Ground: Hardcourt outdoor
| ITF M25 Monastir | 2024/10/29 10:05 | Mohamed Aziz Dougaz v Olaf Pieczkowski | 6-4,6-2 |
| ITF M15 Monastir | 2024/10/26 08:30 | Altug Celikbilek v Olaf Pieczkowski | 6-2,6-4 |
| ITF M15 Monastir | 2024/10/25 08:30 | Nicolas Jadoun v Olaf Pieczkowski | 2-6,1-6 |
| ITF M15 Monastir | 2024/10/24 09:00 | Seydina Andre v Olaf Pieczkowski | 6-7,2-6 |
| ITF M15 Monastir | 2024/10/22 14:20 | Jackson Ross v Olaf Pieczkowski | 2-6,3-6 |
| ITF M15 Monastir | 2024/10/16 10:15 | Kimmer Coppejans v Olaf Pieczkowski | 6-3,3-6,6-3 |
| Challenger Sibiu | 2024/09/16 09:10 | Arthur Gea v Olaf Pieczkowski | 6-0,6-1 |
| Challenger Sibiu | 2024/09/15 11:30 | Maxim Zhukov v Olaf Pieczkowski | 4-6,4-6 |
| ITF M15 Monastir | 2024/10/28 11:20 | Aaron Gil Garcia v Niklas Waldner | 6-4,6-4 |
| ITF M25 Sion | 2024/08/28 14:25 | Niklas Waldner v Dario Huber | 3-6,6-7 |
| ITF M15 Kottingbrunn | 2024/08/19 13:40 | Olle Wallin v Niklas Waldner | 6-2,6-1 |
| ITF M15 Kottingbrunn | 2024/08/19 09:00 | Lars Aregger v Niklas Waldner | 0-6,4-6 |
| ITF M15 Kottingbrunn | 2024/08/18 10:30 | Dennis Dragomirov v Niklas Waldner | 5-7,2-6 |
| ITF M25 Muttenz | 2024/08/15 11:00 | Niklas Waldner v Alexander Weis | 1-6,7-5,4-6 |
| ITF M25 Muttenz | 2024/08/14 14:20 | Batiste Guerra v Niklas Waldner | 0-6,6-2,0-6 |
| ITF M25 Muttenz | 2024/08/13 10:00 | Niklas Waldner v Espen Lagarde | 6-0,6-3 |