Bertens defeats Halep to win Madrid Open - Eurosport
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 vs. Belinda Bencic | 2019 Porsche Tennis Grand Prix Second Round | WTA Highlights - YouTube
Tennis news - Top seed Kiki Bertens cruises into WTA Elite Trophy semis - Eurosport
Kiki Bertens heeft de kwartfinales bereikt van het WTA-toernooi in Hobart, Australië. -
Kiki Bertens shocks Ashleigh Barty at WTA Finals – as it happened | WTA Finals | The Guardian
Kiki Bertens wins WTA Ladies Championship Gstaad
WTA Finals: Kiki Bertens advances in Singapore after Naomi Osaka succumbs to injury
Kiki Bertens makes most of late chance by beating world No 1 Ashleigh Barty | Tennis | The Guardian