Tags: Tennis Player.
Chang Kai-chen (traditional Chinese: 張凱貞; simplified Chinese: 张凯贞; pinyin: Zhāng Kǎizhēn; born January 13 1991) is a professional Taiwanese tennis player. Her highest WTA singles ranking is no. 82 which she reached on July 5 2010. Her career high in doubles is no. 65 which she reached on February 11 2013.Chang was born in Taiwan and is a right-handed player. She qualified for the 2009 U.S. Open. Chang beat 25th seed Kaia Kanepi 6–0 2–6 6–2 in her first-round match.