| Internazionali d'Olanda - Qual. | 2022/04/13 11:00 | Dennis Koppen v Miha Ivanic | W | 2-0 |
| Open di Slovacchia - Qual. | 2022/03/03 09:20 | Dennis Koppen v Dominik Kwinta | L | 0-2 |
| Open di Slovacchia - Qual. | 2022/03/02 16:20 | Dennis Koppen v Ludvig Petre Olsson | W | 2-0 |
| Open di Slovacchia - Qual. | 2022/03/02 11:40 | Dennis Koppen v Max Svensson | W | 2-0 |
| Open di Svezia - Qual. | 2022/01/20 09:00 | Dennis Koppen v Mads Juel Moller | L | 1-2 |
| Internazionali d'Italia - Qual. | 2021/12/16 14:25 | Dennis Koppen v Yanis Gaudin | L | 1-2 |
| Slovenia - Future Series - Qual. | 2021/11/25 19:30 | Viktor Ording Kauffman v Dennis Koppen | L | 2-0 |
| Hellas Open Qual | 2019/08/08 11:15 | Dennis Koppen v Tze Yong Ng | L | 0-2 |
| Internazionali d'Olanda - Qual. | 2022/04/13 13:00 | Ciar Pringle v Christian Faust Kjaer | W | 0-2 |
| Internazionali d'Olanda - Qual. | 2022/04/13 11:40 | Yaro Van Delsen v Christian Faust Kjaer | W | 0-2 |
| Open di Slovacchia - Qual. | 2022/03/02 15:35 | Dominik Kwinta v Christian Faust Kjaer | L | 2-1 |
| Portuguese Int. Qual | 2021/05/06 14:00 | Alex Lanier v Christian Faust Kjaer | L | 2-0 |