| TT Elite Series | 2022/09/20 20:30 | Jakub Kosowski v Jakub Stecyszyn | W | 3-0 |
| TT Elite Series | 2022/06/25 15:30 | Jakub Kosowski v Jakub Stecyszyn | W | 3-0 |
| TT Elite Series | 2022/06/24 15:30 | Jakub Kosowski v Jakub Stecyszyn | W | 3-1 |
| TT Elite Series | 2022/06/24 06:00 | Jakub Kosowski v Jakub Stecyszyn | W | 3-1 |
| TT Elite Series | 2023/02/03 11:50 | Jakub Kosowski v Mateusz Golebiowski | W | 3-0 |
| TT Elite Series | 2023/02/03 10:20 | Jakub Kosowski v Josef Braun | L | 1-3 |
| TT Elite Series | 2023/02/03 08:20 | Jakub Kosowski v Michal Malachowski | W | 3-1 |
| TT Elite Series | 2023/02/03 06:50 | Jakub Kosowski v Adrian Wiecek | L | 0-3 |
| TT Elite Series | 2023/02/02 20:50 | Adrian Wiecek v Jakub Kosowski | L | 3-0 |
| TT Elite Series | 2023/02/02 19:50 | Adrian Spychala v Jakub Kosowski | W | 1-3 |
| TT Elite Series | 2023/02/02 18:50 | Jakub Kosowski v Damian Wojdyla | W | 3-1 |
| TT Elite Series | 2023/02/02 16:50 | Jakub Kosowski v Michal Malachowski | W | 3-0 |
| TT Elite Series | 2023/02/03 12:20 | Jakub Stecyszyn v Adrian Wiecek | W | 3-1 |
| TT Elite Series | 2023/02/03 10:50 | Mateusz Golebiowski v Jakub Stecyszyn | L | 3-0 |
| TT Elite Series | 2023/02/03 09:20 | Josef Braun v Jakub Stecyszyn | W | 1-3 |
| TT Elite Series | 2023/02/03 07:20 | Michal Malachowski v Jakub Stecyszyn | L | 3-2 |
| TT Elite Series | 2022/12/24 13:00 | Adrian Eliasz v Jakub Stecyszyn | W | 1-3 |
| TT Elite Series | 2022/12/24 11:55 | Marcin Jadczyk v Jakub Stecyszyn | L | 3-1 |
| TT Elite Series | 2022/12/24 09:30 | Damian Wojdyla v Jakub Stecyszyn | W | 0-3 |
| TT Elite Series | 2022/12/24 08:30 | Karol Wisniewski v Jakub Stecyszyn | W | 0-3 |