Stadium: Banco Carregosa Round: 19 Ground: Clay
| ITF M15 Monastir | 2023/07/03 12:30 | Tomas Luis v Hugo Maia | 7-5,6-0 |
| ITF M15 Monastir | 2023/07/03 08:30 | Dharmil Shah v Hugo Maia | 5-7,4-6 |
| ITF M15 Monastir | 2023/07/02 08:30 | Marco Franzini v Hugo Maia | 3-6,2-6 |
| ITF M15 Monastir | 2023/06/25 10:30 | Vladislav Melnic v Hugo Maia | 6-4,6-2 |
| ITF M25 Idanha-A-Nova | 2022/07/21 08:00 | Hugo Maia v Rio Noguchi | 4-6,2-6 |
| ITF M25 Idanha-A-Nova | 2022/07/13 09:25 | Hugo Maia v Omar Jasika | 4-6,3-6 |
| ITF M25 Idanha-A-Nova | 2022/07/11 08:00 | Areg Stepanian v Hugo Maia | 0-6,1-6 |
| ITF M25 Idanha-A-Nova | 2022/07/10 08:00 | Tomas Luis v Hugo Maia | 4-6,2-6 |
| ITF M15 Cluj Napoca | 2023/06/22 06:50 | Johannes Haerteis v Gabi Adrian Boitan | 2-6,3-6 |
| ITF M15 Cluj Napoca | 2023/06/21 09:10 | Dan Alexandru Tomescu v Johannes Haerteis | 4-6,2-6 |
| ITF M15 Cluj Napoca | 2023/06/20 06:25 | Johannes Haerteis v Mihai Alexandru Coman | 6-4,7-6 |
| ITF M15 Vaasa | 2023/06/07 12:45 | Johannes Haerteis v Iiro Vasa | 4-6,1-6 |
| Challenger Prague Qual | 2023/05/07 12:55 | Vitaliy Sachko v Johannes Haerteis | 5-7,6-2,6-1 |
| ITF M25 Sanxenxo | 2023/04/28 13:00 | Robert Strombachs v Johannes Haerteis | 7-6,6-4 |
| ITF M25 Sanxenxo | 2023/04/27 12:30 | Johannes Haerteis v Tao Mu | 6-4,6-1 |
| ITF M25 Sanxenxo | 2023/04/26 10:00 | Johannes Haerteis v Grigory Kuklin | 6-1,6-0 |