| Internazionali di Bonn - Qual. | 2023/05/31 17:20 | James Robertson v Dennis Koppen | W | 0-2 |
| Internazionali di Bonn - Qual. | 2023/05/31 09:45 | David Silva v Dennis Koppen | W | 0-2 |
| Open di Lussemburgo - Qual. | 2023/05/04 14:50 | Simon Baron-Vezilier v Dennis Koppen | L | 2-0 |
| Open di Lussemburgo - Qual. | 2023/05/04 12:15 | Kian-Yu Oei v Dennis Koppen | W | 0-2 |
| Open di Lussemburgo - Qual. | 2023/05/04 08:00 | Ludvig Petre Olsson v Dennis Koppen | W | 0-2 |
| Internazionali d'Olanda | 2023/04/14 10:20 | Joel Koenig v Dennis Koppen | L | 2-0 |
| Internazionali d'Olanda - Qual. | 2023/04/13 20:00 | Ze Xi Sean Ngu v Dennis Koppen | W | 0-2 |
| Internazionali d'Olanda - Qual. | 2023/04/13 14:05 | Dennis Koppen v Zack Bobrowski | W | 2-0 |
| Nuova Aquitania - Future Series | 2023/07/07 23:10 | Ethan Rose v Noah Haase | L | 1-2 |
| Nuova Aquitania - Future Series | 2023/07/07 15:45 | Ethan Rose v Kian-Yu Oei | W | 2-0 |
| Nuova Aquitania - Future Series | 2023/07/07 10:30 | Ethan Rose v Charles Fouyn | W | 2-0 |
| Nuova Aquitania - Future Series - Qual. | 2023/07/06 13:20 | Ethan Rose v Enrico Baroni | W | 2-0 |
| Nuova Aquitania - Future Series - Qual. | 2023/07/06 10:30 | Ratchaphol Srithong v Ethan Rose | W | 0-2 |
| Nuova Aquitania - Future Series - Qual. | 2023/07/06 07:40 | Mikkel Langemark v Ethan Rose | W | 0-2 |
| Internazionali di Nantes - Qual. | 2023/06/15 08:20 | Collins Valentine Filimon v Ethan Rose | L | 2-0 |
| Internazionali di Lituania | 2023/06/10 08:25 | Ethan Rose v Heng Lin Ngan | L | 0-2 |