2019 WTA Tour - Wikipedia
Chen Headlines ITA Preseason Rankings - Duke University
Rankings Winners & Losers: Tsitsipas hits Top 5; Kyrgios, Zheng surge
Oracle/ITA Division I Men's Singles Rankings — April 2, 2019 - ITA #WeAreCollegeTennis
ATP Active Tennis Players Power Rankings for June 2019
Tennis Tours Debate Ranking Systems Frozen by the Coronavirus - The New York Times
Tennis Finishes 2019 in ITA NCAA Division II Rankings - Mississippi College Athletics
Tennis seeks solution to ranking changes that have left thousands unable to compete
US Open Tennis 2019: Sleepers to Watch, Latest Betting Odds to Win Championship | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
WTA Rankings 2019 Update: Serena back in the Top 10
ATP rankings - Wikipedia
Nadal, Djokovic to Battle for Year-End Top Ranking at Nitto ATP Finals from London - Weeklong Coverage on ESPN TV, ESPN3 - ESPN Press Room U.S.
Novak Djokovic tops first 2019 ATP rankings; Rafael Nadal in second place - The Statesman
Oracle/ITA Division I Men's Team Rankings — May 1, 2019 - ITA #WeAreCollegeTennis
Ashleigh Barty Wins the French Open for Her First Grand Slam Singles Title - The New York Times
ATP rankings update at the start of the 2019 clay court season
ATP Rankings 2019: Rafael Nadal No.1 men's player after overtaking Novak Djokovic | London Evening Standard | Evening Standard
Biggest movers: Australian women soar in 2019 rankings | 14 November, 2019 | All News | News and Features | News and Events | Tennis Australia
WTA Rankings Update 2019: Svitolina, Sabalenka boosted by year-end finales
ATP, WTA rankings impacted as 2019 points begin to drop off - Official Site of the 2022 US Open Tennis Championships - A USTA Event
WTA Rankings Update 2019: Barty the new No.1, Venus back in the Top 50
2019-20 Oracle/ITA Rankings - ITA #WeAreCollegeTennis
We followed the No. 1,700-ranked tennis player in the world to get an inside look at tennis' minor leagues - MarketWatch
Rafael Nadal to become first tennis player to be ranked No.1 in 3 different decades | Fox News
Arizona Tennis Classic returns, showcases some of sport's top players
Oracle/ITA Division II Women's Team Rankings — April 10, 2019 - ITA #WeAreCollegeTennis
WTA Rankings Update 2019: Paolini breaks Top 100, Flipkens flies up
