Latisha Chan (born August 17, 1989), formerly known by her Chinese name Chan Yung-jan (Chinese: 詹詠然; pinyin: Zhān Yǒngrán; Taiwanese Mandarin: [tsán jʊ̀ŋ zǎn, -lǎn]), is a Taiwanese professional tennis player. She is known mainly for her success in doubles competitions, having won 32 titles, including the 2017 US Open in women’s doubles, and the 2018 French Open, 2019 French Open, and 2019 Wimbledon Championships in mixed doubles. She also finished runner-up in three other Grand Slam finals: the 2007 and 2015 Australian Open, as well as the 2007 US Open. Highlights of her singles career include the semifinals at the 2006 Japan Open and the final at the PTT Bangkok Open in 2007. She reached her career-high singles ranking of No. 50 on June 11, 2007, and doubles ranking of No. 1 on October 23, 2017, becoming the second-ever Taiwanese world No. 1 doubles player after compatriot Hsieh Su-wei. On 13 August 2018, she returned to the top-ranking in WTA doubles.