|Born||7 February 1996|
|Height||1.75 m (5 ft 9 in)|
|Highest ranking||9 (with Li Wenmei 14 January 2020)|
|Current ranking||14 (with Li Wenmei), 77 (with Zhang Shuxian (3 May 2022)|
Zheng Yu (Chinese: 郑雨; pinyin: Zhèng Yǔ; born 7 February 1996) is a Chinese badminton player from the Jiangsu province team. She started playing badminton in 2003, claimed the Jiangsu province title in the singles and doubles category in 2006 and 2007, then was selected to join the national team for the first time in 2010. She was part of the national junior team that won the mixed team gold medals at the 2011 Asian and 2012 World Junior Championships. She won her first senior international title at the BWF Super 500 tournament 2020 Malaysia Masters partnered with Li Wenmei.
The BWF World Tour, which was announced on 19 March 2017 and implemented in 2018, is a series of elite badminton tournaments sanctioned by the Badminton World Federation (BWF). The BWF World Tours are divided into levels of World Tour Finals, Super 1000, Super 750, Super 500, Super 300 (part of the HSBC World Tour), and the BWF Tour Super 100.
|2018||German Open||Super 300||Huang Dongping|| Yuki Fukushima
|21–18, 14–21, 6–21||Runner-up|
|2018||New Zealand Open||Super 300||Cao Tongwei|| Ayako Sakuramoto
|2019||Thailand Masters||Super 300||Li Wenmei|| Puttita Supajirakul
|21–15, 15–21, 10–21||Runner-up|
|2020||Malaysia Masters||Super 500||Li Wenmei|| Du Yue
|21–19, 16–21, 21–12||Winner|
|2021||Denmark Open||Super 1000||Huang Dongping|| Lee So-hee
|2022||All England Open||Super 1000||Zhang Shuxian|| Nami Matsuyama