| Dusseldorf Masters | 2020/07/10 15:30 | Nils Hohmeier v Dennis Klein | L | 4-1 |
| Polish Open | 2020/03/11 13:00 | Dennis Klein v Marco Golla | W | 3-0 |
| German Open | 2020/01/28 09:15 | Dennis Klein v Daniel Gonzalez | W | 4-1 |
| German Open | 2019/10/08 11:00 | Wang-Wei Peng v Dennis Klein | L | 4-1 |
| Serbia Open | 2019/05/02 09:35 | Dennis Klein v Jakub Zelinka | W | 3-1 |
| Serbia Open | 2019/05/01 15:40 | Dennis Klein v Yuriy Nadolnyy | W | 3-1 |
| Czech Extraleague | 2019/03/23 13:25 | Par Gerell v Dennis Klein | L | 4-1 |
| Czech Extraleague | 2019/03/22 13:30 | Dennis Klein v Felipe Olivares | W | 4-1 |
| Challenger Ochsenhausen | 2021/01/19 13:40 | Fedor Kuzmin v Evgueni Chtchetinine | L | 3-0 |
| Challenger Ochsenhausen | 2021/01/19 12:55 | Evgueni Chtchetinine v Nicolas Burgos | W | 3-1 |
| Challenger Ochsenhausen | 2021/01/19 10:40 | Evgueni Chtchetinine v Nicolas Burgos | W | 3-1 |
| Challenger Ochsenhausen | 2021/01/19 08:00 | Evgueni Chtchetinine v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/01/18 17:40 | Evgueni Chtchetinine v Josip Huzjak | W | 3-2 |
| Challenger Ochsenhausen | 2021/01/18 12:50 | Evgueni Chtchetinine v Fedor Kuzmin | W | 3-2 |
| Challenger Ochsenhausen | 2021/01/18 10:10 | Evgueni Chtchetinine v Juan Perez | W | 3-0 |
| Challenger Ochsenhausen | 2021/01/18 07:30 | Evgueni Chtchetinine v Jonathan Thimon | W | 3-0 |