Guo Hanyu

Guo Hanyu (Mandarin pronunciation: ; born 18 May 1998) is a Chinese professional tennis player.

On 4 March 2024, she peaked at No. 35 in the doubles rankings. On 23 October 2017, she achieved a career-high singles ranking of world No. 278. She has won one WTA doubles titles, along with four titles in singles and eleven in doubles on the ITF Women's Circuit.

2017: WTA Tour debut
Partnering Ye Qiuyu, Guo made her WTA Tour main-draw debut at the 2017 Tianjin Open, after defeating Dalila Jakupović and Nina Stojanović in qualifying.

2023: Maiden title, top 100, WTA 1000 debut
She won her first WTA title at the 2023 Guangzhou Open with Jiang Xinyu. She reached the final of the 2023 Ningbo Open with Jiang Xinyu. She received wildcards for the WTA 1000 China Open in doubles and the WTA 500 Zhengzhou Open in the singles event and in doubles with Jiang. She received a wildcard for the Jiangxi Open but lost to Leylah Fernandez. At the same tournament, she reached the semifinals in doubles with Jiang.

2024: Two more tour finals, major debut and third round
Following a fourth final at the Thailand Open in Hia Hin, partnering with Jiang Xinyu, and her first third-round showing on her debut at a major, at the 2024 Australian Open, she reached the top 50 in the rankings on 5 February 2024, and a new career-high on 4 March 2024, at No. 35.