Lyudmyla and Nadiia Kichenok, Ukraine, def. Amanda Anisimova and Alison Riske, United States, 6-3, 2-6, 10-4.
Gabriela Dabrowski, Canada, and Xu Yifan (5), China, def. Dalila Jakupovic, Slovenia, and Irina Khromacheva, Russia,6-2, 6-3.
Julia Goerges, Germany, and Simona Halep, Romania, def. Timea Babos, Hungary, and Kristina Mladenovic (1), France, 4-6, 6-1, 10-6.
Gabriela Dabrowski, Canada, and Xu Yifan (5), China, def. Dalila Jakupovic, Slovenia, and Irina Khromacheva, Russia, 6-2, 6-3.
Chan Hao-ching and Chan Latisha (8), Taiwan, def. Irina-Camelia Begu and Mihaela Buzarnescu, Romania, 3-6, 7-5, 10-8.
Alicja Rosolska, Poland, and Yang Zhaoxuan, China, def. Kirsten Flipkens, Belgium, and Johanna Larsson, Sweden, 4-6, 7-5, 10-4.
Victoria Azarenka, Belarus, and Ashleigh Barty, Australia, def. Barbora Krejcikova and Katerina Siniakova (1), Czech Republic, 6-3, 6-7 (1), 10-7.
Veronika Kudermetova, Russia, and Demi Schuurs, Netherlands, def. Anastasia Pavlyuchenkova, Russia, and Anastasija Sevastova, Latvia, 6-2, 6-3.
Monica Niculescu, Romania, and Abigail Spears, United States, def. Anna-Lena Groenefeld, Germany, and Lucie Hradecka, Czech Republic, 6-3, 7-5.
Hsieh Su-wei, Taiwan, and Barbora Strycova (3), Czech Republic, def. Kaitlyn Christian and Asia Muhammad, United States, 7-5, 7-5.