| Challenger Ochsenhausen | 2018/04/19 12:30 | Jakub Kosowski v Horacio Cifuentes | L | 1-3 |
| Challenger Ochsenhausen | 2018/04/20 10:30 | Francisco Sanchi v Jakub Kosowski | W | 0-3 |
| Challenger Ochsenhausen | 2018/04/19 12:30 | Jakub Kosowski v Horacio Cifuentes | L | 1-3 |
| Challenger Ochsenhausen | 2018/04/19 11:10 | Chtchetinine, Evgueni v Jakub Kosowski | W | 1-3 |
| Challenger Ochsenhausen | 2018/04/19 09:10 | Yannick Vostes v Jakub Kosowski | W | 2-3 |
| Challenger Ochsenhausen | 2018/04/18 13:10 | Jimenez, Ricardo v Jakub Kosowski | W | 1-3 |
| Challenger Ochsenhausen | 2018/04/18 09:50 | Rakov, Valerij v Jakub Kosowski | W | 1-3 |
| Challenger Ochsenhausen | 2018/04/18 07:10 | Tomasz Tomaszuk v Jakub Kosowski | W | 1-3 |
| Challenger Ochsenhausen | 2018/04/17 14:00 | Jakub Kosowski v Kuzmin, Fedor | W | 3-2 |
| Challenger Ochsenhausen | 2018/04/20 08:30 | Jimenez, Ricardo v Horacio Cifuentes | W | 0-3 |
| Challenger Ochsenhausen | 2018/04/19 12:30 | Jakub Kosowski v Horacio Cifuentes | W | 1-3 |
| Challenger Ochsenhausen | 2018/04/19 09:50 | Rakov, Valerij v Horacio Cifuentes | W | 2-3 |
| Challenger Ochsenhausen | 2018/04/19 07:50 | Chtchetinine, Evgueni v Horacio Cifuentes | L | 3-0 |
| Challenger Ochsenhausen | 2018/04/18 12:30 | Tomasz Tomaszuk v Horacio Cifuentes | W | 1-3 |
| Challenger Ochsenhausen | 2018/04/18 11:10 | Yannick Vostes v Horacio Cifuentes | L | 3-2 |
| Challenger Ochsenhausen | 2018/04/18 06:30 | Francisco Sanchi v Horacio Cifuentes | W | 0-3 |
| Qatar Open XD | 2018/04/12 11:17 | Chiang, Hung-Chieh v Horacio Cifuentes | D | 1-1 |