Dutch professional tennis player Kiki Bertens competes against Australian professional tennis player Ashleigh Barty during a group match of WTA Finals Stock Photo - Alamy
Kiki Bertens makes most of late chance by beating world No 1 Ashleigh Barty | Tennis | The Guardian
Wat Bertens moet doen om de WTA Finals te bereiken | Tennis | NU.nl
WTA Finals: Ashleigh Barty beaten by replacement Kiki Bertens - BBC Sport
Kiki Bertens vs. Dona Vekic | 2019 Zhuhai Round Robin | WTA Highlights - YouTube
Bertens defeats Halep to win Madrid Open - Eurosport
WTA Insider on Twitter: "What an effort from Kiki Bertens. Has played every week since US Open, arrived in Shenzhen @WTAFinals on Monday after playing the Zhuhai final, gets the call to
Kiki Bertens wins WTA Ladies Championship Gstaad
Madrid Open: Kiki Bertens overpowers Simona Halep to win first WTA Premier Mandatory title
Tennis news - Top seed Kiki Bertens cruises into WTA Elite Trophy semis - Eurosport
Kiki Bertens holds nerve to stun Angelique Kerber at WTA Finals | Tennis News | Sky Sports
Kiki Bertens Announces Plan To Retire From Tennis At 29 - UBITENNIS