Stadium: Court 4 Round: 44 Ground: Clay
| ITF M25 Poznan | 2019/08/19 08:00 | Gajewski, Kamil v Prehn, Noah | 6-1,6-7,10-6 |
| ITF M15 Las Palmas | 2019/04/29 08:30 | Mazon-Hernandez, Rafael v Prehn, Noah | 6-1,6-7,10-2 |
| ITF - M15 Antalya | 2019/04/22 07:00 | Luria, Emmanuel v Prehn, Noah | 6-1,6-4 |
| ITF - M15 Antalya | 2019/04/01 07:00 | Grigoriy Lomakin v Prehn, Noah | 6-1,6-0 |
| ITF Turkey F34 | 2018/10/27 07:00 | Prehn, Noah v Golding, Joshua | 5-7,6-2,3-6 |
| ITF Turkey F31 | 2018/10/06 07:00 | Louroi Martinez v Prehn, Noah | 6-1,6-1 |
| ITF Turkey F30 | 2018/09/30 07:00 | Prehn, Noah v Walder, Jim | 3-6,5-7 |
| ITF Spain F27 | 2018/09/10 08:30 | Feitt, Franco v Prehn, Noah | 4-6,6-1,6-0 |
| Bydgoszcz, Singles Qualifying M-ITF-POL-04A | 2019/08/14 12:30 | Vitaliy Sachko v Petr Michnev | 3-6,6-3,7-6 |
| Bydgoszcz, Singles Qualifying M-ITF-POL-04A | 2019/08/13 08:00 | Petr Michnev v Prudnikau, Aliaksandr | 6-2,6-2 |
| Bydgoszcz, Singles Qualifying M-ITF-POL-04A | 2019/08/12 08:00 | Petr Michnev v Kossek, Daniel | 6-1,6-2 |
| Vogau, Singles Qualifying M-ITF-AUT-04A | 2019/08/07 08:00 | Petr Michnev v Camilo Ugo Carabelli | 2-6,3-6 |
| Wels, Singles M-ITF-AUT-03A | 2019/07/24 11:30 | Petr Michnev v Kocevar-Desman, Tom | 4-6,5-7 |
| Wels, Singles M-ITF-AUT-03A | 2019/07/22 12:00 | Petr Michnev v Nincevic, Frane | 6-3,6-3 |
| Wels, Singles M-ITF-AUT-03A | 2019/07/22 07:30 | Petr Michnev v Holis, Evzen | 6-3,6-3 |
| ITF M15 Telfs | 2019/07/10 08:00 | Petr Michnev v Santanna, B. | 1-6,2-6 |