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.