Name: Ying-Ying Duan
Country: China
Birthdate: 03.06.89, 30 years
WTA ranking: 329
TOP ranking's position: 60 (24.04.17, 96000 points)
Points: 158
Prize money: 1727027 $
Matches total: 475
Win: 284
%: 59.79 %
Country: China
Birthdate: 03.06.89, 30 years
WTA ranking: 329
TOP ranking's position: 60 (24.04.17, 96000 points)
Points: 158
Prize money: 1727027 $
Matches total: 475
Win: 284
%: 59.79 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2019 | 8/9 | 8/8 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2018 | 16/23 | 13/18 | 0/1 | 1/1 | 0/1 | 2/2 | 0/0 |
| 2017 | 25/24 | 22/17 | 0/3 | 0/0 | 0/1 | 3/3 | 0/0 |
| 2016 | 24/23 | 18/18 | 0/0 | 0/0 | 0/0 | 6/5 | 0/0 |
| 2015 | 33/21 | 29/18 | 0/2 | 0/0 | 0/0 | 4/1 | 0/0 |
| 2014 | 30/16 | 29/15 | 0/0 | 0/0 | 1/1 | 0/0 | 0/0 |
| 2013 | 26/16 | 26/16 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2012 | 43/15 | 41/14 | 0/0 | 0/0 | 0/0 | 2/1 | 0/0 |
| 2011 | 25/16 | 25/15 | 0/0 | 0/0 | 0/1 | 0/0 | 0/0 |
| 2010 | 25/14 | 22/10 | 0/0 | 3/4 | 0/0 | 0/0 | 0/0 |
| 2009 | 25/8 | 25/8 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2008 | 3/3 | 3/3 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2007 | 1/3 | 1/2 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 |
| TOTAL | 284/191 | 262/162 | 0/7 | 4/6 | 1/4 | 17/12 | 0/0 |
| perc. % | 59.79 % | 61.79 % | 0 % | 40 % | 20 % | 58.62 % | 0 % |
Ying-Ying Duan / scheduled / last
| 17.09.19 03:00 | 1st round | Saisai Zheng  | Ying-Ying Duan | 6-75, 7-63, 6-1 | match details |  Guangzhou | Hard |
Ying-Ying Duan / last 50 matches
| 17.09.19 | 1st round | Saisai Zheng | Ying-Ying Duan | 6-75, 7-63, 6-1 |  | match details | Guangzhou | Hard |
| 10.09.19 | 1st round | Kristina Mladenovic | Ying-Ying Duan | 6-2, 6-3 | | match details | Zhengzhou | Hard |
| 17.08.19 | q 2 | Elizabeth Mandlik | Ying-Ying Duan | 6-3, 0-6, 6-2 | | match details |  New York | Hard |
| 16.08.19 | q 1 | Ying-Ying Duan | Oksana Kalashnikova | 6-2, 6-1 |  | match details | ||
| 12.05.19 | fin | Xinyun Han | Ying-Ying Duan | 4-6, 6-2, 6-2 | | match details | W60 Luan | Hard |
| 11.05.19 | 1/2 | Ying-Ying Duan | Ankita Raina | 6-3, 1-6, 6-2 | | match details | ||
| 10.05.19 | 1/4 | Ying-Ying Duan | Shuyue Ma | 6-4, 6-2 | | match details | ||
| 09.05.19 | 2nd round | Ying-Ying Duan | Peangtarn Plipuech | 6-2, 6-2 | | match details | ||
| 08.05.19 | 1st round | Ying-Ying Duan | Shilin Xu | 6-74, 6-2, 6-3 | | match details | ||
| 23.04.19 | 1st round | Danielle Lao | Ying-Ying Duan | 6-1, 6-2 | | match details | Anning | Clay |
| 05.03.19 | 1st round | Na-Lae Han | Ying-Ying Duan | 6-1, 3-2, Ying-Ying Duan - retired | | match details |  W25 Yokohama | Hard |
| 31.01.19 | 2nd round | Viktorija Golubic | Ying-Ying Duan | 7-64, 7-5 | | match details |  Hua Hin | Hard |
| 29.01.19 | 1st round | Ying-Ying Duan | Pauline Parmentier | 1-6, 6-3, 6-4 | | match details | ||
| 27.01.19 | qual. | Ying-Ying Duan | Xinyun Han | 6-1, 2-6, 7-5 | | match details | ||
| 26.01.19 | q 1 | Ying-Ying Duan | Watsachol Sawasdee | 6-3, 6-3 | | match details | ||
| 09.01.19 | q 1 | Natalia Vikhlyantseva | Ying-Ying Duan | 6-75, 6-4, 6-4 | | match details |  Melbourne | Hard |
| 29.12.18 | q 1 | Anna Blinkova | Ying-Ying Duan | 6-4, 6-4 | | match details | Shenzhen | Hard |
| 13.11.18 | 1st round | Fang Ying Xun | Ying-Ying Duan | 7-67, 7-65 | | match details | .png){kind=small} Taipei | Carpet |
| 07.11.18 | 1st round | Olga Doroshina | Ying-Ying Duan | 6-4, 1-6, 6-3 | | match details | Shenzhen | Hard |
| 18.10.18 | 2nd round | Saisai Zheng | Ying-Ying Duan | 6-2, 6-4 | | match details | Suzhou | Hard |
| 17.10.18 | 1st round | Ying-Ying Duan | Carol Zhao | 6-3, 6-1 | | match details | ||
| 08.10.18 | 1st round | Petra Martic | Ying-Ying Duan | 3-6, 6-3, 7-63 | | match details | Tianjin | Hard |
| 30.09.18 | 1st round | Dominika Cibulkova | Ying-Ying Duan | 6-3, 6-2 | | match details | Beijing | Hard |
| 22.09.18 | qual. | Rebecca Peterson | Ying-Ying Duan | 4-6, 6-3, 6-3 | | match details | Wuhan | Hard |
| 21.09.18 | q 1 | Ying-Ying Duan | Ana Bogdan | 2-6, 6-3, 6-2 | | match details | ||
| 10.09.18 | 1st round | Luksika Kumkhum | Ying-Ying Duan | 5-7, 6-2, 6-2 | | match details | Hiroshima | Hard |
| 08.08.18 | 1st round | Xiaodi You | Ying-Ying Duan | 5-5, Ying-Ying Duan - retired | | match details | Jinan | Hard |
| 23.07.18 | 1st round | Lin Zhu | Ying-Ying Duan | 6-2, 6-3 | | match details | Nanchang | Hard |
| 27.06.18 | q 2 | Bianca Vanessa Andreescu | Ying-Ying Duan | 6-4, 6-3 | | match details |  Wimbledon | Grass |
| 26.06.18 | q 1 | Ying-Ying Duan | Cagla Buyukakcay | 6-0, 6-3 | | match details | ||
| 14.06.18 | 2nd round | Ashleigh Barty | Ying-Ying Duan | 6-3, 6-2 | | match details | Nottingham | Grass |
| 11.06.18 | 1st round | Ying-Ying Duan | Valeria Savinykh | 6-2, 6-2 | | match details | ||
| 29.05.18 | 1st round | Caroline Garcia | Ying-Ying Duan | 6-1, 6-0 | | match details |  Paris | Clay |
| 25.04.18 | 2nd round | Fangzhou Liu | Ying-Ying Duan | 6-3, 7-5 | | match details | Quanzhou | Hard |
| 24.04.18 | 1st round | Ying-Ying Duan | Mai Minokoshi | 6-2, 6-4 | | match details | ||
| 19.04.18 | 2nd round | Jia-Jing Lu | Ying-Ying Duan | 6-2, 4-6, 6-3 | | match details | Zhengzhou | Hard |
| 17.04.18 | 1st round | Ying-Ying Duan | Ankita Raina | 6-3, 5-7, 6-3 | | match details | ||
| 19.03.18 | q 1 | Yafan Wang | Ying-Ying Duan | 7-64, 5-2, Ying-Ying Duan - retired | | match details | Miami | Hard |
| 07.03.18 | 1st round | Kristyna Pliskova | Ying-Ying Duan | 6-4, 7-65 | | match details | Indian Wells | Hard |
| 06.03.18 | qual. | Ying-Ying Duan | Jana Cepelova | 6-1, 6-3 | | match details | ||
| 05.03.18 | q 1 | Ying-Ying Duan | Kristina Kucova | 6-4, 6-3 | | match details | ||
| 01.03.18 | 2nd round | Viktorija Golubic | Ying-Ying Duan | 7-64, 6-3 | | match details | Indian Wells | Hard |
| 27.02.18 | 1st round | Ying-Ying Duan | Kurumi Nara | 7-65, 6-3 | | match details | ||
| 17.02.18 | q 1 | Lesya Tsurenko | Ying-Ying Duan | 5-7, 7-5, 6-4 | | match details |  Dubai | Hard |
| 13.02.18 | 2nd round | Garbine Muguruza | Ying-Ying Duan | 6-3, 6-4 | | match details |  Doha | Hard |
| 12.02.18 | 1st round | Ying-Ying Duan | Ons Jabeur | 6-2, 6-3 | | match details | ||
| 11.02.18 | qual. | Ying-Ying Duan | Vera Zvonareva | 7-67, 6-75, 6-3 | | match details | ||
| 10.02.18 | q 1 | Ying-Ying Duan | Barbora Krejcikova | 7-63, 6-4 | | match details | ||
| 31.01.18 | 2nd round | Kateryna Kozlova | Ying-Ying Duan | 3-6, 6-2, 7-64 | | match details | Taipei City | I. hard |
| 29.01.18 | 1st round | Ying-Ying Duan | Miyu Kato | 6-2, 4-6, 7-5 | | match details |