Stadium: Centre Court Round: 45 Ground: Clay
| Challenger Caltanissetta Qual | 2018/06/09 13:25 | Mikhail Balmashev v Marc Sieber | 0-6,1-6 |
| Challenger Heilbronn Qual | 2018/05/12 11:30 | Mikhail Balmashev v Marc Giner | 6-4,4-6,3-6 |
| ITF Turkey F44 | 2017/11/22 07:10 | Mikhail Balmashev v Khumoyun Sultanov | 1-6,0-6 |
| Challenger Marburg Qual | 2018/07/01 09:00 | Dragos Dima v Andreas Haider-Maurer | 6-4,6-3 |
| Challenger Marburg Qual | 2018/06/30 10:35 | Gibril Diarra v Andreas Haider-Maurer | 3-6,5-7 |
| Challenger Milan Qual | 2018/06/24 13:45 | Pedro Cachin v Andreas Haider-Maurer | 3-6,4-6 |
| Challenger Milan Qual | 2018/06/23 12:50 | Nicolas Almagro v Andreas Haider-Maurer | 4-6,4-6 |
| Challenger Poprad Tatry | 2018/06/20 12:00 | Andreas Haider-Maurer v Mohamed Safwat | 5-7,6-1,4-6 |
| Challenger Poprad Tatry | 2018/06/19 08:00 | Andreas Haider-Maurer v Marek Jaloviec | 6-3,6-4 |
| Challenger Poprad Tatry Qual | 2018/06/17 12:50 | Andreas Haider-Maurer v Patrik Rikl | 7-6,7-6 |
| Challenger Poprad Tatry Qual | 2018/06/16 14:55 | Andreas Haider-Maurer v Tomas Liska | 6-3,6-3 |