| Challenger - Ochsenhausen | 2020/07/06 12:30 | Mathieu De Saintilan v Sven Happek | L | 3-2 |
| Challenger - Ochsenhausen | 2020/07/02 11:10 | Mathieu De Saintilan v Sven Happek | W | 1-3 |
| Challenger - Ochsenhausen | 2020/01/10 13:05 | Mathieu De Saintilan v Sven Happek | L | 3-1 |
| Challenger - Ochsenhausen | 2020/01/09 10:10 | Mathieu De Saintilan v Sven Happek | W | 1-3 |
| Challenger - Ochsenhausen | 2019/07/01 07:10 | Sven Happek v Mathieu De Saintilan | L | 1-3 |
| Challenger - Ochsenhausen | 2021/07/14 11:50 | Sven Happek v Josip Huzjak | W | 3-1 |
| Challenger - Ochsenhausen | 2021/07/14 09:10 | Sven Happek v Dauud Cheaib | L | 2-3 |
| Challenger - Ochsenhausen | 2021/07/14 06:30 | Sven Happek v Dennis Klein | W | 3-2 |
| Challenger - Ochsenhausen | 2021/07/09 08:30 | Sven Happek v Valerij Rakov | L | 2-3 |
| Challenger - Ochsenhausen | 2021/07/09 06:30 | Jeet Chandra v Sven Happek | L | 3-0 |
| Challenger - Ochsenhausen | 2021/07/08 10:30 | Fedor Kuzmin v Sven Happek | L | 3-0 |
| Challenger - Ochsenhausen | 2021/07/08 08:30 | Andriy Sitak v Sven Happek | L | 3-2 |
| Challenger - Ochsenhausen | 2021/07/07 13:10 | Sven Happek v Evgueni Chtchetinine | L | 2-3 |
| Challenger - Ochsenhausen | 2021/07/14 13:10 | Mathieu De Saintilan v Andrei Putuntica | L | 1-3 |
| Challenger - Ochsenhausen | 2021/07/14 10:30 | Mathieu De Saintilan v Alexander Valuch | L | 2-3 |
| Challenger - Ochsenhausen | 2021/07/14 08:30 | Mathieu De Saintilan v Evgueni Chtchetinine | L | 2-3 |
| Challenger - Ochsenhausen | 2021/07/13 14:40 | Mathieu De Saintilan v Andrei Putuntica | L | 1-3 |
| Challenger - Ochsenhausen | 2021/07/13 12:35 | Irvin Bertrand v Mathieu De Saintilan | W | 2-3 |
| Challenger - Ochsenhausen | 2021/07/13 11:00 | Mathieu De Saintilan v Carlos Muhlbach | L | 0-3 |
| Challenger - Ochsenhausen | 2021/07/13 07:40 | Mathieu De Saintilan v Andrei Putuntica | L | 0-3 |
| Challenger - Ochsenhausen | 2021/07/12 18:40 | Mathieu De Saintilan v Amirreza Abbasi | W | 3-1 |