Stadium: Court 15 Round: 27 Ground: Hardcourt outdoor
| ITF Women Surprise WD | 2018/02/16 00:30 | Christian/Santamaria v Dolehide/Weinhold | 2-6,6-4,10-8 |
| ITF Women Midland WD | 2018/02/04 19:10 | Christian/Santamaria v Pegula/Sanchez | 7-5,4-6,10-8 |
| ITF Women Midland WD | 2018/02/03 17:00 | Duque Marino/Irigoyen v Christian/Santamaria | 7-5,6-7,4-10 |
| ITF Women Midland WD | 2018/02/02 19:00 | Boserup/Kerkhove v Christian/Santamaria | 3-6,6-7 |
| ITF Women Midland WD | 2018/02/01 02:50 | Bektas/Guarachi v Christian/Santamaria | 3-6,3-6 |
| WTA Newport Beach WD | 2018/01/26 23:20 | Loeb/Peterson v Christian/Santamaria | 3-6,6-4,10-7 |
| WTA Newport Beach WD | 2018/01/25 19:40 | Day/Dolehide v Christian/Santamaria | 3-6,3-6 |
| WTA Newport Beach WD | 2018/01/23 23:45 | Bonic/Muchova v Christian/Santamaria | 7-5,2-6,3-10 |
| ITF Women Surprise WD | 2018/02/15 22:50 | Liu/McNally v Elbaba/Yurovsky | 3-6,6-3,11-9 |