Here is a list of US Open women's singles champions since the open era began in 1968:
Hewitt, the 2001 champion, received his wildcard via a reciprocal agreement with Tennis Australia, which will grant an American a wild card into next year's Australian Open, and was among 16 players who received wildcard entries.
Novak Djokovic cruised past Germany's Jan-Lennard Struff 6-3, 6-1 on Wednesday to reach a record-equalling eighth Western & Southern Open semi-final in New York where he will face Spaniard Roberto Bautista Agut.
The German sixth seed, who has not won a title since winning at Flushing Meadows last year, never got into the match against the 2016 WTA newcomer of the year.
Former world number one Caroline Wozniacki eased into the semi-finals of the US Open on Tuesday with a ruthless 6-0, 6-2 win over wounded Latvian Anastasija Sevastova.
Top seed Novak Djokovic made quick work of Tennys Sandgren at the Western and Southern Open on Tuesday, never dropping serve en route to a 6-2, 6-4 win over the American, while big-serving Milos Raonic enjoyed a straight sets win over Andy Murray.
'I think we should have a heat rule, it's not healthy to be out there getting dizzy and stuff and the poor ball kids out there. There should definitely be a heat rule looked at and put into place'
Five-time Grand Slam champion Sharapova, who won at Flushing Meadows in 2006, struggled with her serve at times in the opening set but Schnyder failed to take full advantage.
World number one Iga Swiatek beat Tunisia's Ons Jabeur 6-2, 7-6(5) in the US Open final on Saturday to claim her maiden trophy at Flushing Meadows and third Grand Slam title.
Following is a list of Serena Williams' 23 grand slam singles titles after the American surpassed Steffi Graf's professional era record with victory at the Australian Open on Saturday:
Naomi Osaka produced a commanding performance to knock out third seed Coco Gauff.
New York Governor Andrew Cuomo on Tuesday gave the green light for the US Open to be held from August 31-September 13 without fans as part of the state's reopening from shutdowns related to the COVID-19 outbreak.
Following is a list of biggest shocks in women's tennis after Italian outsider Roberta Vinci, ranked 43rd, beat world number one Serena Williams in the US Open semi-finals on Friday to deny the American a chance to complete a calendar year Grand Slam.
Novak Djokovic kept his unbeaten streak in 2020 alive as he survived a terrible start to defeat Milos Raonic 1-6, 6-3, 6-4 in the final of the Western & Southern Open on Saturday.
Ana Konjuh has opened some eyes at Flushing Meadows as the 18-year-old former world number one junior emerged to reach her first Grand Slam quarter-final at the US Open.
Nadal will next face Ukraine's Alexandr Dolgopolov.
While the year's final grand slam is just underway tennis fans have circled Sept. 8 when, if all goes to form, Nadal and Federer would meet to decide a place in the final.
Five-times champion Roger Federer reached his first US Open final in six years as he raced past fellow Swiss Stan Wawrinka 6-4, 6-3, 6-1 at Flushing Meadows in the semi-finals on Friday.
'I definitely think it's the time to just switch off from any future thoughts or any plans, any schedule. I've got absolutely no clue. Right now, no care in the world, I'm just loving life.'
World No 1 Novak Djokovic beat Roger Federer 6-4, 5-7, 6-4, 6-4 to win the US Open title at the Flushing Meadows in New York on Sunday.
Novak Djokovic became the oldest man to reach the quarter-finals at all four Grand Slams in a single season.
'Leylah asking for the mic back to acknowledge 9/11 was one of the classiest, most empathetic, and mature things I've ever seen in a post-game moment ... and she's only 19. I'm blown away'
Masks were required and high-fives banned, with signs reminding those in attendance to maintain proper social distancing.
Entering their third Grand Slam final of the year, Leander Paes and Martina Hingis continued their golden run as mixed doubles pair as they beat Bethanie Mattek-Sands and Sam Querrey 6-4, 3-6, 10-7 to win the U.S. Open Mixed Doubles title at the Louis Armstrong stadium on Friday.
Fifth seed Simona Halep narrowly avoided a third-round upset with a 6-1, 2-6, 6-4 win over Hungary's Timea Babos on Saturday to keep her US Open title hopes alive.
Serena Williams was sent spinning out of the Western and Southern Open by Maria Sakkari on Tuesday after the Greek rallied from a set down to beat the 23-times Grand Slam champion 5-7, 7-6(5), 6-1 and reach the quarter-finals.
Roger Federer launched his bid for an 18th grand slam title with a workmanlike 6-3, 6-4, 7-6 (4) win over Marinko Matosevic to ease into the second round of the US Open on Tuesday, with NBA great Michael Jordan leading the cheering.
Eugenie Bouchard slumped to a first-round defeat at the US Open on Tuesday but the Canadian might yet leave Flushing Meadows a big winner with her lawsuit against the Grand Slam and United States Tennis Association still to hit the courts.
The United States Tennis Association (USTA) will reveal plans to build a retractable roof over the centre court at Arthur Ashe Stadium as part of major changes to the U.S. Open venue in Flushing Meadows.
Images from Day 6 of the 2021 US Open in New York on Saturday.
Serena Williams will be wary of another semi-final slip-up when she takes to the Arthur Ashe Stadium court on Thursday to face 10th seed Karolina Pliskova for a spot in the US Open final.
Chasing a sixth US Open title, Federer needed just one hour and 46 minutes under a closed roof at Arthur Ashe Stadium to put away the 31st seed Lopez, leaving plenty in the tank after being forced to go the distance in his opening two matches.
Dolgopolov, who advanced to the 2nd round of the US Open on Wednesday, said he could not remember ever being approached to fix a match.
The 24-year-old started brightly by taking the first set off the 19th seed on Monday but his lack of match fitness told as, despite frequent treatment from the trainer, he lost the next three to bow out at the first hurdle in a third straight grand slam.
The organisers of the US Open said on Thursday a decision on whether to hold the Grand Slam this year amid the coronavirus outbreak will be made in June, and playing it without fans is on the table but highly unlikely. The US Open, which is scheduled to run from August 31 to September 13, is both the largest and loudest of the four Grand Slam events on the tennis calendar and United States Tennis Association (USTA) chief executive Mike Dowse does not anticipate that changing.
Four years ago Berrettini was playing a Futures event in Italy and on Wednesday became the first Italian man since Corrado Barazzutti 42 years ago to reach the US Open semi-finals.
World number eight Williams, who captured the first of her six US Open titles two years before her 17-year-old opponent was born, spent the first half of the match trying to find her rhythm but when she did she was off to the races.
Federer has been brandishing an aggressive style of play, forcing the action and rushing in to half-volley weak second serves to forge an advantage.
Since exploding onto the tennis scene as a 14-year-old, Serena Williams has achieved everything on a tennis court - but her incredible collection of titles and trophies barely define the imprint the American has left on her sport.
With Roger Federer and 2018 champion Novak Djokovic having already made exits, Nadal's path to a fourth US Open trophy has been cleared of familiar hurdles.