View Profile in Charleston), and her tally is also the joint second-highest number in a single WTA match at the US Open since records began to be kept in 1991.
View Profile 7-5, 6-7(5), 7-6(7) in the 2021 second round, has served more. Julia Goerges also fired 21 aces in her 2019 fourth-round loss to Donna Vekic
View Profile 6-2, 4-6, 7-6[8], sealing the win in the first super-tiebreak of her singles career. Former US Open finalist Pliskova has not lost a deciding tiebreak since the 2019 Birmingham second round, where she was defeated 6-2, 3-6, 7-6(7) by twin sister Kristyna.
View Profile 's winning percentage in tiebreaks over the past 52 weeks. The No.4 seed improved this number again with her 3-6, 7-6(4), 6-3 win over Lesia Tsurenko
View Profile won their first round 3-6, 6-2, 6-3, reeling off six straight games from 2-0 down in the second set and five straight games from 3-1 down in the third. Begu had been winless in three previous meetings with Mertens, including in the second round of this year's Australian Open.
63 - The all-time record for consecutive Grand Slam main draw appearances, set by Alizé Cornet in her 6-3, 6-3 victory over defending champion Emma Raducanu
View Profile . Cornet had not missed a major since qualifying for the 2007 Australian Open as a 17-year-old, losing to Daniela Hantuchova in the first round. Previously, she had been tied at 62 appearances with Ai Sugiyama.
91 - The all-time record for overall Grand Slam main draw appearances, extended by Venus Williams in her 6-1, 7-6(5) loss to Alison Van Uytvanck. Venus made her major debut as a 17-year-old at Roland Garros 1997, defeating Naoko Sawamatsu 6-2, 6-7(2), 7-5 in the first round before falling 5-7, 6-3, 7-5 to Nathalie Tauziat in the second.
View Profile 's record against Top 30 opposition prior to breaking that duck with a 6-4, 6-4 upset of Wimbledon champion Elena Rybakina
View Profile . Burel's season record ahead of the US Open was just 9-20 (5-11 at WTA main draw level), but the Frenchwoman has now won four in a row after backing up a successful qualifying campaign with a career-best victory.
View Profile in July and August. The American surged from No.130 to a career-high of No.45 in the space of seven weeks after winning her first two Hologic WTA Tour titles in Budapest and Hamburg, then reaching the Concord 125 final and the Cleveland semifinals. However, Pera's hot streak came to an end in the first round of the US Open with a 6-4, 6-4 loss to Anhelina Kalinina
17 - Former Grand Slam semifinalists remaining in the draw, 10 of whom have previously reached the last four at the US Open. Each quarter still contains at least one player who has reached the final at Flushing Meadows: Sloane Stephens (first quarter), Victoria Azarenka
View Profile were the only victors on Day 1. They were joined on Day 2 by Zheng Qinwen and the youngest player left, 17-year-old qualifier Linda Fruhvirtova
View Profile . The Czech defeated Wang Xinyu 6-3, 6-4 on her Grand Slam main draw debut.
View Profile led No.21 seed Petra Kvitova 5-2 before falling 7-6(3), 6-0.
3 - Players sealing their first Grand Slam main draw win on Day 2. Along with Fruhvirtova, there were victories for fellow qualifiers Cristina Bucsa
View Profile 6-4, 6-4 over Kaja Juvan, and Yuan Yue 6-3, 6-2 over Jaimee Fourlis. Bucsa had been 0-3 in Grand Slam main draws since making her debut at the 2021 US Open.
View Profile 6-4, 4-6, 4-3, having just broken serve in the deciding set, when rain forced play to be abandoned. Should Stearns come back to win when they resume on Day 2, she will join the ranks of first-time Grand Slam winners.