| Latvia Int. Qual | 2023/08/30 13:20 | Michal Walentek v Akseli Aalto | W | 2-0 |
| Open de Pologne - Qualif. | 2023/03/22 10:20 | Michal Walentek v Filip Spoljarec | L | 0-2 |
| Czech Open Qual | 2022/10/20 10:30 | Michal Walentek v Yan Kit Wong | L | 0-2 |
| Polish Int. Qual | 2022/09/21 09:00 | Ze Xi Sean Ngu v Michal Walentek | L | 2-0 |
| International de Bonn - Qualif. | 2022/06/15 09:00 | Klauer, Christopher v Michal Walentek | L | 2-0 |
| Czech Open Qual | 2021/10/21 10:15 | Valentin Singer v Michal Walentek | L | 2-0 |
| Polish Int. Qual | 2021/09/23 11:00 | Gustav Andree v Michal Walentek | L | 2-0 |
| Lithuanian Int. | 2021/06/11 11:30 | Michal Walentek v Savin, Cristian | L | 1-2 |
| Estonie Int. - Qualif. | 2023/01/12 08:45 | Jonas Petkus v Julien Scheiwiller | L | 0-2 |
| Euro Mixed Team Championships | 2022/12/16 08:20 | Luka Wraber v Jonas Petkus | L | 2-0 |
| Lithuanian Int. Qual | 2022/06/09 14:10 | Jonas Petkus v Dumindu Abeywickrama | L | 0-2 |
| Polish Int. Qual | 2021/09/23 10:30 | Jonas Petkus v Dominik Kopriva | L | 0-2 |
| Latvia Int. Qual | 2021/08/26 15:00 | Shun Yang Lee v Jonas Petkus | L | 2-0 |
| Latvia Int. Qual | 2021/08/26 09:40 | Pauls E Rozenvalds v Jonas Petkus | W | 0-2 |
| Lithuanian Int. Qual | 2019/06/07 06:30 | Jonas Petkus v Magnus Klinggaard | L | 0-2 |