Chang Kai-chen (Chinese: 張凱貞; pinyin: Zhāng Kǎizhēn; Taiwanese Mandarin: [tsáŋ kʰài tsə́n]; born January 13, 1991), also known as Kelly Chang, is a Taiwanese former professional tennis player.[1]
Career
Her father is Chang Chin-lai and mother is Jun Yu-mei; she has two older brothers, Yao-lun and Yao-chung (both play tennis). Born and raised in Taiwan, an hour from Taipei, Chang splits training between Taiwan and Delray Beach, Florida (International Tennis Academy). 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 hardcourt.
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 doubles rankings.
Playing for Chinese Taipei Fed Cup team, Chang has a win–loss record of 10–8.
Key
| W | F | SF | QF | #R | RR | Q# | P# | DNQ | A | Z# | PO | G | S | B | NMS | NTI | P | NH | 
(W) winner; (F) finalist; (SF) semifinalist; (QF) quarterfinalist; (#R) rounds 4, 3, 2, 1; (RR) round-robin stage; (Q#) qualification round; (P#) preliminary round; (DNQ) did not qualify; (A) absent; (Z#) Davis/Fed Cup Zonal Group (with number indication) or (PO) play-off; (G) gold, (S) silver or (B) bronze Olympic/Paralympic medal; (NMS) not a Masters tournament; (NTI) not a Tier I tournament; (P) postponed; (NH) not held; (SR) strike rate (events won / competed); (W–L) win–loss record.
To avoid confusion and double counting, these charts are updated at the conclusion of a tournament or when the player's participation has ended.
Singles
Doubles
WTA career finals
Singles: 1 (runner–up)
| 
| Legend |  
| Grand Slam tournaments |  
| Premier M & Premier 5 |  
| Premier |  
| International (0–1) |  | 
| Finals by surface |  
| Hard (0–1) |  
| Clay (0–0) |  
| Grass (0–0) |  
| Carpet (0–0) |  | 
Doubles: 4 (4 titles)
| 
| Legend |  
| Grand Slam tournaments |  
| Premier M & Premier 5 |  
| Premier |  
| International (4–0) |  | 
| Finals by surface |  
| Hard (4–0) |  
| Grass (0–0) |  
| Clay (0–0) |  
| Carpet (0–0) |  | 
WTA 125 tournament finals
Singles: 3 (3 runner-ups)
Doubles: 4 (1 title, 3 runner-ups)
| Result | W–L | Date | Tournament | Surface | Partner | Opponents | Score | 
| Loss | 0–1 | Nov 2012 | Taipei Challenger, Taiwan | Carpet (i) |  Olga Govortsova |  Chan Hao-ching 
  Kristina Mladenovic | 7–5, 2–6, [8–10] | 
| Loss | 0–2 | Nov 2014 | Taipei Challenger, Taiwan | Carpet (i) |  Chuang Chia-jung |  Chan Hao-ching 
  Chan Yung-jan | 4–6, 3–6 | 
| Win | 1–2 | Aug 2015 | Jiangxi International, China | Hard |  Zheng Saisai |  Chan Chin-wei 
  Wang Yafan | 6–3, 4–6, [10–3] | 
| Loss | 1–3 | Nov 2016 | Taipei Challenger, Taiwan | Hard (i) |  Chuang Chia-jung |  Natela Dzalamidze 
  Veronika Kudermetova | 6–4, 3–6, [5–10] | 
ITF Circuit finals
| Legend | 
| $100,000 tournaments | 
| $75,000 tournaments | 
| $50/60,000 tournaments | 
| $25,000 tournaments | 
| $10,000 tournaments | 
Singles: 11 (6 titles, 5 runner–ups)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score | 
| Loss | 0–1 | Nov 2007 | ITF Manila, Philippines | 10,000 | Clay | .svg.png) 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 | 
Doubles: 24 (16 titles, 8 runner–ups)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score | 
| Loss | 0–1 | Jul 2006 | ITF Bangkok, Thailand | 10,000 | Hard |  Nguyễn Thùy Dung |  Nungnadda Wannasuk 
  Varatchaya Wongteanchai | 4–6, 4–6 | 
| Loss | 0–2 | Mar 2008 | ITF Sorrento, Australia | 25,000 | Hard |  Hwang I-hsuan | .svg.png) 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 | .svg.png) 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 | .svg.png) Monique Adamczak 
 .svg.png) Storm Sanders | 4–6, 5–7 | 
| Loss | 12–7 | Jun 2017 | Manchester Trophy, UK | 100,000 | Grass |  Marina Erakovic |  Magdalena Fręch 
 .svg.png) 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 | .svg.png) Alexandra Bozovic 
 .svg.png) 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 | 
Wins over top 10 players
References
External links