| Challenger Ochsenhausen | 2021/12/15 12:50 | Sven Happek v Chtchetinine, Evgueni | W | 3-1 |
| Challenger Ochsenhausen | 2021/11/11 08:50 | Chtchetinine, Evgueni v Sven Happek | W | 2-3 |
| Challenger Ochsenhausen | 2021/10/15 09:50 | Chtchetinine, Evgueni v Sven Happek | W | 1-3 |
| Challenger Ochsenhausen | 2021/09/30 08:30 | Sven Happek v Chtchetinine, Evgueni | W | 3-2 |
| Challenger Ochsenhausen | 2021/07/16 11:40 | Sven Happek v Chtchetinine, Evgueni | L | 1-3 |
| Challenger Ochsenhausen | 2021/07/15 10:30 | Sven Happek v Chtchetinine, Evgueni | L | 2-3 |
| Challenger Ochsenhausen | 2021/07/07 13:10 | Sven Happek v Chtchetinine, Evgueni | L | 2-3 |
| Challenger Ochsenhausen | 2021/03/16 08:00 | Sven Happek v Chtchetinine, Evgueni | W | 3-0 |
| Challenger Ochsenhausen | 2022/01/20 20:50 | Sven Happek v Romain Ruiz | L | 0-3 |
| Challenger Ochsenhausen | 2022/01/20 18:10 | Sven Happek v Damian Zech | L | 2-3 |
| Challenger Ochsenhausen | 2022/01/20 15:30 | Liang Qiu v Sven Happek | L | 3-1 |
| Challenger Ochsenhausen | 2022/01/20 12:50 | Samuel Amann v Sven Happek | W | 0-3 |
| Challenger Ochsenhausen | 2022/01/20 10:50 | Sven Happek v Tal Israeli | L | 2-3 |
| Challenger Ochsenhausen | 2022/01/20 08:50 | Sven Happek v Putuntica, Andrei | L | 0-3 |
| Challenger Ochsenhausen | 2022/01/14 13:45 | Sven Happek v Marcos Madrid | L | 0-3 |
| Challenger Ochsenhausen | 2022/01/14 12:30 | Guilherme Teodoro v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2022/01/21 08:10 | Chtchetinine, Evgueni v Damian Zech | W | 3-0 |
| Challenger Ochsenhausen | 2022/01/20 20:10 | Liang Qiu v Chtchetinine, Evgueni | L | 3-0 |
| Challenger Ochsenhausen | 2022/01/20 17:30 | Samuel Amann v Chtchetinine, Evgueni | W | 0-3 |
| Challenger Ochsenhausen | 2022/01/20 14:50 | Chtchetinine, Evgueni v Tal Israeli | W | 3-0 |
| Challenger Ochsenhausen | 2022/01/20 11:30 | Chtchetinine, Evgueni v Putuntica, Andrei | L | 1-3 |
| Challenger Ochsenhausen | 2022/01/20 09:30 | Chtchetinine, Evgueni v Romain Ruiz | L | 0-3 |
| Challenger Ochsenhausen | 2021/12/21 15:00 | Liang Qiu v Chtchetinine, Evgueni | L | 3-1 |
| Challenger Ochsenhausen | 2021/12/21 14:15 | Chtchetinine, Evgueni v Taehyun Kim | L | 2-3 |