Stadium: Court 10 Round: 62 Ground: Clay
| ITF M15 Grodzisk Mazowiecki | 2024/06/07 08:00 | Piotr Siekanowicz v Pawel Juszczak | 0-6,2-6 |
| ITF M15 Grodzisk Mazowiecki | 2024/06/06 09:25 | Kacper Zuk v Piotr Siekanowicz | 3-6,2-6 |
| ITF M15 Grodzisk Mazowiecki | 2024/06/05 11:50 | Piotr Siekanowicz v Marcel Zielinski | 6-4,5-7,6-3 |
| ITF M15 Grodzisk Mazowiecki | 2024/06/04 08:00 | Piotr Siekanowicz v Przemyslaw Michocki | 6-3,6-4 |
| ITF M15 Grodzisk Mazowiecki | 2024/06/03 07:30 | Nicolas Villalon v Piotr Siekanowicz | 3-6,5-7 |
| 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 Wroclaw | 2024/06/23 12:00 | Maciej Matuszczyk v Kabeer Kapasi | 1-6,0-6 |
| ITF M15 Koszalin | 2024/06/16 07:00 | Maciej Matuszczyk v Luca Staeheli | 5-7,1-6 |
| ITF M15 Grodzisk Mazowiecki | 2024/06/03 10:30 | Thijmen Loof v Maciej Matuszczyk | 6-4,3-6,10-6 |
| ITF M15 Grodzisk Mazowiecki | 2024/06/02 07:00 | Maciej Matuszczyk v Federico Valle | 6-2,6-3 |
| ITF M15 Antalya | 2023/12/18 11:25 | Maciej Matuszczyk v Samuil Konov | 4-6,4-6 |
| ITF M15 Antalya | 2023/12/10 07:00 | Maciej Matuszczyk v Carlo Cataldi | 4-6,6-4,8-10 |
| ITF M15 Heraklion | 2023/10/22 06:00 | Maciej Matuszczyk v Ronetto Van Tilburg | 1-6,3-6 |
| ITF M15 Heraklion | 2023/10/17 06:30 | Alexander Orlov v Maciej Matuszczyk | 6-2,3-6,10-5 |