Jelena Ostapenko (Lat) versus Aryna Sabalenka
Alejandro Tabilo (Chi) versus Zhizhen Zhang (Chn)
Victoria Azarenka versus Danielle Collins (US)
Alexander Zverev (Ger) versus Taylor Fritz (US)
Alexander Bublik (Kaz) & Ben Shelton (US) versus Francisco Cerundolo (Arg) & Tomas Etcheverry (Arg)
Marcelo Arevalo (ElS) & Mate Pavic (Cro) versus Rajeev Ram (US) & Joe Salisbury (GB)
Coco Gauff (US) & Erin Routliffe (NZ) versus Katerina Siniakova (Cze) & Taylor Townsend (US)
Su-Wei Hsieh (Twn) & Elise Mertens (Bel) versus Xinyu Wang (Chn) & Saisai Zheng (Chn)
Hubert Hurkacz (Pol) versus Tommy Paul (US)
Stefanos Tsitsipas (Gre) versus Nicolas Jarry (Chi)