Ashleigh Barty and Katerina Siniakova secure WTA World No.1 rankings
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World No. 1 Iga Świątek, Coco Gauff Upset In 3rd Round At Wimbledon, Leaving Women's Field Wide Open
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Ash Barty, the world No. 1 women's tennis player, is retiring at age 25 : NPR
Top-ranked Ash Barty stuns tennis world, retires at 25
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Sania Mirza officially crowned World No.1 in doubles - The Economic Times
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Barty becomes new No.1 in women's tennis
World tennis No.1 Ashleigh Barty announces shock retirement
List of WTA Number 1 Tennis Players - All World No.1s In History | STEVE G TENNIS
World No.1 tennis player Ash Barty shocks the world; retires at 25
Women's Tennis : Most weeks as WTA World Number 1
