Stadium: Court 2 Round: 19 Ground: Hardcourt indoor
| ITF M15 Eindhoven | 2023/08/05 09:00 | Elmer Moller v Adrian Oetzbach | 7-6,6-7,6-7 |
| Challenger Danderyd | 2023/11/12 09:00 | Adrian Andreev v Adrian Oetzbach | 4-6,2-6 |
| ITF M15 Selva Gardena | 2023/11/04 10:55 | Stefano Napolitano v Adrian Oetzbach | 7-5,6-4 |
| ITF M15 Selva Gardena | 2023/11/03 13:15 | Adrian Oetzbach v Giovanni Oradini | 6-4,3-6,7-6 |
| ITF M15 Selva Gardena | 2023/11/02 16:10 | Adrian Oetzbach v Lorenzo Rottoli | 6-3,6-1 |
| ITF M15 Selva Gardena | 2023/11/01 13:30 | Adrian Oetzbach v Daniel Bagnolini | 6-2,6-2 |
| ITF M15 Selva Gardena | 2023/10/31 08:30 | Adrian Oetzbach v Leopold Zima | 6-3,6-4 |
| ITF M15 Monastir | 2023/10/27 08:30 | Adrian Oetzbach v Alberto Barroso Campos | 3-6,2-6 |
| ITF M15 Monastir | 2023/10/26 08:30 | Adrian Oetzbach v Andrea Bacaloni | 7-6,4-6,6-1 |
| Challenger Danderyd | 2023/11/12 09:00 | Patrick Kaukovalta v Elmer Moller | 4-6,5-7 |
| ITF M25 Heraklion | 2023/11/08 14:15 | Arthur Gea v Elmer Moller | 7-6,6-7,6-3 |
| ITF M25 Heraklion | 2023/10/31 10:55 | Adrian Bodmer v Elmer Moller | 6-7,6-1,6-1 |
| Challenger Fairfield | 2023/10/09 17:00 | Elmer Moller v Stefan Dostanic | 1-6,6-7 |
| Challenger Fairfield | 2023/10/08 17:00 | Elmer Moller v Samir Banerjee | 6-4,7-5 |
| Challenger Tiburon | 2023/10/01 18:35 | Thai-Son Kwiatkowski v Elmer Moller | 6-3,6-2 |
| Challenger Charleston | 2023/09/25 15:30 | Strong Kirchheimer v Elmer Moller | 6-1,6-3 |
| Challenger Charleston | 2023/09/24 17:15 | Eero Vasa v Elmer Moller | 5-7,7-6,4-6 |