Roger Federer, 36, aims to become oldest world No.1 tennis player in history
Alcaraz wins US Open and becomes youngest world number one | Tennis News | Al Jazeera
Reuters - Novak Djokovic, the men's world number one tennis player, has tested positive for COVID-19 | Facebook
Świątek to rise to world number one after emphatic win at Miami Open
Novak Djokovic: World No 1 to play at Miami Open after injury scare | Tennis News | Sky Sports
World No.1 Ashleigh Barty hopes 2020 will be golden year
List of ATP number 1 ranked singles tennis players - Wikipedia
US Open final between Alcaraz and Ruud will also determine world number one | Marca
Carlos Alcaraz vs. Frances Tiafoe result, score, highlights as Spanish teenager makes US Open final | Sporting News
No longer fighting to be world number one: Rafael Nadal | Deccan Herald
Pandemic is break point for tennis stars in Australia | Financial Times
Medvedev will become world number one after Djokovic's defeat at Dubai Open
World number one tennis player Ash Barty retires at 25 - BusinessToday
Roger Federer Is World No. 1 Again Despite Not Playing for 2 Months
Ashleigh Barty career statistics - Wikipedia
Baby due for former world number one Tennis player Ashleigh Barty | Deccan Herald
Hot Shots: Novak Djokovic congratulates soon-to-be world No. 1 Daniil Medvedev - Official Site of the 2023 US Open Tennis Championships - A USTA Event
Ashleigh Barty: World number one makes shock call to quit tennis - BBC News
Revealed: World's Greatest Tennis Players of All Time - CEOWORLD magazine
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 equals Steffi Graf's record for most weeks as world number one - BBC Sport
Australia's Ashleigh Barty Is Now the Number One Female Tennis Player
JAG WOMEN'S TENNIS DROPS TO FAU - University of South Alabama Athletics
