Round: 64 Ground: Grass
| Challenger Caltanissetta MD | 2017/06/15 14:00 | Delbonis/Duran v Marcan/Weissborn | 6-0,7-6 |
| Challenger Aix en Provence MD | 2017/05/10 11:20 | Duran/Molteni v Marcan/Weissborn | 7-5,7-6 |
| ATP Munich MD | 2017/05/03 11:20 | Marach/Pavic v Marcan/Weissborn | 6-3,6-2 |
| Challenger Anning MD | 2017/04/30 03:00 | Marcan/Weissborn v De Waard/Kavcic | 5-7,6-3,10-7 |
| Challenger Anning MD | 2017/04/26 05:55 | Marcan/Weissborn v Wei Cai/Zhang | 7-6,6-1 |
| Challenger Qingdao MD | 2017/04/19 08:40 | Mies/Otte v Marcan/Weissborn | 6-3,6-3 |
| Challenger Sophia Antipolis MD | 2017/04/05 11:00 | Lamasine/Skugor v Marcan/Weissborn | 3-6,6-0,10-3 |
| Challenger Sophia Antipolis MD | 2017/04/04 12:50 | Marcan/Weissborn v Cerretani/Oswald | 6-4,5-7,10-6 |