(1/wc)Belinda Bencic (SUI) v (wc)Freya Christie (GBR)
(Q) v (Q)
Domenica Gonzalez (ECU) v Fiona Ferro (FRA)
(13)Anett Kontaveit (EST) v Sara Tomic (AUS)
(10)Camila Giangreco Campiz (PAR) v Laura Ucros (COL)
Viktoriya Lushkova (UKR) v Jamie Loeb (USA)
Marie Bouzkova (CZE) v Alice Matteucci (ITA)
(7)Katy Dunne (GBR) v Ioana Ducu (ROU)
(3)Katerina Siniakova (CZE) v Alina Silich (RUS)
Victoria Rodriguez (MEX) v (Q)
Petra Uberalova (SVK) v (wc)Maia Lumsden (GBR)
(15)Louisa Chirico (USA) v Helen Ploskina (UKR)
(9)Carol Zhao (CAN) v Ayaka Okuno (JPN)
Shilin Xu (CHN) v (Q)
Adrijana Lekaj (CRO) v Katie Boulter (GBR)
(6)Elise Mertens (BEL) v Carolina Meligeni Rodriguez Alves (BRA)
(5)Taylor Townsend (USA) v Iryna Shymanovich (BLR)
Sandra Samir (EGY) v (Q)
Constanza Vega (ARG) v (wc)Lana Rush (GBR)
(11/wc)Karin Kennel (SUI) v Kristina Schmiedlova (SVK)
(16)Ipek Soylu (TUR) v (Q) Alejandra Cisneros (MEX) v Katherine Ip (HKG)
(Q) v (Q)
(4)Barbora Krejcikova (CZE) v (wc)Gabriella Taylor (GBR)
(8)Ching-Wen Hsu (TPE) v (wc)Anna Brogan (GBR)
Anastasiya Komardina (RUS) v Johnnise Renaud (USA)
Ioana Loredana Rosca (ROU) v (wc)Isabelle Wallace (GBR)
(12)Anhelina Kalinina (UKR) v Kamonwan Buayam (THA)
(14)Nina Stojanovic (SRB) v Beatriz Haddad Maia (BRA)
Hikari Yamamoto (JPN) v Gabriela Pantuckova (CZE)
(SE)Harriet Dart (GBR) v Jelena Ostapenko (LAT)
(2)Ana Konjuh (CRO) v Akvile Parazinskaite (LTU)