| Dutch Int. Qual | 2022/04/13 13:00 | Felix Hammes v Alwi Farhan | L | 0-2 |
| Dutch Int. Qual | 2022/04/13 10:20 | Felix Hammes v Rafael Gavois | W | 2-0 |
| Welsh Int Qual | 2021/12/01 10:10 | Jiri Kral v Felix Hammes | L | 2-0 |
| Slovenia Future Series | 2021/11/26 10:00 | Felix Hammes v Giovanni Toti | L | 0-2 |
| Slovak Open Qual | 2020/02/26 09:25 | Felix Hammes v Joan Monroy | L | 1-2 |
| Welsh Int. Qual | 2019/11/28 09:00 | Carlos Piris v Felix Hammes | W | 0-2 |
| Welsh Int. Qual | 2019/11/27 15:30 | Felix Hammes v Aaron Bai | W | 2-0 |
| SaarLorLux Open | 2019/10/29 17:40 | Felix Hammes v Eetu Heino | L | 0-2 |
| Luxembourg Open Qual | 2022/05/05 09:00 | Mathis Chanthakesone v Bennet Peters | W | 0-2 |