Swiatek confirmed new women's world No. 1 in latest WTA rankings | Daily Sabah
Novak Djokovic loses World No.1 ranking in 'unbelievable' drama - Yahoo Sport
List of Grand Slam men's singles champions - Wikipedia
Roger Federer Is World No. 1 Again Despite Not Playing for 2 Months
Medvedev's No. 1 Tennis Ranking Ends Djokovic's Record Reign: Data Viz
Alcaraz Poised To Reclaim World No. 1; Can He Extend Lead Over Djokovic? | ATP Tour | Tennis
Daniil Medvedev takes No. 1 tennis ranking after Djokovic's loss
World No.1 record in the bag, Djokovic focuses on more majors | Sports | China Daily
By the numbers: The 2021 year-end WTA Rankings
Iga Swiatek poised to become world No. 1 after Ash Barty's retirement
Djokovic retakes No. 1; Sinner, Kvitova inside Top 10 in world tennis rankings - UPI.com
Tennis-World No.1 Djokovic unsure about going to Tokyo Games | Reuters
Ash Barty confirms place in tennis elite after ending third straight year as world No 1 | Ash Barty | The Guardian
ATP rankings - Wikipedia
Who is the world No.1 in men's tennis? Updated ATP rankings and explainer after Australian Open | Sporting News
Aryna Sabalenka reveals initial reaction to new No. 1 ranking at US Open – NBC New York
Wimbledon 2014: World No 1 Serena Williams confirmed as top seed for women's draw | Tennis News | Sky Sports
Naomi Osaka set to return to WTA World No.1 ranking
Roger Federer, 36, aims to become oldest world No.1 tennis player in history
Ranking of the top 150 male tennis players in the world for 2021 - Novak Djokovic Still No. 1 - CEOWORLD magazine
First Among Equals: World No. 1 Record Breakers & Shakers | ATP Tour | Tennis
Tennis world number ones in pictures: Here is every man to hold top spot since computer rankings were introduced | Novak Djokovic record, Roger Federer, Rafael Nadal, Daniil Medvedev, Carlos Alcaraz
Novak Djokovic: World's number one tennis player to miss Miami Open due to vaccination status | CNN
Novak Djokovic To Make Biggest World No. 1 Jump In History | ATP Tour | Tennis
