Guo Hanyu (Chinese: 郭涵煜; pinyin: Guō Hányù; Mandarin pronunciation: [kwó xǎn ŷ]; born 18 May 1998) is a Chinese professional tennis player. On 4 March 2024, she peaked at world No. 35 in the doubles rankings. On 23 October 2017, she achieved a career-high singles ranking of No. 278.

She has won one WTA Tour doubles titles, along with four titles in singles and eleven in doubles on the ITF Women's Circuit.

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.

Guo won her first WTA title at the 2023 Guangzhou Open with Jiang Xinyu.^[1] She reached the final of the 2023 Ningbo Open with Jiang Xinyu.^[2]

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.^{[citation needed]} She received a wildcard for the Jiangxi Open but lost to Leylah Fernandez.^[3] At the same tournament, she reached the semifinals in doubles with Jiang.^{[citation needed]}

Following a fourth final at the Thailand Open in Hia Hin, partnering with Jiang Xinyu,^[4] and a first third-round showing on her debut at a major, at the 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.^{[citation needed]}

In August, Guo won the Monterrey Open doubles title with Monica Niculescu, after beating Giuliana Olmos and Alexandra Panova in the match tiebreaker.^[5] Partnering Moyuka Uchijima, she won her third WTA Tour doubles title at the 2024 Jiangxi Open, defeating Katarzyna Piter and Fanny Stollár in the final.^[6]

Partnering with Alexandra Panova, Guo won the doubles title at the Adelaide International, defeating Beatriz Haddad Maia and Laura Siegemund in the final in straight sets.^[7]

Result	W–L	Date	Tournament	Tier	Surface	Partner	Opponent	Score
Win	1–1	Sep 2023	Guangzhou Open, China	WTA 250	Hard	Jiang Xinyu	Eri Hozumi Makoto Ninomiya	6–3, 7–6(7–4)
Loss	0–1	Sep 2023	Ningbo Open, China	WTA 250	Hard	Jiang Xinyu	Vera Zvonareva Laura Siegemund	6–4, 3–6, [5–10]
Loss	1–2	Jan 2024	Hobart International, Australia	WTA 250	Hard	Jiang Xinyu	Chan Hao-ching Giuliana Olmos	3–6, 3–6
Loss	1–3	Feb 2024	Hua Hin Championships, Thailand	WTA 250	Hard	Jiang Xinyu	Miyu Kato Aldila Sutjiadi	4–6, 6–1, [7–10]
Win	2–3	Aug 2024	Monterrey Open, Mexico	WTA 500	Hard	Monica Niculescu	Alexandra Panova Giuliana Olmos	3-6, 6-3, [10-4]
Win	3–3	Oct 2024	Jiangxi Open, China	WTA 250	Hard	Moyuka Uchijima	Katarzyna Piter Fanny Stollár	7–6(7–5), 7–5
Win	4–3	Jan 2025	Adelaide International, Australia	WTA 500	Hard	Alexandra Panova	Beatriz Haddad Maia Laura Siegemund	7–5, 6–4

Result	W–L	Date	Tournament	Surface	Partner	Opponents	Score
Loss	0–1	Sep 2017	Dalian Open, China	Hard	Ye Qiuyu	Lu Jingjing You Xiaodi	6–7(2), 6–4, [5–10]
Loss	0–2	May 2018	Kunming Open, China	Clay	Sun Xuliu	Dalila Jakupović Irina Khromacheva	1–6, 1–6

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Loss	0–1	Sep 2016	ITF Guiyang, China	25,000	Hard	Sabina Sharipova	7–6(1), 6–7(0), 4–6
Win	1–1	Oct 2016	ITF Hua Hin, Thailand	10,000	Hard	Karman Thandi	6–3, 6–3
Loss	1–2	Feb 2017	ITF Nanjing, China	15,000	Hard	Cristiana Ferrando	0–6, 2–6
Loss	1–3	Oct 2017	Suzhou Ladies Open, China	60,000	Hard	Sara Errani	1–6, 0–6
Loss	1–4	Mar 2017	ITF Nanchang, China	15,000	Clay (i)	Lu Jiaxi	6–7(4), 3–6
Win	2–4	Jun 2019	ITF Luzhou, China	25,000	Hard	Xun Fangying	6–2, 6–1
Win	3–4	Feb 2023	ITF Kuala Lumpur, Malaysia	15,000	Hard	Ayumi Koshiishi	6–4, 6–3
Loss	3–5	Mar 2023	ITF Kuching, Malaysia	15,000	Hard	Ayumi Koshiishi	7–5, 2–6, 1–6
Win	4–5	Sep 2023	ITF Guiyang, China	25,000	Hard	Liu Fangzhou	7–5, 2–6, 6–4
Loss	4–6	Sep 2024	ITF Fuzhou, China	W50	Hard	Daria Kudashova	1–6, 1–6
Win	5–6	Oct 2024	ITF Qiandaohu, China	W35	Hard	Wang Meiling	6–2, 6–2

Result	W–L	Date	Tournament	Tier	Surface	Partner	Opponents	Score
Win	1–0	Jun 2016	ITF Anning, China	10,000	Clay	Lu Jiaxi	Sheng Yuqi Xin Yuan	6–3, 6–4
Loss	1–1	Sep 2016	Zhuhai Open, China	50,000	Hard	Jiang Xinyu	Ankita Raina Emily Webley-Smith	4–6, 4–6
Loss	1–2	Oct 2016	ITF Hua Hin, Thailand	10,000	Hard	Lu Jiaxi	Zhang Yukun Nudnida Luangnam	2–6, 3–6
Loss	1–3	Feb 2017	ITF Nanjing, China	15,000	Hard	Tang Haochen	Li Yihong Zhang Ying	7–5, 3–6, [3–10]
Loss	1–4	Apr 2017	ITF Nanjing, China	25,000	Hard	Gai Ao	Lu Jingjing Valeria Savinykh	4–6, 4–6
Win	2–4	Jan 2018	ITF Orlando, United States	25,000	Clay	Hsu Ching-wen	Ulrikke Eikeri Ilona Kremen	6–3, 3–6, [12–10]
Loss	2–5	Apr 2018	Blossom Cup, China	60,000	Hard	Wang Xinyu	Han Xinyun Ye Qiuyu	6–7(3), 6–7(6)
Loss	2–6	May 2018	ITF Wuhan, China	25,000	Hard	Zhang Ying	Mai Minokoshi Erika Sema	4–6, 1–6
Loss	2–7	Jul 2018	ITF Nonthaburi, Thailand	25,000	Hard	Peangtarn Plipuech	Robu Kajitani Lee Pei-chi	4–6, 2–6
Loss	2–8	Oct 2018	ITF Nanning, China	25,000	Hard	Feng Shuo	Kim Na-ri Ye Qiuyu	3–6, 0–6
Win	3–8	Mar 2019	ITF Nanchang, China	15,000	Clay (i)	Zheng Wushuang	Ma Yexin Mei Yamaguchi	6–0, 6–1
Loss	3–9	Mar 2019	ITF Nanchang, China	15,000	Clay (i)	Tang Qianhui	Cao Siqi Guo Meiqi	4–6, 6–4, [8–10]
Loss	3–10	Jun 2019	ITF Luzhou, China	25,000	Hard	Ye Qiuyu	Feng Shuo Xun Fangying	3–6, 1–6
Win	4–10	Jun 2019	ITF Shenzhen, China	25,000	Hard	Ye Qiuyu	Chen Jiahui Wu Meixu	1–6, 7–6(4), [11–9]
Loss	4–11	Feb 2023	ITF Ipoh, Malaysia	15,000	Hard	Feng Shuo	Li Yu-yun Anastasiia Poplavska	5–7, 2–6
Win	5–11	Feb 2023	ITF Kuala Lumpur, Malaysia	15,000	Hard	Li Yu-yun	Anchisa Chanta Ayaka Okuno	6–0, 2–6, [10–2]
Win	6–11	Mar 2023	ITF Kuching, Malaysia	15,000	Hard	Li Yu-yun	Feng Shuo Guo Meiqi	6–2, 6–3
Win	7–11	Apr 2023	ITF Jakarta, Indonesia	25,000	Hard	Cody Wong	Choi Ji-hee Park So-hyun	6–2, 7–6(6)
Loss	7–12	May 2023	ITF Goyang, Korea	25,000	Hard	Tang Qianhui	Luksika Kumkhum Punnin Kovapitukted	3–6, 6–1, [6–10]
Win	8–12	Jun 2023	ITF Changwon, Korea	25,000	Hard	Jiang Xinyu	Cho I-hsuan Cho Yi-tsen	7–6(4), 7–6(1)
Win	9–12	Aug 2023	Kunming Open, China	40,000	Clay	Jiang Xinyu	Zhibek Kulambayeva Lanlana Tararudee	6–2, 6–0
Win	10–12	Sep 2023	ITF Guiyang, China	25,000	Hard	Jiang Xinyu	Cho I-hsuan Cho Yi-tsen	7–5, 6–4
Win	11–12	Nov 2023	Takasaki Open, Japan	100,000	Hard	Jiang Xinyu	Momoko Kobori Ayano Shimizu	7–6(5), 5–7, [10–5]

• Guo Hanyu at the Women's Tennis Association
• Guo Hanyu at the International Tennis Federation