Round: 26 Ground: Clay
| ITF Belgium F2 MD | 2018/06/29 13:00 | Merckx/Vanneste v Propoggia/Puodziunas | 1-6,0-6 |
| ITF Belgium F2 MD | 2018/06/28 12:50 | Dellavedova/Paul v Merckx/Vanneste | 4-6,1-6 |
| ITF Belgium F2 MD | 2018/06/27 16:45 | Merckx/Vanneste v Brouwer/Sels | 3-6,7-5,10-7 |
| ITF Belgium F2 MD | 2018/06/26 15:25 | Merckx/Vanneste v Baltensperger/Martinez | 6-4,6-4 |
| ITF France F8 MD | 2018/04/27 16:25 | Merckx/Vanneste v Martineau/Tatlot | 6-3,6-4 |
| ITF France F8 MD | 2018/04/26 16:00 | Stouff/Tabur v Merckx/Vanneste | 2-6,6-4,11-13 |
| ITF France F8 MD | 2018/04/25 14:00 | Merckx/Vanneste v Beauge/Delmas | 6-4,6-4 |
| ITF Turkey F13 MD | 2018/04/05 14:30 | Merckx/Vanneste v Marcora/Rondoni | 6-7,3-6 |