Nadal: 'Number one ranking no longer the fight' - Sportstar
WTA Rankings Update 2019: Barty the new No.1, Venus back in the Top 50
Men's Tennis Drops Battle with San Diego - University of Portland Athletics
Swiatek confirmed new women's world No. 1 in latest WTA rankings | Daily Sabah
Emma Raducanu Tennis Player Profile & Rankings | LTA
Garbiñe Muguruza crowned the world's number one tennis player | BBVA
Cardinals Enter Postseason 9th in Central Region - North Central College Athletics
Women's Tennis Downed by WashU, 8-1 - North Central College Athletics
List of WTA number 1 ranked singles tennis players - Wikipedia
Alcaraz, Ruud to play for world No. 1 ranking in 2022 US Open men's singles final - Official Site of the 2023 US Open Tennis Championships - A USTA Event
Who is the world No.1 in women's tennis? Updated WTA rankings and explainer | Sporting News
World No. 1 Tennis Player Tests Corona Positive
Lightning Tennis Falls at Purchase - Lehman College Athletics