| Challenger Sibiu Qual | 2016/09/17 07:00 | Johann Willems v David Pichler | 5-7,0-6 |
| UTR Pro Dubai | 2023/01/31 07:45 | David Pichler v Kai Lemstra | 6-1,6-4 |
| UTR Pro Dubai | 2023/01/30 09:37 | David Pichler v Sylvester Emmanuel | 6-0,6-2 |
| ITF M15 Cairo | 2023/01/25 11:25 | Samir Hamza Reguig v David Pichler | 6-1,1-6,7-6 |
| ITF M15 Antalya | 2022/12/08 07:15 | Fabrizio Andaloro v David Pichler | 6-3,6-2 |
| ITF M15 Antalya | 2022/12/07 06:30 | Aleksandr Lobanov v David Pichler | 5-7,0-6 |
| ITF M15 Antalya | 2022/12/03 11:30 | Filip Cristian Jianu v David Pichler | 6-1,6-2 |
| ITF M15 Antalya | 2022/11/29 09:25 | David Pichler v Gian Marco Ortenzi | 7-5,6-4 |
| ITF M15 Antalya | 2022/11/23 07:45 | David Pichler v Niccolo Catini | 6-1,1-6,3-6 |
| UTR Pro Dubai | 2023/01/31 09:15 | Sylvester Emmanuel v Johann Willems | 3-6,1-6 |
| UTR Pro Tennis Series Mulheim | 2022/10/03 11:00 | Hugo Pierre v Johann Willems | 7-6,1-0 |
| UTR Pro Tennis Series Mulheim | 2022/07/03 07:30 | Johann Willems v Francisco Rocha | 3-6,1-3 |
| UTR Pro Tennis Series Mulheim | 2022/07/02 07:30 | Johann Willems v Tom Gentzsch | 6-1,6-6 |
| UTR Pro Tennis Series Mulheim | 2022/07/01 06:00 | Johann Willems v Fermin Calvo Barcelo | 5-7,6-4,6-6 |
| UTR Pro Tennis Series Mulheim | 2022/06/30 07:30 | Johann Willems v Leopold Zima | 6-3,5-3 |
| UTR Pro Tennis Series Mulheim | 2022/06/29 09:00 | Andre Rodeia v Johann Willems | 3-6,6-7 |
| UTR Pro Tennis Series Mulheim | 2022/06/28 09:00 | Grigoriy Lomakin v Johann Willems | 6-7,5-6 |