Stadium: Court 1 Round: 25 Ground: Clay
| Challenger Chennai | 2024/02/04 10:30 | Nitin Kumar Sinha v Olaf Pieczkowski | 3-6,1-6 |
| ITF M25 Doha | 2024/01/18 12:00 | Ali Habib v Olaf Pieczkowski | 2-6,6-3,6-0 |
| ITF M25 Doha | 2024/01/17 12:00 | Dan Alexandru Tomescu v Olaf Pieczkowski | 4-6,6-4,4-6 |
| ITF M25 Doha | 2024/01/16 14:30 | Olaf Pieczkowski v Yanki Erel | 2-6,6-3,6-3 |
| ITF M15 Doha | 2024/01/12 10:55 | Yanki Erel v Olaf Pieczkowski | 6-3,3-6,6-2 |
| ITF M15 Doha | 2024/01/11 11:55 | Aleksandre Bakshi v Olaf Pieczkowski | 3-6,1-6 |
| ITF M15 Doha | 2024/01/10 12:00 | Evgeny Karlovskiy v Olaf Pieczkowski | 6-4,4-6,4-6 |
| ITF M15 Limassol | 2023/11/25 08:00 | Jakub Nicod v Olaf Pieczkowski | 6-2,5-7,6-2 |
| ITF M25 Wesley Chapel | 2024/01/25 20:00 | Alexander Frusina v Axel Nefve | 2-6,1-6 |
| ITF M25 Wesley Chapel | 2024/01/23 17:05 | Victor Lilov v Alexander Frusina | 5-7,2-6 |
| ITF M15 Ithaca | 2023/10/04 18:05 | Alexander Frusina v Andrew Fenty | 4-6,5-7 |
| ITF M25 Sabadell | 2023/04/30 13:00 | Alexander Frusina v Xavi Matas Ortega | 6-7,4-6 |
| ITF M15 Monastir | 2023/03/14 10:30 | Alexander Frusina v Ryuki Matsuda | 1-6,1-6 |
| ITF M15 Sabadell | 2022/09/29 12:10 | Alexander Frusina v Noah Lopez | 0-6,1-6 |
| ITF M15 Sabadell | 2022/09/27 09:00 | Bruno P Navarro v Alexander Frusina | 6-7,6-4,4-6 |
| ITF M15 Melilla | 2022/09/21 08:00 | Alexander Frusina v Gabriel Elicha Navas | 2-6,0-6 |