| TT Cup (2023) | 01/28 15:35 | - | Bartlomiej Pacia v Jakub Grzegorczyk | L | 3-1 | |
| TT Cup (2023) | 01/28 14:35 | - | Piotr Kaczynski v Jakub Grzegorczyk | L | 3-2 | |
| TT Cup (2023) | 01/28 13:05 | - | Adam Kasperski v Jakub Grzegorczyk | W | 2-3 | |
| TT Cup (2023) | 01/28 11:05 | - | Jakub Michalski v Jakub Grzegorczyk | L | 3-1 | |
| TT Cup (2023) | 01/28 09:05 | - | Mariusz Koczyba v Jakub Grzegorczyk | W | 2-3 | |
| TT Cup (2023) | 01/27 16:35 | - | Robert Olencki v Jakub Grzegorczyk | L | 3-1 | |
| TT Cup (2023) | 01/27 16:05 | - | Adam Kasperski v Jakub Grzegorczyk | L | 3-2 | |
| TT Cup (2023) | 01/27 14:35 | - | Jakub Grzegorczyk v Robert Olencki | L | 1-3 | |
| TT Cup (2023) | 01/27 12:35 | - | Daniel Morawiec v Jakub Grzegorczyk | L | 3-2 | |
| TT Cup (2023) | 01/27 10:35 | - | Adam Drzyzga v Jakub Grzegorczyk | W | 2-3 | |
| TT Cup (2023) | 01/27 09:35 | - | Waldemar Jozala v Jakub Grzegorczyk | L | 3-2 | |
| TT Cup (2023) | 01/24 14:05 | - | Jakub Grzegorczyk v Marek Chybinski | W | 3-0 | |
| TT Cup (2023) | 01/24 13:05 | - | Waldemar Jozala v Jakub Grzegorczyk | L | 3-1 | |
| TT Cup (2023) | 01/24 12:35 | - | Jakub Grzegorczyk v Adam Drzyzga | L | 1-3 | |
| TT Cup (2023) | 01/24 10:35 | - | Jakub Grzegorczyk v Mariusz Adamus | W | 3-1 | |
| TT Cup (2023) | 01/24 09:05 | - | Jakub Grzegorczyk v Marek Chybinski | W | 3-1 | |
| TT Cup (2023) | 01/23 17:05 | - | Jakub Grzegorczyk v Marek Chybinski | L | 1-3 | |
| TT Cup (2023) | 01/23 15:35 | - | Adam Drzyzga v Jakub Grzegorczyk | W | 1-3 | |
| TT Cup (2023) | 01/23 14:35 | - | Miroslaw Lewczuk v Jakub Grzegorczyk | W | 1-3 | |
| TT Cup (2023) | 01/23 13:05 | - | Marek Chybinski v Jakub Grzegorczyk | W | 0-3 | |
| TT Cup (2023) | 01/23 11:05 | - | Adam Kasperski v Jakub Grzegorczyk | L | 3-0 | |
| TT Cup (2023) | 01/23 09:05 | - | Dominik Stepuch v Jakub Grzegorczyk | L | 3-1 | |
| TT Cup (2023) | 01/18 16:35 | - | Jakub Grzegorczyk v Robert Olencki | W | 3-1 | |
| TT Cup (2023) | 01/18 15:05 | - | Adam Kasperski v Jakub Grzegorczyk | W | 1-3 | |
| TT Cup (2023) | 01/18 14:05 | - | Jakub Grzegorczyk v Marek Chybinski | L | 1-3 | |
| TT Cup (2023) | 01/18 13:05 | - | Jakub Grzegorczyk v Lukasz Oracz | L | 0-3 | |
| TT Cup (2023) | 01/18 11:35 | - | Jakub Grzegorczyk v Robert Olencki | W | 3-2 | |
| TT Cup (2023) | 01/18 09:35 | - | Jakub Grzegorczyk v Adam Drzyzga | L | 2-3 | |
| TT Cup (2023) | 01/17 16:35 | - | Jakub Grzegorczyk v Rafal Skotniczny | W | 3-1 | |
| TT Cup (2023) | 01/17 15:05 | - | Jakub Grzegorczyk v Adam Kasperski | L | 1-3 |