi Sekiguchi | 3-6,4-6 |
| ITF M15 Monastir | 2023/02/20 08:30 | Adrian Oetzbach v Andrea Bolla | 6-4,3-6,10-12 |
| ITF M15 Monastir | 2023/02/19 09:00 | Adrian Oetzbach v Geni Inoue | 6-0,6-1 |
| ITF M15 Monastir | 2023/02/12 08:30 | Adrian Oetzbach v Olivier Rojas | 2-6,3-6 |
| ITF M25 Bath | 2023/02/08 11:30 | Adrian Oetzbach v George Houghton | 2-6,2-6 |
| ITF M25 Dubrovnik | 2023/04/06 09:45 | Duje Ajdukovic v Sebastian Prechtel | 2-6,7-6,6-1 |
| ITF M25 Dubrovnik | 2023/04/05 11:05 | Sebastian Prechtel v Przemyslaw Michocki | 6-4,6-3 |
| UTR Pro Zadar | 2023/03/31 06:00 | Sebastian Prechtel v Kristian Juhas | 0-6,2-6 |
| UTR Pro Zadar | 2023/03/30 07:30 | Sebastian Prechtel v Nikola Basic | 2-6,6-3,7-5 |
| UTR Pro Zadar | 2023/03/29 06:00 | Paul Woerner v Sebastian Prechtel | 2-6,2-6 |
| UTR Pro Zadar | 2023/03/28 08:15 | Tim Heger v Sebastian Prechtel | 4-6,4-6 |
| ITF M15 Opatija | 2023/03/22 15:25 | Andrej Nedic v Sebastian Prechtel | 6-2,6-0 |
| ITF M15 Rovinj | 2023/03/16 12:00 | Sebastian Prechtel v Pavel Nejedly | 6-4,4-6,0-6 |