| Challenger Ochsenhausen | 2018/05/16 08:30 | Josip Huzjak v Kovacs, Sebestyen | W | 2-3 |
| Challenger Ochsenhausen | 2018/05/15 10:20 | Kovacs, Sebestyen v Yannick Vostes | L | 0-3 |
| Challenger Ochsenhausen | 2018/05/15 07:00 | Kovacs, Sebestyen v Sitak, Andriy | L | 1-3 |
| Challenger Ochsenhausen | 2018/05/14 18:00 | Kovacs, Sebestyen v Lubomir Jancarik | L | 0-3 |
| Challenger Ochsenhausen | 2018/05/14 15:20 | Liang Qiu v Kovacs, Sebestyen | L | 3-0 |
| Challenger Ochsenhausen | 2018/05/14 11:50 | Husnik, Petr v Kovacs, Sebestyen | L | 3-0 |
| Challenger Ochsenhausen | 2018/05/14 09:50 | Kovacs, Sebestyen v Florian Bluhm | W | 3-1 |
| Challenger Ochsenhausen | 2018/05/14 07:50 | Kovacs, Sebestyen v Gonzalez, Eduardo | W | 3-1 |
| Challenger Ochsenhausen | 2018/05/16 06:30 | Florian Bluhm v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2018/05/11 09:10 | Chtchetinine, Evgueni v Sven Happek | L | 3-2 |
| Challenger Ochsenhausen | 2018/05/11 07:10 | Miroslav Sklensky v Sven Happek | W | 1-3 |
| Challenger Ochsenhausen | 2018/05/10 11:50 | Petr David v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2018/05/10 09:10 | Sven Happek v Andrew Baggaley | L | 0-3 |
| Challenger Ochsenhausen | 2018/05/10 06:30 | Sven Happek v Rakov, Valerij | L | 0-3 |
| Challenger Ochsenhausen | 2018/05/09 11:10 | Sven Happek v Marius Henninger | L | 2-3 |
| Challenger Ochsenhausen | 2018/05/09 08:30 | Nordberg, Hampus v Sven Happek | L | 3-0 |