| TT Elite Series | 2023/06/22 06:20 | Jakub Kosowski v Grzegorz Felkel | W | 3-1 |
| TT Elite Series | 2023/05/26 05:20 | Grzegorz Felkel v Jakub Kosowski | W | 0-3 |
| TT Elite Series | 2023/05/23 11:10 | Jakub Kosowski v Grzegorz Felkel | W | 3-2 |
| TT Elite Series | 2023/05/02 11:40 | Grzegorz Felkel v Jakub Kosowski | W | 0-3 |
| TT Elite Series | 2023/05/02 07:30 | Jakub Kosowski v Grzegorz Felkel | W | 3-2 |
| TT Elite Series | 2023/04/26 13:00 | Jakub Kosowski v Grzegorz Felkel | W | 3-2 |
| TT Elite Series | 2023/04/24 15:00 | Grzegorz Felkel v Jakub Kosowski | W | 1-3 |
| TT Elite Series | 2023/01/04 08:20 | Jakub Kosowski v Grzegorz Felkel | W | 3-1 |
| TT Elite Series | 2023/08/09 16:00 | Damian Wederlich v Jakub Kosowski | W | 1-3 |
| TT Elite Series | 2023/08/09 15:10 | Antoni Witkowski v Jakub Kosowski | L | 3-1 |
| TT Elite Series | 2023/08/09 14:25 | Jakub Kosowski v Mateusz Golebiowski | W | 3-1 |
| TT Elite Series | 2023/08/09 12:50 | Jakub Kosowski v Adrian Wiecek | W | 3-1 |
| TT Elite Series | 2023/08/09 12:00 | Artur Daniel v Jakub Kosowski | W | 1-3 |
| TT Elite Series | 2023/08/09 10:45 | Damian Wederlich v Jakub Kosowski | L | 3-2 |
| TT Elite Series | 2023/08/09 09:40 | Jakub Kosowski v Mateusz Golebiowski | W | 3-1 |
| TT Elite Series | 2023/08/09 08:25 | Marcin Jadczyk v Jakub Kosowski | W | 2-3 |
| TT Elite Series | 2023/08/04 04:00 | Grzegorz Felkel v Tomasz Filbrandt | W | 3-1 |
| TT Elite Series | 2023/08/04 04:00 | Grzegorz Felkel v Konrad Staszczyk | W | 3-1 |
| TT Elite Series | 2023/08/04 02:50 | Grzegorz Felkel v Karol Wisniewski | W | 3-1 |
| TT Elite Series | 2023/08/04 01:35 | Grzegorz Felkel v Michal Krzyzanowski | W | 3-1 |
| TT Elite Series | 2023/08/04 00:25 | Przemyslaw Perzynski v Grzegorz Felkel | W | 1-3 |
| TT Elite Series | 2023/08/03 23:35 | Grzegorz Felkel v Konrad Staszczyk | W | 3-1 |
| TT Elite Series | 2023/08/03 22:45 | Grzegorz Felkel v Karol Wisniewski | W | 3-1 |
| TT Elite Series | 2023/08/03 21:10 | Grzegorz Felkel v Damian Korczak | W | 3-1 |