# Zhang Kailin

Zhang Kailin (Chinese: 张恺琳; pinyin: Zhāng Kǎilín; Mandarin pronunciation:; born 28 January 1990) is a former tennis player from China.
Zhang has won one doubles title on WTA 125 tournaments along five singles and 15 doubles titles on the ITF Circuit. On 12 September 2016, she reached her best singles ranking of world No. 103. On 20 June 2016, she peaked at No. 85 in the doubles rankings.
Partnering Han Xinyun, Zhang won her first $50k tournament in April 2014 at the ITF event in Anning, defeating Varatchaya Wongteanchai and Zhang Ling in the final. Three months later, again on the side of Han, Zhang won her second $50k title in Wuhan.

## WTA 125 tournament finals
### Doubles: 2 (1 title, 1 runner–up)

| Result | W–L | Date | Tournament | Surface | Partner | Opponents | Score |
| Loss | 0–1 | Oct 2014 | Ningbo International, China | Hard | Han Xinyun | Arina Rodionova Olga Savchuk | 6–4, 6–7$^{(2)}$, [6–10] |
| Win | 1–1 | Sep 2015 | Dalian Open, China | Hard | Zheng Saisai | Chan Chin-wei Darija Jurak | 6–3, 6–4 |

## ITF Circuit finals
### Singles: 14 (5 titles, 9 runner–ups)

* Legend
* $100,000 tournaments
* $50/60,000 tournaments
* $25,000 tournaments
* $15,000 tournaments
* $10,000 tournaments
* Finals by surface
* Hard (4–8)
* Clay (1–1)
* Grass (0–0)
* Carpet (0–0)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Loss | 0–1 | Jun 2011 | ITF Jakarta, Indonesia | 10,000 | Hard | Ayu Fani Damayanti | 4–6, 3–6 |
| Loss | 0–2 | Jul 2012 | ITF Huzhu, China | 15,000 | Clay | Liu Chang | 3–6, 4–6 |
| Win | 1–2 | Mar 2014 | ITF Shenzhen, China | 10,000 | Hard | Tian Ran | 6–0, 5–7, 6–1 |
| Loss | 1–3 | Mar 2014 | ITF Shenzhen, China | 10,000 | Hard | Tang Haochen | 3–6, 2–6 |
| Win | 2–3 | May 2014 | ITF Zhengzhou, China | 25,000 | Hard | Xu Yifan | 7–5, 6–4 |
| Loss | 2–4 | Jan 2015 | ITF Hong Kong | 50,000 | Hard | Misaki Doi | 3–6, 3–6 |
| Loss | 2–5 | Jul 2015 | ITF Bangkok, Thailand | 25,000 | Hard | Wang Qiang | 2–6, 4–6 |
| Win | 3–5 | Oct 2015 | Suzhou Ladies Open, China | 50,000 | Hard | Duan Yingying | 1–6, 6–3, 6–4 |
| Win | 4–5 | Apr 2016 | ITF Nanning, China | 25,000 | Hard | Liu Fangzhou | 6–3, 6–4 |
| Win | 5–5 | May 2016 | Kunming Open, China | 100,000 | Clay | Peng Shuai | 6–1, 0–6, 4–2 ret. |
| Loss | 5–6 | Jan 2018 | ITF Sharm El Sheikh, Egypt | 15,000 | Hard | Katarzyna Kawa | 2–6, 6–4, 2–6 |
| Loss | 5–7 | Jul 2018 | ITF Nonthaburi, Thailand | 25,000 | Hard | Lee Ya-hsuan | 1–6, 3–6 |
| Loss | 5–8 | Aug 2018 | ITF Tsukuba, Japan | 25,000 | Hard | Wang Xiyu | 6–3, 5–7, 5–7 |
| Loss | 5–9 | Feb 2019 | Japan Indoor Championships | 60,000 | Hard (i) | Ylena In-Albon | 2–6, 3–6 |

### Doubles: 21 (15 titles, 6 runner–ups)

* Legend
* $100,000 tournaments
* $50,000 tournaments
* $25,000 tournaments
* $15,000 tournaments
* $10,000 tournaments
* Finals by surface
* Hard (9–6)
* Clay (4–0)
* Grass (2–0)
* Carpet (0–0)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Loss | 0–1 | Jun 2010 | ITF Hefei, China | 10,000 | Hard | Bai Xi | Tian Ran Zheng Saisai | 0–6, 4–6 |
| Win | 1–1 | May 2011 | ITF Jakarta, Indonesia | 10,000 | Hard | Zheng Junyi | Bella Destriana Nadya Syarifah | 6–2, 6–4 |
| Loss | 1–2 | Oct 2011 | ITF Kalgoorlie, Australia | 25,000 | Hard | Xu Yifan | Casey Dellacqua Olivia Rogowska | 1–6, 1–6 |
| Win | 2–2 | Feb 2012 | ITF Antalya, Turkey | 10,000 | Clay | Yang Zhaoxuan | Li Yihong Tang Haochen | 7–6$^{(6)}$, 5–7, [10–8] |
| Loss | 2–3 | May 2012 | ITF Changwon, South Korea | 25,000 | Hard | Yang Zhaoxuan | Liu Wanting Xu Yifan | 4–6, 5–7 |
| Win | 3–3 | Jul 2012 | ITF Huzhu, China | 15,000 | Clay | Li Yihong | Tian Ran Wang Yafan | 3–6, 6–4, [10–6] |
| Win | 4–3 | Feb 2014 | ITF Nonthaburi, Thailand | 10,000 | Hard | Han Xinyun | Katie Boulter Xun Fangying | 6–3, 6–0 |
| Win | 5–3 | Mar 2014 | ITF Shenzhen, China | 10,000 | Hard | Han Xinyun | Chan Chin-wei Liu Chang | 6–3, 2–6, [13–11] |
| Win | 6–3 | Mar 2014 | ITF Shenzhen, China | 10,000 | Hard | Han Xinyun | Gai Ao Wang Yan | 6–0, 6–3 |
| Win | 7–3 | Apr 2014 | ITF Nanning, China | 25,000 | Hard | Han Xinyun | Zhang Ling Zheng Saisai | 7–6$^{(8)}$, 7–6$^{(3)}$ |
| Win | 8–3 | Apr 2014 | Anning Open, China | 50,000 | Clay | Han Xinyun | Varatchaya Wongteanchai Zhang Ling | 6–4, 6–2 |
| Loss | 8–4 | May 2014 | ITF Zhengzhou, China | 25,000 | Hard | Han Xinyun | Chan Chin-wei Liang Chen | 3–6, 3–6 |
| Win | 9–4 | Jul 2014 | ITF Wuhan, China | 50,000 | Hard | Han Xinyun | Miyu Kato Makoto Ninomiya | 6–4, 6–2 |
| Win | 10–4 | Aug 2014 | ITF Tsukuba, Japan | 25,000 | Hard | Han Xinyun | Nicha Lertpitaksinchai Peangtarn Plipuech | 6–4, 6–4 |
| Win | 11–4 | Jul 2015 | ITF Bangkok, Thailand | 25,000 | Hard | Han Xinyun | Kanae Hisami Kotomi Takahata | 6–3, 6–4 |
| Loss | 11–5 | Oct 2015 | Suzhou Ladies Open, China | 50,000 | Hard | Tian Ran | Yang Zhaoxuan Zhang Yuxuan | 6–7$^{(4)}$, 2–6 |
| Loss | 11–6 | Oct 2015 | Nanjing Ladies Open, China | 100,000 | Hard | Chan Chin-wei | Shuko Aoyama Eri Hozumi | 5–7, 7–6$^{(7)}$, [7–10] |
| Win | 12–6 | Apr 2016 | ITF Kashiwa, Japan | 25,000 | Hard | Yang Zhaoxuan | You Xiaodi Zhu Lin | 7–5, 2–6, [11–9] |
| Win | 13–6 | May 2016 | Kunming Open, China | 100,000 | Clay | Wang Yafan | Varatchaya Wongteanchai Yang Zhaoxuan | 6–7$^{(3)}$, 7–6$^{(2)}$, [10–1] |
| Win | 14–6 | May 2016 | Eastbourne Trophy, UK | 50,000 | Grass | Yang Zhaoxuan | Asia Muhammad Maria Sanchez | 7–6$^{(5)}$, 6–1 |
| Win | 15–6 | Jun 2016 | Ilkley Trophy, UK | 50,000 | Grass | Yang Zhaoxuan | An-Sophie Mestach Storm Sanders | 6–3, 7–6$^{(5)}$ |