Stadium: Center 12 Round: 27 Ground: Clay
| Challenger Shymkent MD | 2018/06/04 10:20 | Krawietz/Mies v Khassanov/Lomakin | 7-6,6-1 |
| Challenger Heilbronn MD | 2018/05/20 11:00 | Junaid/Pel v Krawietz/Mies | 6-2,2-6,10-7 |
| Challenger Heilbronn MD | 2018/05/19 13:00 | Krawietz/Mies v Gille/Vliegen | 6-1,7-6 |
| Challenger Heilbronn MD | 2018/05/16 11:00 | Krawietz/Mies v Begemann/Erlich | 3-6,6-3,12-10 |
| Challenger Rome MD | 2018/05/12 11:30 | Gille/Vliegen v Krawietz/Mies | 3-6,6-2,4-10 |
| Challenger Rome MD | 2018/05/11 14:50 | Krawietz/Mies v Martin/Podlipnik-Castillo | 6-4,6-2 |
| Challenger Rome MD | 2018/05/07 11:30 | Coppejans/Halys v Krawietz/Mies | 1-6,4-6 |
| Challenger Francavilla MD | 2018/04/27 11:00 | Krawietz/Mies v Ocleppo/Vavassori | 7-6,5-7,8-10 |
| Challenger Shymkent MD | 2018/06/04 11:20 | Cacic/Serdarusic v Giustino/Oliveira | 4-6,4-6 |