Stadium: Court 1 Round: 27 Ground: Grass
| Challenger Ilkley MD | 2018/06/20 18:00 | Bolt/Thompson v Bury/Peng | 6-7,6-3,6-10 |
| Challenger Caltanissetta MD | 2018/06/14 11:55 | Rola/Vesely v Bury/Peng | 6-0,3-6,10-3 |
| Challenger Caltanissetta MD | 2018/06/12 14:35 | Ocleppo/Vavassori v Bury/Peng | 4-6,4-6 |
| Challenger Prostejov MD | 2018/06/05 09:00 | Bury/Peng v Hsieh/Margaroli | 6-7,2-6 |
| Challenger Busan MD | 2018/05/18 02:00 | Hsieh/Rungkat v Bury/Peng | 6-4,4-6,10-6 |
| Challenger Busan MD | 2018/05/14 05:30 | Chen/Yi v Bury/Peng | 6-3,4-6,7-10 |
| Challenger Gimcheon MD | 2018/05/11 05:30 | Ratiwatana/Ratiwatana v Bury/Peng | 3-6,6-3,10-4 |
| Challenger Gimcheon MD | 2018/05/10 06:45 | Gonzales/Jung v Bury/Peng | 2-6,2-6 |
| Challenger Almaty MD | 2018/06/15 08:00 | Krawietz/Mies v Grigelis/Manafov | 6-2,7-6 |
| Challenger Almaty MD | 2018/06/13 10:20 | Krawietz/Mies v Kadhe/Yevseyev | 7-6,4-6,10-5 |
| Challenger Almaty MD | 2018/06/11 10:00 | Krawietz/Mies v Casanova/Lawson | 6-4,2-6,10-5 |
| Challenger Shymkent MD | 2018/06/06 12:20 | Krawietz/Mies v Giustino/Oliveira | 4-6,6-7 |
| 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 |