| TT Elite Series | 2022/12/29 09:00 | Pawel Grela v Jakub Kosowski | W | 0-3 |
| TT Elite Series | 2022/06/03 07:30 | Pawel Grela v Jakub Kosowski | W | 0-3 |
| Challenger Ochsenhausen | 2019/08/28 06:30 | Jakub Kosowski v Pawel Grela | W | 3-0 |
| Challenger Ochsenhausen | 2019/08/26 06:30 | Jakub Kosowski v Pawel Grela | W | 3-1 |
| Challenger Ochsenhausen | 2019/05/08 06:30 | Jakub Kosowski v Pawel Grela | W | 3-0 |
| Challenger Ochsenhausen | 2019/04/17 12:30 | Pawel Grela v Jakub Kosowski | W | 1-3 |
| Challenger Ochsenhausen | 2019/03/13 07:30 | Jakub Kosowski v Pawel Grela | W | 3-0 |
| Challenger Ochsenhausen | 2018/11/21 10:10 | Jakub Kosowski v Pawel Grela | W | 3-0 |
| TT Elite Series | 2022/12/29 16:00 | Piotr Chodorski v Jakub Kosowski | W | 1-3 |
| TT Elite Series | 2022/12/29 15:00 | Jakub Kosowski v Karol Wisniewski | W | 3-1 |
| TT Elite Series | 2022/12/29 13:30 | Michal Krzyzanowski v Jakub Kosowski | W | 0-3 |
| TT Elite Series | 2022/12/29 12:00 | Jakub Kosowski v Adrian Wiecek | L | 2-3 |
| TT Elite Series | 2022/12/29 10:30 | Marcin Jadczyk v Jakub Kosowski | W | 0-3 |
| TT Elite Series | 2022/12/29 09:00 | Pawel Grela v Jakub Kosowski | W | 0-3 |
| TT Elite Series | 2022/12/29 07:00 | Grzegorz Adamiak v Jakub Kosowski | W | 1-3 |
| TT Elite Series | 2022/12/28 20:30 | Jakub Kosowski v Grzegorz Adamiak | W | 3-0 |
| TT Elite Series | 2022/12/29 16:30 | Jakub Kuzmicz v Pawel Grela | W | 1-3 |
| TT Elite Series | 2022/12/29 14:30 | Piotr Chodorski v Pawel Grela | L | 3-0 |
| TT Elite Series | 2022/12/29 13:00 | Pawel Grela v Adrian Wiecek | L | 1-3 |
| TT Elite Series | 2022/12/29 11:00 | Grzegorz Adamiak v Pawel Grela | W | 2-3 |
| TT Elite Series | 2022/12/29 10:00 | Michal Krzyzanowski v Pawel Grela | L | 3-1 |
| TT Elite Series | 2022/12/29 09:00 | Pawel Grela v Jakub Kosowski | L | 0-3 |
| TT Elite Series | 2022/12/29 07:30 | Pawel Grela v Marcin Jadczyk | L | 0-3 |
| TT Elite Series | 2022/12/16 21:30 | Pawel Koziel v Pawel Grela | W | 0-3 |