Stadium: Court 2 Round: 25 Ground: Carpet indoor
| ITF M25 Madrid | 2023/09/14 07:55 | Haerteis, Johannes v Merida Aguilar, Daniel | 3-6,3-6 |
| ITF M25 Madrid | 2023/09/13 11:00 | Haerteis, Johannes v Maginley, J. | 6-4,7-5 |
| Challenger Cassis | 2023/09/03 10:40 | Charles Broom v Haerteis, Johannes | 6-3,7-6 |
| ITF M15 Allershausen | 2023/08/31 14:55 | Haerteis, Johannes v Nicola Kuhn | 5-7,3-6 |
| ITF M15 Allershausen | 2023/08/30 15:10 | Haerteis, Johannes v Luca Hesselmann | 2-6,6-1,6-4 |
| ITF M25 Ystad | 2023/08/16 08:45 | Valentin Vacherot v Haerteis, Johannes | 6-2,6-7,6-4 |
| ITF M15 Frankfurt Am Main | 2023/08/11 12:50 | Lucas Gerch v Haerteis, Johannes | 7-5,6-0 |
| ITF M15 Frankfurt Am Main | 2023/08/10 10:55 | Kai Lemstra v Haerteis, Johannes | 7-5,4-6,2-6 |
| ITF M15 Forbach | 2023/09/25 09:15 | Marc Antoine Gaillard v Mikail Alimli | 6-2,5-7,13-15 |
| ITF M15 Forbach | 2023/09/24 10:40 | Alexis Berquier v Mikail Alimli | 3-6,4-6 |
| Challenger St. Tropez | 2023/09/18 13:40 | Oleksii Krutykh v Mikail Alimli | 6-1,6-2 |
| Challenger St. Tropez | 2023/09/17 12:35 | Mikail Alimli v Samuel Vincent Ruggeri | 3-6,7-6,7-6 |
| ITF - M15 Monastir | 2023/09/11 10:25 | Luca Fantini v Mikail Alimli | 6-4,7-5 |
| ITF - M15 Monastir | 2023/09/05 09:35 | Aleksandr Lobanov v Mikail Alimli | 6-3,6-2 |
| ITF - M15 Monastir | 2023/08/21 08:00 | Paul Ender v Mikail Alimli | 6-2,4-6,13-11 |
| ITF - M15 Monastir | 2023/08/20 08:00 | Filippo Giovannini v Mikail Alimli | 2-6,1-6 |