Stadium: Court 8 Round: 44 Ground: Hardcourt indoor
| ITF M15 Heraklion | 2023/10/23 10:30 | Piotr Siekanowicz v Adam Heinonen | 2-6,4-6 |
| ITF M15 Heraklion | 2023/10/22 11:00 | Vadym Konovchuk v Piotr Siekanowicz | 6-2,3-6,6-10 |
| ITF M15 Heraklion | 2023/10/16 09:00 | Ioannis Kountourakis v Piotr Siekanowicz | 6-3,6-0 |
| ITF M15 Heraklion | 2023/10/15 08:30 | Piotr Siekanowicz v Glauco Pinheiro Da Cruz Junior | 6-4,6-1 |
| ITF M15 Koszalin | 2023/09/06 14:15 | Dominik Kellovsky v Piotr Siekanowicz | 6-4,7-5 |
| ITF M15 Koszalin | 2023/09/05 07:30 | Piotr Kusiewicz v Piotr Siekanowicz | 5-7,7-6,8-10 |
| ITF M15 Koszalin | 2023/09/04 07:30 | Piotr Siekanowicz v Michalis Sakellaridis | 7-6,4-6,10-8 |
| ITF M15 Szczawno | 2023/08/27 07:00 | Karol Filar v Piotr Siekanowicz | 6-4,6-4 |
| ITF M25 Heraklion | 2023/11/28 07:30 | David Mizrahi v Przemyslaw Michocki | 6-4,6-2 |
| ITF M25 Heraklion | 2023/11/27 11:00 | Petros Tsitsipas v Przemyslaw Michocki | 6-1,5-7,7-10 |
| ITF M15 Heraklion | 2023/11/21 07:00 | Benjamin Pietri v Przemyslaw Michocki | 6-4,6-0 |
| ITF M15 Heraklion | 2023/11/20 12:00 | Przemyslaw Michocki v Richard Zusman | 6-0,6-3 |
| ITF M15 Heraklion | 2023/11/20 07:00 | Filip Krolo v Przemyslaw Michocki | 3-6,6-2,7-10 |
| ITF M15 Koszalin | 2023/09/05 07:30 | Anthony Wright v Przemyslaw Michocki | 2-6,6-1,10-7 |
| ITF M15 Koszalin | 2023/09/04 09:00 | Adam Majchrzak v Przemyslaw Michocki | 5-7,3-6 |
| ITF M15 Szczawno | 2023/08/27 07:00 | Dominique Graf v Przemyslaw Michocki | 2-6,6-3,10-3 |