| ITF M15 Prague | 2019/11/06 14:40 | Oleksii Krutykh v Johannes Haerteis | 4-6,7-6,6-2 |
| Challenger Eckental | 2019/10/29 09:00 | John-Patrick Smith v Johannes Haerteis | 7-6,6-7,7-6 |
| Challenger Hamburg | 2019/10/22 08:00 | Cem Ilkel v Johannes Haerteis | 7-5,6-1 |
| Challenger Ismaning | 2019/10/17 11:00 | Zdenek Kolar v Johannes Haerteis | 6-7,6-7 |
| Challenger Ismaning | 2019/10/16 11:50 | Johannes Haerteis v Robin Haase | 6-4,6-7,7-6 |
| Challenger Ismaning | 2019/10/14 15:10 | Johannes Haerteis v Maximilian Neuchrist | 6-4,6-4 |
| Challenger Nur-Sultan 2 | 2019/10/01 04:00 | Fabien Reboul v Johannes Haerteis | 6-4,6-7,6-3 |
| Challenger Glasgow | 2019/09/18 15:05 | Johannes Haerteis v Tobias Kamke | 3-6,4-6 |
| ITF M15 Nules | 2019/10/30 08:30 | Hazem Naw v Carlos Sanchez Jover | 6-4,5-7,3-6 |
| ITF M15 Nules | 2019/10/29 08:30 | Hazem Naw v Zakhar Trapeznikov | 6-2,6-2 |
| ITF M15 Nules | 2019/10/28 11:00 | Afonso Salgado v Hazem Naw | 1-6,2-6 |
| ITF M15 Nules | 2019/10/27 08:30 | Oscar T Mola v Hazem Naw | 0-6,0-6 |
| ITF M15 Benicarlo | 2019/10/20 09:00 | Diego A B Sanchez v Hazem Naw | 6-2,6-4 |
| ITF M15 Kaltenkirchen | 2019/06/10 15:00 | Manuel Pena Lopez v Hazem Naw | 7-6,6-2 |
| ITF M15 Kaltenkirchen | 2019/06/10 08:00 | Hazem Naw v Petr Hajek | 6-3,6-2 |
| ITF Germany F9 | 2018/07/23 10:00 | Sandro Ehrat v Hazem Naw | 6-4,6-2 |