Product Code Database
Chang Kai-chen (p=Zhāng Kǎizhēn; ; born January 13, 1991), also known as Kelly Chang, is a Taiwanese former professional
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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 Pan Pacific Open, Chang defeated world No. 1, Dinara Safina, 7–6, 4–6, 7–5 in her second-round match.
In July 2010, she reached her career-high singles ranking of world No. 82. In February 2013, she peaked at No. 65 in the WTA rankings doubles rankings.
Playing for Chinese Taipei Fed Cup team, Chang has a win–loss record of 10–8.
| Australian Open | A | 1R | 1R | 2R | 1R | A | 2R | Q2 | Q2 | 2–5 |
| French Open | A | 1R | Q2 | 1R | Q1 | A | A | Q1 | Q2 | 0–2 |
| Wimbledon | A | 2R | 1R | A | A | A | A | Q3 | 1R | 1–3 |
| US Open | 2R | 2R | A | A | A | A | Q1 | Q1 | A | 2–2 |
| Win–loss | 1–1 | 2–4 | 0–2 | 1–2 | 0–1 | 0–0 | 1–1 | 0–0 | 0–1 | 5–12 |
| Australian Open | 1R | 1R | 0–2 | |||||
| French Open | 1R | 1R | 1R | 0–3 | ||||
| Wimbledon | 2R | 1R | 2R | 2–3 | ||||
| US Open | 1R | 0–1 | ||||||
| Win–loss | 1–3 | 0–2 | 0–0 | 0–2 | 1–1 | 0–0 | 0–1 | 2–9 |
| {class=wikitable style="font-size:90%" |
| Grand Slam tournaments |
| Premier M & Premier 5 |
| Premier |
| International (0–1) |
| Hard (0–1) |
| Clay (0–0) |
| Grass (0–0) |
| Carpet (0–0) |
| Loss | 0–1 | Japan Women's Open | International | Hard | Heather Watson | 5–7, 7–5, 6–7(4) |
| {class=wikitable style="font-size:90%" |
| Grand Slam tournaments |
| Premier M & Premier 5 |
| Premier |
| International (4–0) |
| Hard (4–0) |
| Grass (0–0) |
| Clay (0–0) |
| Carpet (0–0) |
| Win | 1–0 | Japan Women's Open | International | Hard | Lilia Osterloh | Shuko Aoyama Rika Fujiwara | 6–0, 6–3 | |
| Win | 2–0 | Malaysian Open | International | Hard | Chuang Chia-jung | Chan Hao-ching Rika Fujiwara | 7–5, 6–4 | |
| Win | 3–0 | Citi Open | International | Hard | Shuko Aoyama | Irina Falconi Chanelle Scheepers | 7–5, 6–2 | |
| Win | 4–0 | Malaysian Open | International | Hard | Shuko Aoyama | Janette Husárová Zhang Shuai | 6–7(4), 7–6(4), 14–12 |
| Loss | 0–1 | Taipei Open, Taiwan | Carpet (i) | Kristina Mladenovic | 4–6, 3–6 | |
| Loss | 0–2 | Jiangxi International, China | Hard | Jelena Janković | 3–6, 6–7(6) | |
| Loss | 0–3 | Taipei Challenger, Taiwan | Hard (i) | Evgeniya Rodina | 4–6, 3–6 |
| Loss | 0–1 | Taipei Challenger, Taiwan | Carpet (i) | Olga Govortsova | Chan Hao-ching Kristina Mladenovic | 7–5, 2–6, 8–10 | |
| Loss | 0–2 | Taipei Challenger, Taiwan | Carpet (i) | Chuang Chia-jung | Chan Hao-ching Chan Yung-jan | 4–6, 3–6 | |
| Win | 1–2 | Jiangxi International, China | Hard | Zheng Saisai | Chan Chin-wei Wang Yafan | 6–3, 4–6, 10–3 | |
| Loss | 1–3 | Taipei Challenger, Taiwan | Hard (i) | Chuang Chia-jung | Natela Dzalamidze Veronika Kudermetova | 6–4, 3–6, 5–10 |
| $100,000 tournaments |
| $75,000 tournaments |
| $50/60,000 tournaments |
| $25,000 tournaments |
| $10,000 tournaments |
| Loss | 0–1 | Nov 2007 | ITF Manila, Philippines | 10,000 | Clay | Nicole Riner | 3–6, 2–6 |
| Loss | 0–2 | Feb 2008 | ITF Mildura, Australia | 25,000 | Grass | Marina Erakovic | 3–6, 1–6 |
| Win | 1–2 | May 2008 | Kurume Cup, Japan | 50,000 | Carpet | Alexandra Panova | 7–5, 6–3 |
| Loss | 1–3 | May 2009 | Fukuoka International, Japan | 50,000 | Grass | Nikola Hofmanova | 3–6, 2–6 |
| Win | 2–3 | Oct 2011 | Kōfu International Open, Japan | 50,000 | Hard | Mandy Minella | 6–4, 1–6, 6–4 |
| Loss | 2–4 | Aug 2014 | ITF Tsukuba, Japan | 25,000 | Hard | Junri Namigata | 0–6, 6–7 |
| Win | 3–4 | Mar 2015 | ITF Jiangmen, China | 10,000 | Hard | Zhao Di | 6–2, 6–1 |
| Loss | 3–5 | May 2015 | ITF Xuzhou, China | 50,000 | Hard | Luksika Kumkhum | 6–1, 5–7, 1–6 |
| Win | 4–5 | Sep 2015 | Zhuhai Open, China | 50,000 | Hard | Zhang Yuxuan | 4–6, 6–1, 7–6(0) |
| Win | 5–5 | Oct 2016 | ITF Iizuka, Japan | 25,000 | Hard | Jang Su-jeong | 6–3, 6–4 |
| Win | 6–5 | Oct 2016 | Suzhou Ladies Open, China | 50,000 | Hard | Wang Yafan | 4–6, 6–2, 6–1 |
| Loss | 0–1 | Jul 2006 | ITF Bangkok, Thailand | 10,000 | Hard | Nguyễn Thùy Dung | 4–6, 4–6 | |
| Loss | 0–2 | Mar 2008 | ITF Sorrento, Australia | 25,000 | Hard | Hwang I-hsuan | Monique Adamczak Melanie South | 2–6, 4–6 |
| Win | 1–2 | May 2008 | Kurume Cup, Japan | 50,000 | Carpet | Hwang I-hsuan | Erika Sema Yurika Sema | 6–3, 2–6, 10–6 |
| Loss | 1–3 | May 2008 | ITF Gunma, Japan | 25,000 | Carpet | Hwang I-hsuan | Erika Sema Yurika Sema | 3–6, 6–2, 7–10 |
| Win | 2–3 | Nov 2008 | Pune Championships, India | 25,000 | Hard | Hwang I-hsuan | Elora Dabija Bojana Jovanovski | 5–7, 6–2, 10–7 |
| Win | 3–3 | Apr 2009 | ITF Changwon, South Korea | 25,000 | Hard | Chen Yi | Elena Baltacha Amanda Elliott | 6–4, 6–1 |
| Win | 4–3 | Apr 2009 | ITF Gimcheon, South Korea | 25,000 | Hard | Chen Yi | Chang Kyung-mi Lee Jin-a | 6–1, 7–5 |
| Loss | 4–4 | May 2009 | Kurume Cup, Japan | 50,000 | Carpet | Ayaka Maekawa | Lu Jingjing Sun Shengnan | 3–6, 2–6 |
| Win | 5–4 | Jul 2009 | Lexington Challenger, United States | 50,000 | Hard | Tetiana Luzhanska | Jacqueline Cako Alison Riske | 6–3, 6–2 |
| Wi | 6–4 | Aug 2010 | Vancouver Open, Canada | 75,000 | Hard | Heidi El Tabakh | Irina Falconi Amanda Fink | 3–6, 6–3, 10–4 |
| Win | 7–4 | Nov 2010 | Taipei Ladies Open, Taiwan | 100,000 | Carpet (i) | Chuang Chia-jung | Sania Mirza Hsieh Su-wei | 6–4, 6–2 |
| Win | 8–4 | Sep 2012 | Ningbo International, China | 100,000 | Hard | Shuko Aoyama | Tetiana Luzhanska Zheng Saisai | 6–2, 7–5 |
| Win | 9–4 | May 2015 | ITF Wuhan, China | 50,000 | Hard | Han Xinyun | Liu Chang Lu Jiajing | 6–0, 6–3 |
| Win | 10–4 | May 2015 | ITF Xuzhou, China | 50,000 | Hard | Han Xinyun | Cao Siqi Zhou Mingjun | 6–3, 6–2 |
| Loss | 10–5 | Jul 2016 | ITF Wuhan, China | 50,000 | Hard | Duan Yingying | Shuko Aoyama Makoto Ninomiya | 4–6, 4–6 |
| Win | 11–5 | May 2017 | Open de Cagnes-sur-Mer, France | 100,000 | Clay | Hsieh Su-wei | Raluca Olaru Renata Voráčová | 7–5, 6–1 |
| Win | 12–5 | May 2017 | Open Saint-Gaudens, France | 60,000 | Clay | Han Xinyun | Montserrat González Sílvia Soler Espinosa | 7–5, 6–1 |
| Loss | 12–6 | Jun 2017 | Surbiton Trophy, UK | 100,000 | Grass | Marina Erakovic | Monique Adamczak Storm Sanders | 4–6, 5–7 |
| Loss | 12–7 | Jun 2017 | Manchester Trophy, UK | 100,000 | Grass | Marina Erakovic | Magdalena Fręch An-Sophie Mestach | 4–6, 6–7(5) |
| Loss | 12–8 | May 2018 | ITF Incheon, Korea | 25,000 | Hard | Hsu Ching-wen | Han Na-lae Kim Na-ri | 0–5 ret. |
| Win | 13–8 | Jun 2018 | ITF Daegu, Korea | 25,000 | Hard | Hsu Ching-wen | Shiho Akita Misaki Doi | 2–1 ret. |
| Win | 14–8 | Feb 2019 | Launceston International, Australia | 60,000 | Hard | Hsu Ching-wen | Alexandra Bozovic Isabelle Wallace | 6–2, 6–4 |
| Win | 15–8 | Mar 2019 | Kōfu International Open, Japan | 25,000 | Hard | Hsu Ching-wen | Emina Bektas Tara Moore | 6–1, 6–3 |
| Win | 16–8 | Mar 2019 | ITF Kōfu, Japan | 25,000 | Hard | Hsu Ching-wen | Xun Fangying You Xiaodi | 6–3, 6–4 |
| 1. | Dinara Safina | 1 | Pan Pacific Open | Hard | 2R | 7–6(5), 4–6, 7–5 |
| 2. | Marion Bartoli | 10 | Guangzhou Open | Hard | 1R | 4–3 ret. |
| 3. | Samantha Stosur | 5 | Japan Women's Open | Hard | SF | 6–4, 4–6, 7–6(3) |
| 4. | Roberta Vinci | 10 | Malaysian Open | Hard | 1R | 5–7, 6–2, 6–1 |
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