WTA - Miami 2R start

Second round commenced in Miami.

2023 Miami Open presented by Itau, a WTA 1000 tournament, on Hard, in Miami, Florida, USA, 21 March - 2 April 2023.

Defending champion:

Iga Swiatek (3) who defeated Naomi Osaka 6-4 6-0

Top seed Iga Swiatek withdrew after the main draw was published due to a rib injury, and was replaced by lucky loser Julia Grabher.

Grabher received the first round bye originally given to Swiatek.

Second round results:

- Claire Liu defeated lucky loser Julia Grabher 6-4 6-3

- Martina Trevisan (25) defeated qualifier Nao Hibino 6-4 6-3

- Jelena Ostapenko (24) defeated qualifier Mirjam Bjorklund 6-3 6-4

- Beatriz Haddad Maia (13) defeated qualifier Tereza Martincova 7-6(4) 0-6 6-0

- Elena Rybakina (10) defeated Anna Kalinskaya 7-5 4-6 6-3

- Paula Badosa (21) defeated qualifier Laura Siegemund 7-6(2) 4-6 6-2

- Petra Martic (29) defeated Wang Xiyu 6-3 6-3

- Elise Mertens defeated Daria Kasatkina (8) 4-6 6-2 6-2

- Jessica Pegula (3) defeated qualifier Katherine Sebov 6-3 6-1

- Danielle Collins (30) defeated lucky loser Viktoriya Tomova 7-6(3) 6-2

- Magda Linette (20) defeated Evgeniya Rodina 6-3 6-4

- Victoria Azarenka (14) defeated Camila Giorgi 6-3 6-1

- Liudmila Samsonova (12) defeated qualifier Viktorija Golubic 6-1 6-1

- Zheng Qinwen (23) defeated Irina-Camelia Begu 2-6 6-1 6-1

- Anastasia Potapova (27) defeated Marta Kostyuk 6-1 6-3

- CoCo Gauff (6) defeated Rebecca Marino 6-4 6-3