List of WTA number 1 ranked singles tennis players - Wikipedia
Novak Djokovic makes winning start to US Open, will reclaim number one ranking - ABC News
Top 10 Greatest Men's Tennis Players of All Time - HowTheyPlay
List of ATP number 1 ranked singles tennis players - Wikipedia
Roger Federer, 36, aims to become oldest world No.1 tennis player in history
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
Australia's Ashleigh Barty Is Now the Number One Female Tennis Player
ATP Rankings 2019: Rafael Nadal No.1 men's player after overtaking Novak Djokovic | London Evening Standard | Evening Standard
Home favorite Sinner records his first win over top-ranked Djokovic at ATP Finals – NewsNation
Sabalenka to ascend the WTA rankings throne | beIN SPORTS
Tennis-Swiatek wins WTA Finals, regains world number one ranking | SaltWire
Andy Murray to Become Top-Ranked Men's Tennis Player - WSJ
Tennis Masters Series singles records and statistics - Wikipedia
Alcaraz insists Nadal 'not my enemy' as pair battle for world number one
ATP rankings - Wikipedia
2022 Tennis predictions: ATP, WTA top players, major winners - Sports Illustrated
ATP rankings: Carlos Alcaraz number 1 - with an asterisk · tennisnet.com
Simona Halep, Former No. 1 Tennis Player, Suspended for Positive Doping Test - Bloomberg
Tennis: Top U.S. men have caught up to women's success, players say - UPI.com
Andy Murray: The Man Who Ended The Big Three's No. 1 Reign | ATP Tour | Tennis
Jessica Pegula—America's Top-Ranked Tennis Player—Looks to the US Open | Vogue
Carlos Alcaraz Takes World No. 1 Ranking Into The Miami Open - The New York Times
