Wikipedia - Carol Zhao

Carol Zhao (Chinese: 赵一羽; born June 20, 1995) is a Canadian tennis player. She reached her highest WTA singles ranking of No. 131 in June 2018, and her career-high junior rank of No. 9 on January 1, 2013. She won the Australian Open junior doubles title in 2013. Zhao was a member of the Stanford University tennis team, ending her college career with a 76–16 overall record and leading the team to win the 2016 NCAA championship. She also was the 2015 NCAA singles runner-up.

She turned professional in June 2016 and was Canada's top singles player from June 11, 2018, to July 23, 2018.