Chang Kai-chen
Chang Kai-chen is a Taiwanese tennis player.
Career
Her father is Chin Lai Chang and mother is Yu Mei Jun; she has two older brothers, Yao Lun and Yao Chung. Born and raised in Taiwan, an hour from Taipei, Chang splits training between Taiwan and Delray Beach, Florida. She started playing tennis at age six when introduced to sport by brothers at local tennis club. She is an aggressive baseliner whose favorite shot is backhand, her favorite surface is hard court.She qualified for the 2009 US Open, where she beat 25th seed Kaia Kanepi 6–0, 2–6, 6–2, in her first-round match. At the 2009 Toray Pan Pacific Open, Chang defeated world No. 1, Dinara Safina, 7–6, 4–6, 7–5 in her second-round match.
In July 2010, Chang reached her career-high singles ranking of world No. 82. In February 2013, she peaked at No. 65 in the WTA doubles rankings.
Playing for Chinese Taipei at the Fed Cup, Chang has a win/loss record of 10–8.
Grand Slam performance timelines
Singles
Doubles
WTA career finals
Singles: 1 (1 runner–up)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Loss | 0–1 | 2012 HP Open – Singles| | Japan Women's Open, Japan | International | Hard |  Heather Watson | 5–7, 7–5, 6–7 |
Doubles: 4 (4 titles)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Win | 1–0 | 2010 HP Open – Doubles| | Japan Women's Open, Japan | International | Hard |  Lilia Osterloh |  Shuko Aoyama Rika Fujiwara | 6–0, 6–3 |
| Win | 2–0 | 2012 Malaysian Open – Doubles| | Malaysian Open, Malaysia | International | Hard |  Chuang Chia-jung | Chan Hao-ching Rika Fujiwara | 7–5, 6–4 |
| Win | 3–0 | 2012 Citi Open – Women's Doubles| | Citi Open, United States | International | Hard | Shuko Aoyama | Irina Falconi Chanelle Scheepers | 7–5, 6–2 |
| Win | 4–0 | 2013 Malaysian Open – Doubles| | Malaysian Open, Malaysia | International | Hard | Shuko Aoyama |  Janette Husárová Zhang Shuai | 6–7, 7–6, |