![File:2015 US Open Tennis - Qualies - Kiki Bertens (NED) (8) def. Xinyun Han (CHN) (21214028181).jpg - Wikimedia Commons File:2015 US Open Tennis - Qualies - Kiki Bertens (NED) (8) def. Xinyun Han (CHN) (21214028181).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/a/a1/2015_US_Open_Tennis_-_Qualies_-_Kiki_Bertens_%28NED%29_%288%29_def._Xinyun_Han_%28CHN%29_%2821214028181%29.jpg)
File:2015 US Open Tennis - Qualies - Kiki Bertens (NED) (8) def. Xinyun Han (CHN) (21214028181).jpg - Wikimedia Commons
![Nothing left' - Kiki Bertens announces 2021 will be her final season - TennisBuzz - Breaking tennis news, live scores and features Nothing left' - Kiki Bertens announces 2021 will be her final season - TennisBuzz - Breaking tennis news, live scores and features](https://tennisbuzz.net/.image/ar_1:1%2Cc_fill%2Ccs_srgb%2Cfl_progressive%2Cq_auto:good%2Cw_1200/MTkxNjM5NTAxNTcwMTIzMjUw/kiki-bertens-at-roland-garros.jpg)
Nothing left' - Kiki Bertens announces 2021 will be her final season - TennisBuzz - Breaking tennis news, live scores and features
![File:2015 US Open Tennis - Qualies - Kiki Bertens (NED) (8) def. Xinyun Han (CHN) (21214021821).jpg - Wikimedia Commons File:2015 US Open Tennis - Qualies - Kiki Bertens (NED) (8) def. Xinyun Han (CHN) (21214021821).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/8/82/2015_US_Open_Tennis_-_Qualies_-_Kiki_Bertens_%28NED%29_%288%29_def._Xinyun_Han_%28CHN%29_%2821214021821%29.jpg/1200px-2015_US_Open_Tennis_-_Qualies_-_Kiki_Bertens_%28NED%29_%288%29_def._Xinyun_Han_%28CHN%29_%2821214021821%29.jpg)
File:2015 US Open Tennis - Qualies - Kiki Bertens (NED) (8) def. Xinyun Han (CHN) (21214021821).jpg - Wikimedia Commons
![File:2015 US Open Tennis - Qualies - Kiki Bertens (NED) (8) def. Xinyun Han (CHN) (21179862676).jpg - Wikimedia Commons File:2015 US Open Tennis - Qualies - Kiki Bertens (NED) (8) def. Xinyun Han (CHN) (21179862676).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/a/ad/2015_US_Open_Tennis_-_Qualies_-_Kiki_Bertens_%28NED%29_%288%29_def._Xinyun_Han_%28CHN%29_%2821179862676%29.jpg)