| TT Elite Series | 2023/02/03 13:50 | Jakub Kosowski v Jakub Stecyszyn | L | 3-1 |
| TT Elite Series | 2022/09/20 20:30 | Jakub Kosowski v Jakub Stecyszyn | L | 3-0 |
| TT Elite Series | 2022/06/25 15:30 | Jakub Kosowski v Jakub Stecyszyn | L | 3-0 |
| TT Elite Series | 2022/06/24 15:30 | Jakub Kosowski v Jakub Stecyszyn | L | 3-1 |
| TT Elite Series | 2022/06/24 06:00 | Jakub Kosowski v Jakub Stecyszyn | L | 3-1 |
| TT Elite Series | 2023/02/12 10:50 | Jakub Miszkurka v Jakub Stecyszyn | W | 2-3 |
| TT Elite Series | 2023/02/12 09:20 | Adrian Wiecek v Jakub Stecyszyn | W | 0-3 |
| TT Elite Series | 2023/02/12 07:20 | Lukasz Nadolski v Jakub Stecyszyn | W | 1-3 |
| TT Elite Series | 2023/02/05 20:50 | Jakub Stecyszyn v Filip Mlynarski | W | 3-1 |
| TT Elite Series | 2023/02/05 19:20 | Jakub Stecyszyn v Damian Wojdyla | W | 3-2 |
| TT Elite Series | 2023/02/05 17:50 | Jakub Stecyszyn v Adrian Wiecek | L | 2-3 |
| TT Elite Series | 2023/02/05 16:20 | Bartosz Kwodawski v Jakub Stecyszyn | W | 2-3 |
| TT Elite Series | 2023/02/05 15:20 | Jakub Stecyszyn v Damian Korczak | W | 3-0 |
| TT Elite Series | 2023/02/12 09:50 | Lukasz Nadolski v Jakub Kosowski | W | 0-3 |
| TT Elite Series | 2023/02/12 08:50 | Jakub Miszkurka v Jakub Kosowski | W | 0-3 |
| TT Elite Series | 2023/02/12 06:50 | Patryk Jendrzejewski v Jakub Kosowski | W | 0-3 |
| TT Elite Series | 2023/02/04 20:50 | Jakub Kosowski v Josef Braun | L | 0-3 |
| TT Elite Series | 2023/02/04 19:20 | Jakub Kosowski v Damian Swierczek | W | 3-1 |
| TT Elite Series | 2023/02/04 17:50 | Jakub Kosowski v Damian Wojdyla | W | 3-2 |
| TT Elite Series | 2023/02/04 16:20 | Karol Wisniewski v Jakub Kosowski | W | 0-3 |
| TT Elite Series | 2023/02/04 15:20 | Jakub Kosowski v Lukasz Pietraszko | W | 3-0 |