| date | Pair 1 | sets | Pair 2 | set 1 | set 2 | set 3 | 
| --- --.09.18 | Lucie Hradecka / Michaella Krajicek |  CZE |  NED |  | 2-0 | Kaitlyn Christian / Sabrina Santamaria |  USA |  USA | 1 | 6-2 | 6-4 |  | 
| --- --.09.18 | A Muhammad / M Sanchez |  USA |  USA | G | 2-0 | L Fernandez / S Fichman |  CAN |  CAN | WC | 6-2 | 6-4 |  | 
| --- --.09.18 | Desirae Krawczyk / Giuliana Olmos |  USA |  MEX | 3 | 2-0 | P Chen / F Wu |  --- |   |  | 6-3 | 6-1 |  | 
| --- --.09.18 | C Mchale / Galina Voskoboeva |  USA |  KAZ | O | 2-1 | B Gumulya / A Veselinovic |  INA |  MNE |  | 6-75 | 6-2 | 10-7 | 
| --- --.09.18 | Naomi Broady / K Pliskova |  GBR |  CZE |  | 2-1 | Jacqueline Cako / Nicola Geuer |  USA |  GER |  | 3-6 | 6-4 | 10-7 | 
| --- --.09.18 | Nina Dzalamidze / Veronika Kudermetova |  RUS |  RUS | 4 | 2-0 | Georgina Garcia Perez / Beatriz Haddad Maia |  ESP |  BRA | G | 6-4 | 6-3 |  | 
| --- --.09.18 | S Chang / A Mueller |  USA |  USA |  | 2-0 | K Ahn / Heather Watson |  USA |  GBR | O | 6-2 | 6-3 |  | 
| --- --.09.18 | Darija Jurak / Xenia Knoll |  CRO |  SUI | 2 | 2-1 | C Branstine / R Marino |  USA |  CAN | WC | 5-7 | 6-2 | 10-4 |