| Challenger Ochsenhausen | 2021/03/12 13:50 | Sven Happek v Evgueni Chtchetinine | L | 0-3 |
| Challenger Ochsenhausen | 2021/03/12 07:30 | Sven Happek v Evgueni Chtchetinine | L | 2-3 |
| Challenger Ochsenhausen | 2021/02/10 10:10 | Sven Happek v Evgueni Chtchetinine | W | 3-1 |
| Challenger Ochsenhausen | 2020/11/20 10:50 | Sven Happek v Evgueni Chtchetinine | W | 3-1 |
| Challenger Ochsenhausen | 2020/10/22 11:50 | Sven Happek v Evgueni Chtchetinine | L | 0-3 |
| Challenger Ochsenhausen | 2020/07/20 14:00 | Evgueni Chtchetinine v Sven Happek | W | 2-3 |
| Challenger Ochsenhausen | 2020/07/01 09:50 | Evgueni Chtchetinine v Sven Happek | L | 3-2 |
| Challenger Ochsenhausen | 2020/06/22 12:20 | Evgueni Chtchetinine v Sven Happek | W | 3-4 |
| Challenger Ochsenhausen | 2021/03/15 19:00 | Sven Happek v Erik Bottroff | L | 1-3 |
| Challenger Ochsenhausen | 2021/03/15 16:20 | Pekka Pelz v Sven Happek | L | 3-1 |
| Challenger Ochsenhausen | 2021/03/15 12:50 | Carlos Muhlbach v Sven Happek | L | 3-1 |
| Challenger Ochsenhausen | 2021/03/15 10:50 | Sven Happek v Peng Gao | W | 3-2 |
| Challenger Ochsenhausen | 2021/03/15 08:50 | Sven Happek v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/03/12 13:50 | Sven Happek v Evgueni Chtchetinine | L | 0-3 |
| Challenger Ochsenhausen | 2021/03/12 12:25 | Fedor Kuzmin v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2021/03/12 10:10 | Sven Happek v Fedor Kuzmin | L | 1-3 |
| Challenger Ochsenhausen | 2021/03/15 19:40 | Carlos Muhlbach v Evgueni Chtchetinine | L | 3-1 |
| Challenger Ochsenhausen | 2021/03/15 17:40 | Evgueni Chtchetinine v Peng Gao | W | 3-0 |
| Challenger Ochsenhausen | 2021/03/15 15:00 | Evgueni Chtchetinine v Dauud Cheaib | L | 1-3 |
| Challenger Ochsenhausen | 2021/03/15 12:10 | Evgueni Chtchetinine v Erik Bottroff | L | 1-3 |
| Challenger Ochsenhausen | 2021/03/15 09:30 | Jiri Martinko v Evgueni Chtchetinine | L | 3-0 |
| Challenger Ochsenhausen | 2021/03/12 13:50 | Sven Happek v Evgueni Chtchetinine | W | 0-3 |
| Challenger Ochsenhausen | 2021/03/12 13:05 | Dauud Cheaib v Evgueni Chtchetinine | L | 3-1 |
| Challenger Ochsenhausen | 2021/03/12 09:30 | Evgueni Chtchetinine v Dillon Chambers | W | 3-1 |