It will be an all-American quartet in the last eight at Melbourne as fourth seed Amanda Anisimova beat China's dark horse Wang Xinyu in their fourth round match on Monday.
Jessica Pegula moved into the semi-finals of the Australian Open for the first time in her career on Wednesday, with a 6-3, 7-6(1) win over fellow American and fourth seed Amanda Anisimova at Melbourne Park.
The WTA has backed players' demands for greater privacy at tournaments after footage of Coco Gauff smashing her racket off court at the Australian Open sparked debate over camera use in player areas.
The opening Grand Slam of the year begins at Melbourne Park on Sunday.
World number two Iga Swiatek joined a growing chorus of players demanding more privacy off the courts at the Australian Open after cameras captured Coco Gauff in a post-match meltdown that the American said should have been a personal moment.
American Jessica Pegula defeated compatriot and defending champion Madison Keys to make the Australian Open quarter-finals.
World number one Aryna Sabalenka brushed aside Marta Kostyuk 6-4, 6-3 in the Brisbane International final on Sunday to retain the title without losing a set ahead of her bid to reclaim the Australian Open title this month.
Defending champion Coco Gauff bowed out of the China Open after suffering a 6-1, 6-2 semifinal loss to compatriot Amanda Anisimova, in Beijing, on Saturday.
Tough road for defending champion Keys
The day session attendance of 51,048 was some 10,000 short of day six on Friday and even less than last year's corresponding session.
Iga Swiatek heads into Melbourne Park with the Australian Open title the only gap on her Grand Slam resume, but the world number two is keen to avoid setting herself targets for the new season and says her main goal is to improve her game.
Top trio eye Grand Slam glory with Sabalenka targeting third Australian Open crown
World number one Aryna Sabalenka has been named WTA Player of the Year for the second consecutive season after spending the entire year at the top of the rankings.
World number one Aryna Sabalenka overcame Amanda Anisimova 6-3, 3-6, 6-3 in a gladiatorial battle between big-hitters on Friday to book a WTA Finals title showdown with Elena Rybakina.
Defending champion Coco Gauff cruised into the semifinals of the China Open with a dominant 6-3, 6-4 win over Germany's Eva Lys, in Beijing, on Thursday.
The 2025 US Open women's singles title comes down to Aryna Sabalenka, the world No.1 and defending champion, and Amanda Anisimova
She beat Jasmine Paolini in the quarter-finals and then made it back-to-back wins over top 10 players as she also defeated compatriot Coco Gauff by 6-1, 6-2 in the semifinals.
Elena Rybakina stayed unbeaten at the WTA Finals in Riyadh with a 6-4, 6-4 victory over second alternate Ekaterina Alexandrova on Wednesday after Madison Keys withdrew from their final round robin meeting with illness and Mirra Andreeva was not fit to play.
Aryna Sabalenka exemplified consistency in 2025 and arrives for the November 1-8 tournament having retained her US Open title in September, after finishing runner-up to Madison Keys at the Australian Open and Coco Gauff at Roland Garros.
IMAGES from the Australian Open matches played at Melbourne Park in Melbourne on Thursday.
Iga Swiatek demolished Amanda Anisimova 6-0, 6-0 in just under an hour to clinch her first Wimbledon title and fifth Grand Slam crown overall.
While off-court battles over pay and governance rumbled on, opportunities were scarce beyond the duopoly at the top of the men's game, leaving Djokovic to provide the year's standout moments for the chasing pack.
Six weeks ago Amanda Anisimova couldn't win a single game against Iga Swiatek in the Wimbledon final. On Wednesday the American beat the Polish second seed in straight sets.
Elena Rybakina rallied from a set down to beat Russian fourth seed Ekaterina Alexandrova 3-6, 6-0, 6-2 and win the Ningbo Open title on Sunday, as her late surge to reach next month's WTA Finals gained momentum.
Earlier, Pegula secured a breezy 6-2, 6-3 victory over the already-eliminated Jasmine Paolini and said she would work out a strategy for her next opponent despite knowing there was a slim chance of an exit if Gauff prevailed in three sets.
World No. 1 Aryna Sabalenka proved a class above American eighth seed Amanda Anisimova to win the US Open women's final on Saturday.
Defending champion Aryna Sabalenka staged a grand fightback to beat Jessica Pegula 4-6, 6-3, 6-4 and enter the women's singles final at the US Open on Thursday.
Elena Rybakina qualified for the WTA Finals' last four, beating an error-prone Iga Swiatek 3-6, 6-1, 6-0 on Monday, while Amanda Anisimova beat fellow American Madison Keys 4-6, 6-3, 6-2 in Riyadh.
Both US Open champions share a fun connection off the court: They were born on the same day, May 5.
'I had a deja vu moment on court. I had match point on the same side of the court, went for the same serve and was telling myself the same things. I had goosebumps, it was really special. It's great to win here again.'
Catherine, Princess of Wales, made a heartfelt return to Centre Court on Saturday, surprising and delighting fans at the Wimbledon women's final-her first at the event since revealing her cancer diagnosis.
Sharing pictures on their X handle, Wimbledon posted: 'Jannik Sinner and Iga Swiatek share a dance at the Champions' Dinner.'
Naomi Osaka produced a commanding performance to knock out third seed Coco Gauff.
Aryna Sabalenka is the first woman to win back to back US Open singles titles since Serena Williams in 2014.
At an oven-like Centre Court where the temperature climbed to 30 degrees Celsius, Sabalenka twice rushed to the aid of ill fans by supplying bottles of cold water and an ice pack, before she cracked under pressure from her opponent in the 10th game.
Defending champion Jannik Sinner, who has been recovering from illness, received a more favourable route to the US Open final than Carlos Alcaraz while Aryna Sabalenka will be tested in her bid to retain her title after the draw was made on Thursday.
A visibly emotional Putintseva lost 6-0, 6-0, in a match lasting only 44 minutes.
Aryna Sabalenka shocks fans with topless holiday post after Wimbledon heartbreak.
'I just don't want to face that hate again.'
Once a beaming Anisimova had lifted herself off the ground, she scooped up her three-year-old nephew Jackson for a victory lap.