Background and career
Zheng Saisai (Chinese: 郑赛赛; born 5 February 1994) is a Chinese professional tennis player. She has a best singles ranking of 34, achieved in March 2020, and a career-high doubles ranking of world No. 15, achieved in July 2016. In her career, she has won one singles title in 2019 (at the Premier event in Silicon Valley), and six doubles titles on the WTA Tour. She also reached the final of the 2019 French Open with compatriot Duan Yingying.
In addition, she has won three singles and three doubles titles at WTA 125 tournaments, as well as twelve singles and nine doubles titles on the ITF Women's Circuit.
Playing for China Fed Cup team, Zheng has a win–loss record of 11–7 as of May 2026.
