| Challenger Ochsenhausen | 2018/07/09 14:00 | Gorecki, Jan v Runjic, Frane | L | 3-2 |
| Challenger Ochsenhausen | 2018/07/09 10:30 | Yannick Vostes v Runjic, Frane | L | 3-1 |
| Challenger Ochsenhausen | 2018/07/09 07:50 | Redjep, Ronald v Runjic, Frane | L | 3-0 |
| Qatar Open XD | 2018/04/11 10:50 | Kiselev, Maksim v Runjic, Frane | L | 4-3 |
| Qatar Open XD | 2018/04/10 16:55 | Rares Sipos v Runjic, Frane | L | 4-0 |
| Qatar Open XD | 2018/04/10 10:50 | Jiaji Wu v Runjic, Frane | L | 4-1 |
| Challenger Ochsenhausen | 2018/07/09 12:30 | Husnik, Petr v Petr David | W | 0-3 |
| Challenger Ochsenhausen | 2018/07/09 11:10 | Gorecki, Jan v Petr David | W | 1-3 |
| Challenger Ochsenhausen | 2018/07/09 06:30 | Miroslav Horejsi v Petr David | W | 0-3 |
| Challenger Ochsenhausen | 2018/06/29 11:25 | Yannick Vostes v Petr David | L | 3-1 |
| Challenger Ochsenhausen | 2018/06/29 09:50 | Petr David v Robert Floras | W | 3-2 |
| Challenger Ochsenhausen | 2018/06/29 07:10 | Petr David v Florian Bluhm | L | 2-3 |
| Challenger Ochsenhausen | 2018/06/28 10:30 | Petr David v Chtchetinine, Evgueni | L | 2-3 |
| Challenger Ochsenhausen | 2018/06/28 07:10 | Petr David v Josip Huzjak | L | 2-3 |