| Challenger Ochsenhausen | 2020/02/03 18:20 | Sven Happek v Evgueni Chtchetinine | W | 3-2 |
| Challenger Ochsenhausen | 2020/01/15 11:30 | Evgueni Chtchetinine v Sven Happek | L | 3-1 |
| Challenger Ochsenhausen | 2019/10/15 08:20 | Evgueni Chtchetinine v Sven Happek | L | 3-1 |
| Challenger Ochsenhausen | 2019/09/19 11:10 | Sven Happek v Evgueni Chtchetinine | L | 0-3 |
| Challenger Ochsenhausen | 2019/07/11 06:30 | Evgueni Chtchetinine v Sven Happek | L | 3-2 |
| Challenger Ochsenhausen | 2019/06/24 07:50 | Evgueni Chtchetinine v Sven Happek | L | 3-1 |
| Challenger Ochsenhausen | 2019/05/17 06:30 | Sven Happek v Evgueni Chtchetinine | W | 3-1 |
| Challenger Ochsenhausen | 2018/09/14 09:50 | Evgueni Chtchetinine v Sven Happek | W | 2-3 |
| Challenger Ochsenhausen | 2020/02/07 12:25 | Sushmit Sriram v Sven Happek | L | 3-1 |
| Challenger Ochsenhausen | 2020/02/07 10:50 | Miad Lotfijanabadi v Sven Happek | W | 2-3 |
| Challenger Ochsenhausen | 2020/02/07 08:50 | Dean Shu v Sven Happek | W | 0-3 |
| Challenger Ochsenhausen | 2020/02/06 12:10 | Sven Happek v Sushmit Sriram | L | 0-3 |
| Challenger Ochsenhausen | 2020/02/06 08:50 | Sven Happek v Josip Huzjak | W | 3-0 |
| Challenger Ochsenhausen | 2020/02/06 07:30 | Clement Chobeau v Sven Happek | L | 3-1 |
| Challenger Ochsenhausen | 2020/02/05 11:30 | Kyuhyun Lim v Sven Happek | W | 0-3 |
| Challenger Ochsenhausen | 2020/02/05 08:50 | Florian Bluhm v Sven Happek | L | 3-1 |
| Challenger Ochsenhausen | 2020/03/03 10:00 | Alberto Mino v Evgueni Chtchetinine | W | 0-3 |
| Challenger Ochsenhausen | 2020/03/03 08:00 | Petr David v Evgueni Chtchetinine | L | 3-0 |
| Challenger Ochsenhausen | 2020/03/02 19:40 | Jorge Campos v Evgueni Chtchetinine | L | 3-0 |
| Challenger Ochsenhausen | 2020/03/02 17:40 | Evgueni Chtchetinine v Nikola Marinkovic | W | 3-1 |
| Challenger Ochsenhausen | 2020/03/02 15:00 | Evgueni Chtchetinine v Pawel Grela | W | 3-0 |
| Challenger Ochsenhausen | 2020/03/02 12:10 | Evgueni Chtchetinine v Gaston Alto | W | 3-2 |
| Challenger Ochsenhausen | 2020/03/02 09:30 | Peng Gao v Evgueni Chtchetinine | L | 3-1 |
| Challenger Ochsenhausen | 2020/02/28 13:50 | Evgueni Chtchetinine v Sushmit Sriram | L | 0-3 |