Stadium: Center Court Round: 29 Ground: Hardcourt outdoor
| WTA Cincinnati WD | 2018/08/18 19:55 | Mertens/Schuurs v Christian/Santamaria | 6-1,6-4 |
| WTA Cincinnati WD | 2018/08/17 23:00 | Krejcikova/Siniakova v Mertens/Schuurs | 4-6,1-6 |
| WTA Cincinnati WD | 2018/08/15 19:30 | Brady/Dolehide v Mertens/Schuurs | 6-7,7-5,7-10 |
| WTA Cincinnati WD | 2018/08/14 19:40 | Tomljanovic/Zheng v Mertens/Schuurs | 3-6,2-6 |
| Wimbledon Women WD | 2018/07/09 12:30 | Mertens/Schuurs v Melichar/Peschke | 6-7,3-6 |
| Wimbledon Women WD | 2018/07/06 16:00 | Mertens/Schuurs v Makarova/Zvonareva | 6-4,6-4 |
| Wimbledon Women WD | 2018/07/05 16:50 | Mertens/Schuurs v Cirstea/Sorribes Tormo | 7-5,6-4 |
| WTA Eastbourne WD | 2018/06/26 16:10 | Hlavackova/Strycova v Mertens/Schuurs | 2-6,6-7 |
| WTA Cincinnati WD | 2018/08/18 18:40 | Pavlyuchenkova/Sevastova v Hradecka/Makarova | 3-6,3-6 |
| WTA Cincinnati WD | 2018/08/17 22:00 | Hradecka/Makarova v Babos/Mladenovic | 4-6,7-5,10-6 |
| WTA Cincinnati WD | 2018/08/17 00:00 | Hradecka/Makarova v Konta/Ostapenko | 1-6,7-6,10-5 |