04:30 CET - Danielle Collins and Sorana Cirstea round out the evening as the final match with the American winning 6-4, 7-6!
Tune in to our tennis tracker again tomorrow for more action!
02:50 CET - The 19-year-old Jakub Mensik defeats the veteran Spaniard Roberto Bautista-Agut 6-4, 3-6, 6-1 in the final men's match of the day.
02:40 CET - After losing the first set, Joao Fonseca rebounds by taking the next two in his 6-7, 6-3, 6-4 defeat over Learner Tien. Fonseca earns a win in his first appearance in Miami.
02:37 CET - In the second to last women's match of the evening, Naomi Osaka defeats Liudmila Samsonova in straight sets 6-2, 6-4. The victory marks Osaka's eighth of 2025.
02:27 CET - Linda Fruhvirtova stuns Beatriz Haddad Maia after defeating her in straight sets 6-0, 6-2! The 19-year-old secures her second top-20 victory.
00:36 CET - Maria Sakkari advances to the third round of the Miami Open for the fourth time in her career after taking down Lucia Bronzetti 6-3, 5-7. 6-4. The comeback continues for Sakkari after ending 2024 with a shoulder injury!
00:05 CET - Lorenzo Sonego defeats Mariano Navone in straight sets 7-5, 7-5 despite calling for an injury timeout while being up 5-4 in the second set. Sonego had his leg checked out before coming in and sealing the win.
23:54 CET - Another seed on the women's side crashes out! This time it is Donna Vekic who is stunned by Rebeka Masarova 6-1, 6-3 in a disappointing performance.
23:11 CET - Alejandro Fokina is the latest man to secure his place in the next round at Miami with a 7-6 (7-3), 6-3 win against Jan-Lennard Struff.
22:25 CET - Staying on the WTA side, American Taylor Townsend has produced a shock 7-6 (7-2), 1-6, 6-1 win against 19th seed Yulia Putintseva in front of her home fans.
22:05 CET - Over on the women's side Magda Linette has knocked out 18th seed Ekaterina Alexandrova 7-6 (7-5), 6-2 to progress.
Whilst Ons Jabeur has safely progressed with a 6-4, 7-6 (9-7) win over Czechia's Katerina Siniakov
21:56 CET - Two matches have finished on the men's side of the draw as Gabriel Diallo defeated Tomas Martin Etcheverry 6-3, 6-0 and Jordan Thompson came from a set down to beat Marcos Giron 3-6, 6-4, 7-5.
21:05 CET - Aryna Sabalenka will have revenge on her mind this week after losing the Indian Wells final at the hands of teenage sensation Mirra Andreeva.
The world number one got off to a fast start to her Miami campaign this evening with a comfortable 6-3, 6-0 win over Viktoriya Tomova.
20:23 CET - Cam Norrie's struggles in 2025 have continued in Miami as the Brit was easily swept aside by China's Yunchaokete Bu 6-4, 6-2.
20:00 CET - Elena Rybakina is out! The world number eight and 2024 runner-up has been beaten 6-4, 2-6, 6-4 by young American talent Ashlyn Krueger in the biggest upset of the tournament so far.
19:41 CET - Coco Gauff has absolutely stormed through! The world number three didn't drop a single game in her win over compatriot Sofia Kenin, winning 6-0, 6-0 in just 47 minutes. Brutal.
18:42 CET - An all-American clash has gone the way of Reilly Opelka, who has claimed a 6-3, 7-6 victory over Christopher Eubanks. Opelka hit 15 aces and didn't drop serve once.
18:10 CET - in something of an upset, Flavio Cobolli has been beaten 6-1, 3-6, 6-3 by Argentine qualifier Thiago Agustin Tirante.
On the women's side meanwhile, Elena Rybakina has just begun her clash with Ashlyn Krueger.
17:51 CET - Sixth seed Jasmine Paolini is also through with the Italian claiming a 6-4, 6-4 win over Rebecca Sramkova.
17:45 CET - The first big name in action today has made it through with ninth seed Qinwen Zheng beating Lauren Davis 6-1, 7-5.
14:43 CET - Hello and welcome to Flashscore's coverage of today's Miami Open action!
We have a simply huge day ahead of us on the women's side of the draw with Aryna Sabalenka, Coco Gauff, Elena Ryabkina, Jasmine Paolini and Qinwen Zheng all in action over the next few hours - check out the full order of play here.
On the men's side meanwhile, the main event is a clash between two of the sport's most exciting youngsters with Joao Fonseca facing Learner Tien but there's plenty to come before that too.