Claire Liu is a professional tennis player, who was born and raised in Thousand Oaks, California. Liu is well-known for being the World Number 1 in the junior rankings in 2017 by victoriously winning the Wimbledon Open junior singles title while finishing the French Open junior as a runner-up. She also partnered with Usue Arconada during the 2016 Wimbledon Open and both of them successfully won the title.
Liu took interest in tennis at an early age. In 2016, she won the Junior Wimbledon Open doubles with Usue Arconada by defeating Catherine McNally and Mariam Bolkvadze. By the following year, she competed for the singles division in the Wimbledon Open and won against Ann Li. She became the first American to win the junior title in the Wimbledon Open since 1992. Because of her victorious win at the Grand Slam, she stepped to the World Number 1 position in the junior rankings.
In 2015, she debuted at the ITF Women’s Circuit and was the youngest player to win a professional tournament. She also competed at the 2015 US Open, where she became a wildcard and defeated Veronica Cepede Royg and Jana Cepelova. However, she loses to Alexandra Panova during the final round. She also partnered with Taylor Fritz, but they were unsuccessful to proceed to the second round when Martina Hingis and Leander Paes beat them.
Liu recorded 2 winnings during the ITF tournament and she received a wildcard for the US Open. Fortunately, she defeated everyone in the qualifying tournament, earning her a ticket to join the singles main draw. However, during the first round of the US Open, she was defeated by Duan Yingying in straight sets. In 2018, she joined the Wimbledon Open, where she lost against Angelique Kerber.
- 2R 2018, 2021 Wimbledon Open
- 2R 2018 US Open
- Q2 2021 French Open
- 1R 2022 Australian Open