| Challenger Ochsenhausen | 2018/06/29 12:50 | Yannick Vostes v Robert Floras | W | 2-3 |
| Challenger Ochsenhausen | 2018/06/29 12:05 | Evgueni Chtchetinine v Robert Floras | W | 0-3 |
| Challenger Ochsenhausen | 2018/06/29 09:50 | Petr David v Robert Floras | L | 3-2 |
| Challenger Ochsenhausen | 2018/06/29 07:50 | Valerij Rakov v Robert Floras | W | 1-3 |
| Challenger Ochsenhausen | 2018/06/28 11:10 | Robert Floras v Tomas Kopanyi | W | 3-1 |
| Challenger Ochsenhausen | 2018/06/28 07:50 | Robert Floras v Yannick Vostes | L | 2-3 |
| Challenger Ochsenhausen | 2018/06/28 06:30 | Florian Bluhm v Robert Floras | W | 1-3 |
| Challenger Ochsenhausen | 2018/06/27 10:30 | Evgueni Chtchetinine v Robert Floras | W | 2-3 |
| Challenger Ochsenhausen | 2018/07/09 10:30 | Yannick Vostes v Frane Runjic | L | 3-1 |
| Challenger Ochsenhausen | 2018/07/09 07:50 | Ronald Redjep v Frane Runjic | L | 3-0 |
| Qatar Open XD | 2018/04/11 10:50 | Maksim Kiselev v Frane Runjic | L | 4-3 |
| Qatar Open XD | 2018/04/10 16:55 | Rares Sipos v Frane Runjic | L | 4-0 |
| Qatar Open XD | 2018/04/10 10:50 | Jiaji Wu v Frane Runjic | L | 4-1 |