List of WTA number 1 ranked singles tennis players - Wikipedia
Novak Djokovic | Overview | ATP Tour | Tennis
Roger Federer - Wikipedia
World number one Iga Świątek goes down to Jessica Pegula in upset loss at United Cup - ABC News
Official Site of the 2023 US Open Tennis Championships - A USTA Event
One of tennis's rising young stars announced his arrival with US Open men's title and No. 1 ranking - The Boston Globe
Best tennis players in the world: From Roger Federer to Serena Williams
Blue Hose Begins Big South Tournament Play Against Campbell - Presbyterian College
Novak Djokovic Returns to the Australian Open, No Longer a Villain - The New York Times
Novak Djokovic: World's number one tennis player to miss Miami Open due to vaccination status | CNN
The Highest-Paid Tennis Players 2019: Roger Federer Scores A Record $93 Million
Alcaraz beats Cilic and could become youngest ever world number one: What does he need to achieve it? | Marca
World's number one tennis player Novak Djokovic to miss Miami Open due to vaccination status - CBS Miami
Highest-Paid Tennis Players 2018: Roger Federer Aces The Competition With $77 Million
Djokovic and Other Top Men Are Creating a Players' Association - The New York Times
Novak Djokovic: World's number one tennis player to miss Miami Open due to vaccination status | CNN
Russia's number one ranked tennis player Daria Kasatkina comes out as gay | World News | Sky News
WTA Rankings: Iga Swiatek Becomes New World Number One
/cloudfront-us-east-2.images.arcpublishing.com/reuters/ZQFSMCHWZZMIDG4V4UU4YDYHTU.jpg "Former world number one Halep provisionally suspended for doping | Reuters")
Former world number one Halep provisionally suspended for doping | Reuters
Carlos Alcaraz Takes World No. 1 Ranking Into The Miami Open - The New York Times
Serb and volley': Serbia's rise to tennis powerhouse | CNN
WTA Rankings Update 2019: Barty the new No.1, Venus back in the Top 50
/cloudfront-us-east-1.images.arcpublishing.com/gray/S65TKVF6T5ARTATUGMDN7ZJ4CI.jpg "Defending champion Madison Keys, World #1 Ashleigh Barty headline Volvo Car Open field")
Defending champion Madison Keys, World #1 Ashleigh Barty headline Volvo Car Open field
Novak Djokovic | Overview | ATP Tour | Tennis
Wimbledon: How Russia's war on Ukraine will affect world tennis | News | Al Jazeera
Martín Landaluce, new junior world number 1 | Rafa Nadal Academy
