Ashleigh Barty and Katerina Siniakova secure WTA World No.1 rankings
Iga Swiatek 1st Polish tennis player to top world rankings | CBC Sports
Tennis-'I Am Spent': World Number One Barty Goes Out on Top
Are Women's Tennis Rankings More Volatile than Men's Rankings? — DataBuckets
Tennis: Naomi Osaka drops from world No. 1
Women's tennis World No.1 Ash Barty announces shock retirement | AL Jazeera Newsfeed - YouTube
Best Women's Tennis Players In History - The Delite
The Top 10 Greatest Women's Tennis Players of All Time - HowTheyPlay
Barty becomes new No.1 in women's tennis
Page 4 - Women's Tennis : Most weeks as WTA World Number 1
Caroline Wozniacki: Is She Really the No. 1 Women's Tennis Player in the World? | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
Ashleigh Barty retirement: World tennis No.1 Ashleigh Barty announces shock retirement at the age of 25 - The Economic Times
Women's world No 1 title up for grabs as Caroline Wozniacki eyes return to the top ahead of US Open | The Independent | The Independent
Ash Barty confirms place in tennis elite after ending third straight year as world No 1 | Ash Barty | The Guardian
Who is the world No.1 in women's tennis? Updated WTA rankings and explainer | Sporting News India
World No.1 trophy dedicated to Legend Chris Evert
Iga Świątek seals world No. 1 spot, becoming first Pole to top tennis rankings | Notes From Poland
Swiatek confirmed new women's world No. 1 in latest WTA rankings | Daily Sabah
Ashleigh Barty, No. 1 in the ranking WTA - Slazenger Heritage
Australia's Ashleigh Barty Is Now the Number One Female Tennis Player
With world number 1 Iga Swiatek virtually unknown to the general public- is tennis the most poorly marketed sport in the world?
Wimbledon 2014: World No 1 Serena Williams confirmed as top seed for women's draw | Tennis News | Sky Sports
Ashleigh Barty to become world No 1 after Birmingham win over Julia Görges | Ash Barty | The Guardian
Top-ranked Ash Barty stuns tennis world, retires at 25
From Grand Slam champ to World No.1, the rise of Iga Swiatek
Ash Barty, the world No. 1 women's tennis player, is retiring at age 25 : NPR
