Estadio: Central Round: 26 Ground: Hardcourt indoor
| Challenger de Szczecin | 2021/09/12 14:45 | Karol Drzewiecki v Bogdan Bobrov | 2-6,4-6 |
| Challenger de Cherbourg | 2021/02/07 09:30 | Vladyslav Orlov v Karol Drzewiecki | 6-3,6-2 |
| Polonia - Tour nacional | 2020/07/24 09:00 | Karol Drzewiecki v Filip Kolasinski | 1-6,1-6 |
| Polonia - Tour nacional | 2020/06/17 13:57 | Pawel Juszczak v Karol Drzewiecki | 0-0 |
| Polonia - Tour nacional | 2020/06/17 07:00 | Karol Drzewiecki v Piotr Galus | 6-1,7-5 |
| ITF M25 Palm Coast | 2020/02/03 18:00 | Jaume Pla Malfeito v Karol Drzewiecki | 6-4,6-3 |
| ITF M25 Weston | 2020/01/28 14:00 | Alejandro Gomez v Karol Drzewiecki | 7-5,6-3 |
| ITF M25 Weston | 2020/01/27 15:30 | Michael Zhu v Karol Drzewiecki | 6-2,1-6,5-10 |
| Polonia - Tour nacional | 2020/07/29 14:00 | Pawel Juszczak v Szymon Walkow | 4-6,6-1,6-2 |
| Polonia - Tour nacional | 2020/07/06 12:00 | Szymon Walkow v Yann Wojcik | 2-6,1-6 |
| Polonia - Tour nacional | 2020/06/21 09:30 | Piotr Grynkowski v Szymon Walkow | 5-7,6-3,7-6 |
| Challenger de Nur-Sultan | 2020/03/11 06:30 | Elias Ymer v Szymon Walkow | 6-1,7-6 |
| Challenger de Nur-Sultan | 2020/03/10 06:05 | Mikhail Elgin v Szymon Walkow | 3-6,1-6 |
| República Checa - Extraliga | 2019/12/14 11:00 | Szymon Walkow v Kenny de Schepper | 2-6,2-5 |
| República Checa - Extraliga | 2019/12/13 12:10 | Jozef Kovalik v Szymon Walkow | 6-2,6-2 |
| Challenger de Glasgow | 2019/09/16 09:00 | Jonathan Mridha v Szymon Walkow | 4-6,6-2,7-6 |