Karolína Plíšková, becoming the first Australian woman to win the title since Evonne Goolagong Cawley in 1980, and the first top seed to win since Serena Williams in 2016. At the Summer Olympics women's singles tournament, Barty lost in the first round to Sara Sorribes Tormo in straight sets. At the Cincinnati Open, she won the title without dropping a set defeating Jil Teichmann in the final. At the US Open, Barty was the favourite to take the title, but was defeated by Shelby Rogers in the third round. After that, she decided to come back to Australia and skip the rest of the season. Nevertheless, Barty achieved the year-end world No. 1 ranking for the third year in a row, matching the feat of Chris Evert, Martina Navratilova, Steffi Graf and Serena Williams, and received the WTA Player of the Year award for the second time. Barty began 2022 at the Adelaide International. She went on to win the title, beating defending champion Iga Świątek and Elena Rybakina in straight sets. At the Australian Open, Barty reached the final losing only one service game and defeated Danielle Collins to become the first Australian woman since Chris O'Neil in 1978 to win the Australian Open. She also became the eighth female player to win a major in three different surfaces, joining Serena Williams as the only two active players at that point to have achieved that feat. Barty did not drop a set during the tournament. Doubles: Spare play, Olympic bronze In 2021, Barty started to partner with Jennifer Brady. They were not able to play many tournaments during the first half of the year, as they had to withdraw from both the Australian Open and the French Open due to injuries, but managed to win the title in Stuttgart. This was Brady's maiden doubles title, and Barty's first one since 2019. At the 2020 Olympics, Barty partnered Storm Sanders in the women's doubles and reached the quarterfinals, where they were beaten by top-seeded Krejčíková and Siniaková, and fellow Grand Slam champion John Peers in the mixed doubles, where they went on to become bronze medalists. At the start of the 2022 season, Barty entered the doubles tournament in Adelaide alongside Sanders and won the title, defeating Darija Jurak Schreiber and Andreja Klepač in the final, subsequently completing the Adelaide sweep. It was the third time Barty won the singles