Stadium: Court 3 Round: 27
| ITF Women Rancho Santa Fe WD | 2018/02/22 04:10 | Christian/Santamaria v M. Guillermo/Zhu | 6-0,6-0 |
| ITF Women Surprise WD | 2018/02/16 22:05 | Christian/Santamaria v Liu/McNally | 2-6,6-2,8-10 |
| 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 |
| ITF Women Rancho Santa Fe WD | 2018/02/21 00:00 | Di Lorenzo/McNally v Boren/Leon | 6-4,6-2 |