| TT Cup (2023) | 04/26 16:35 | - | Piotr Kaczynski v Marek Chybinski | W | 3-2 | |
| TT Cup (2023) | 04/26 14:35 | - | Piotr Kaczynski v Patryk Jedrzejak | L | 2-3 | |
| TT Cup (2023) | 04/26 12:35 | - | Jakub Grzegorczyk v Piotr Kaczynski | W | 1-3 | |
| TT Cup (2023) | 04/26 11:35 | - | Piotr Kaczynski v Waldemar Jozala | W | 3-1 | |
| TT Cup (2023) | 04/26 10:35 | - | Marek Chybinski v Piotr Kaczynski | W | 0-3 | |
| TT Cup (2023) | 04/26 09:05 | - | Piotr Kaczynski v Mariusz Koczyba | W | 3-2 | |
| TT Cup (2023) | 04/22 16:05 | - | Piotr Kaczynski v Blazej Szczepanek | L | 1-3 | |
| TT Cup (2023) | 04/22 14:35 | - | Dawid Dytko v Piotr Kaczynski | L | 3-1 | |
| TT Cup (2023) | 04/22 13:35 | - | Blazej Szczepanek v Piotr Kaczynski | W | 2-3 | |
| TT Cup (2023) | 04/22 12:05 | - | Mariusz Koczyba v Piotr Kaczynski | L | 3-2 | |
| TT Cup (2023) | 04/22 10:05 | - | Adam Drzyzga v Piotr Kaczynski | L | 3-0 | |
| TT Cup (2023) | 04/22 08:05 | - | Jakub Michalski v Piotr Kaczynski | W | 1-3 | |
| TT Cup (2023) | 04/17 16:05 | - | Piotr Kaczynski v Adam Drzyzga | W | 3-1 | |
| TT Cup | 04/17 14:35 | - | Piotr Kaczynski v Adam Kasperski | W | 3-2 | |
| TT Cup | 04/17 12:35 | - | Daniel Morawiec v Piotr Kaczynski | L | 3-2 | |
| TT Cup | 04/17 11:35 | - | Piotr Kaczynski v Marek Kaczorek | L | 2-3 | |
| TT Cup | 04/17 10:35 | - | Adam Drzyzga v Piotr Kaczynski | W | 1-3 | |
| TT Cup | 04/17 09:05 | - | Piotr Kaczynski v Jakub Grzegorczyk | W | 3-1 | |
| TT Cup | 04/14 16:35 | - | Jakub Grzegorczyk v Piotr Kaczynski | W | 0-3 | |
| TT Cup | 04/14 15:05 | - | Kacper Slawinski v Piotr Kaczynski | W | 0-3 | |
| TT Cup | 04/14 13:35 | - | Piotr Kaczynski v Mariusz Adamus | W | 3-2 | |
| TT Cup | 04/14 11:35 | - | Przemyslaw Przesmycki v Piotr Kaczynski | L | 3-1 | |
| TT Cup | 04/14 09:35 | - | Arkadiusz Skupinski v Piotr Kaczynski | W | 1-3 | |
| TT Cup | 04/14 08:35 | - | Jakub Grzegorczyk v Piotr Kaczynski | L | 3-0 | |
| TT Cup (2023) | 04/02 15:35 | - | Jakub Pruszkowski v Piotr Kaczynski | L | 3-1 | |
| TT Cup (2023) | 04/02 14:35 | - | Michal Oracz v Piotr Kaczynski | L | 3-0 | |
| TT Cup (2023) | 04/02 13:35 | - | Jakub Pruszkowski v Piotr Kaczynski | L | 3-0 | |
| TT Cup (2023) | 04/02 12:05 | - | Kacper Slawinski v Piotr Kaczynski | L | 3-2 | |
| TT Cup (2023) | 04/02 10:05 | - | Daniel Morawiec v Piotr Kaczynski | W | 1-3 | |
| TT Cup (2023) | 04/02 08:05 | - | Mariusz Koczyba v Piotr Kaczynski | L | 3-0 |