Stadium: Court Centralny Round: 25 Ground: Clay
| Challenger Luedenscheid | 2024/07/30 10:05 | Olaf Pieczkowski v Marko Topo | 3-6,4-6 |
| Challenger Luedenscheid | 2024/07/29 09:00 | Olaf Pieczkowski v Alex Knaff | 6-1,6-3 |
| Challenger Luedenscheid | 2024/07/28 10:08 | Olaf Pieczkowski v Filippo Romano | 7-6,2-6,6-1 |
| ITF M15 Lodz | 2024/07/12 08:25 | Olaf Pieczkowski v Nikita Mashtakov | 4-6,4-6 |
| ITF M15 Lodz | 2024/07/11 08:30 | Olaf Pieczkowski v Arthur Bonnaud | 6-3,6-2 |
| ITF M15 Lodz | 2024/07/10 12:20 | Olaf Pieczkowski v Andrea Gola | 6-0,6-0 |
| Challenger Troyes | 2024/07/04 12:55 | Olaf Pieczkowski v Jonas Forejtek | 6-7,2-6 |
| Challenger Troyes | 2024/07/02 10:35 | Olaf Pieczkowski v Corentin Denolly | 6-3,6-4 |
| ITF M15 Antalya | 2024/05/15 08:35 | Daniil Ostapenkov v Marsel Ilhan | 6-7,0-6 |
| ITF M15 Antalya | 2024/05/11 10:00 | Marlon Vankan v Daniil Ostapenkov | 6-3,6-2 |
| ITF M15 Antalya | 2024/05/09 06:45 | Daniil Ostapenkov v Michael Agwi | 6-0,0-6,6-3 |
| ITF M15 Antalya | 2024/05/07 10:40 | Matteo Rozo Torres v Daniil Ostapenkov | 1-6,1-6 |
| ITF M15 Antalya | 2024/05/01 09:55 | Kuzey Cekirge v Daniil Ostapenkov | 6-3,6-4 |
| ITF M15 Aktobe | 2024/03/16 06:00 | Ilia Simakin v Daniil Ostapenkov | 6-3,6-4 |
| ITF M15 Aktobe | 2024/03/15 06:00 | Daniil Ostapenkov v Artur Kukasian | 6-1,6-3 |
| ITF M15 Aktobe | 2024/03/14 07:45 | Niels Visker v Daniil Ostapenkov | 4-6,4-6 |