| Scottish Open Qual | 2023/10/05 09:00 | Apiliga, J. v Zack Bobrowski | L | 2-1 |
| Polish Int. Qual | 2023/09/21 08:00 | Zack Bobrowski v Richard Kuhl | L | 0-2 |
| Bonn Int. | 2023/06/02 08:10 | Matthias Kicklitz v Zack Bobrowski | L | 2-0 |
| Bonn Int. | 2023/06/01 11:50 | Mateusz Danielak v Zack Bobrowski | W | 1-2 |
| Bonn Int. Qual | 2023/06/01 07:30 | Zack Bobrowski v Armin Sarosi | W | 2-0 |
| Bonn Int. Qual | 2023/05/31 16:10 | Ali Ahmed El Khateeb v Zack Bobrowski | W | 0-2 |
| Bonn Int. Qual | 2023/05/31 08:45 | Zack Bobrowski v Camilo Borst | W | 2-0 |
| Dutch Int. - Qualif. | 2023/04/13 14:05 | Dennis Koppen v Zack Bobrowski | L | 2-0 |
| Nouvelle Aquitane Future Series | 2023/07/07 07:40 | Dolan, Jonathan v van Gysel, Leo | L | 1-2 |
| Nantes Int. Qual | 2023/06/15 08:45 | Dolan, Jonathan v Paul Tournefier | L | 0-2 |
| Bonn Int. | 2023/06/02 09:00 | Yanis Gaudin v Dolan, Jonathan | L | 2-0 |
| Bonn Int. | 2023/06/01 13:50 | Dolan, Jonathan v Subhankar Dey | W | 2-1 |
| Austrian Open | 2023/05/26 13:50 | Dolan, Jonathan v Torjussen, J. | L | 0-2 |
| Austrian Open Qual | 2023/05/26 07:40 | Christian Faust Kjaer v Dolan, Jonathan | W | 1-2 |
| Austrian Open Qual | 2023/05/25 11:20 | Dolan, Jonathan v Yu-Han Hsu | W | 2-0 |
| Austrian Open Qual | 2023/05/25 08:20 | Dolan, Jonathan v Jacob Hjorth | W | 2-0 |