Stadium: C Round: 26 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 17:50 | Klepac/Martinez Sanchez v Christian/Santamaria | 6-7,2-6 |
| WTA Cincinnati WD | 2018/08/16 02:30 | Han/Jurak v Christian/Santamaria | 6-1,1-6,7-10 |
| WTA Cincinnati WD | 2018/08/14 21:20 | Christian/Santamaria v Begu/Niculescu | 7-5,7-5 |
| WTA San Jose WD | 2018/08/02 03:20 | Christian/Santamaria v Kichenok/Kichenok | 6-4,3-6,7-10 |
| WTA Mallorca WD | 2018/06/22 16:00 | Christian/Santamaria v Safarova/Stefkova | 4-6,3-6 |
| WTA Mallorca WD | 2018/06/18 16:00 | Christian/Santamaria v Azarenka/Kuznetsova | 6-2,6-3 |
| WTA Hertogenbosch WD | 2018/06/11 13:25 | Mertens/Schuurs v Christian/Santamaria | 6-3,6-3 |