Zheng Saisai - San Jose 2019 - Getty
August 5, 2019
San Jose champion Zheng Saisai and Washington champion Jessica Pegula both hit career highs after collecting their first WTA titles last week, while Karlsruhe 125K champion Patricia Maria Tig's return from maternity leave continues to impress.
Elena Rybakina - Bucharest 2019 - BRD Bucharest Open
July 22, 2019
First-time titlists Elena Rybakina and Fiona Ferro hit new career highs after capturing the Bucharest and Lausanne trophies respectively, while Elise Mertens returns to the Top 20.
15-year-old Coco Gauff was the breakout sensation of Wimbledon 2019, thrilling audiences with her prodigious run to the fourth round - which sees her soar 172 places to land at No.141 (Getty)
July 15, 2019
Coco Gauff, Barbora Strycova and Alison Riske are among the Wimbledon 2019 stars rewarded with a rankings boost this week, while Petra Martic cracks the Top 20 for the first time.
Simona Halep - Wimbledon 2019 - Getty
July 15, 2019
Wimbledon champion Simona Halep is back in the Top 5 after winning her second Grand Slam trophy, while there are big ranking boosts for semifinalist Barbora Strycova and 15-year-old sensation Coco Gauff.
Ashleigh Barty won her maiden Grand Slam title at Roland Garros and becomes the new World No.2 (Getty)
June 10, 2019
Roland Garros champion Ashleigh Barty and runner-up Marketa Vondrousova are among the players reaping the rankings benefits of strong Paris performances.
Ashleigh Barty - Roland Garros 2019 - Getty
June 10, 2019
A dramatic Roland Garros has led to dramatic movements on the latest edition of the WTA Rankings, with brand new champion Ashleigh Barty rising to World No.2, runner-up Marketa Vondrousova and semifinalist Johanna Konta vaulting into the Top 20 and semifinalist Amanda Anisimova soaring into the Top 30.
Marketa Vondrousova - Istanbul 2019 - Istanbul Cup
April 29, 2019
Istanbul runner-up Marketa Vondrousova has broken the Top 40 for the first time, an emotional journey across the world into the Stuttgart quarterfinals sees Victoria Azarenka return to the Top 50 and champions Petra Kvitova and Petra Martic also get boosts in the latest edition of the WTA Rankings.
Madison Keys - Charleston 2019 - Volvo Car Open/Alice Keeney
April 8, 2019
In a week of rebounds on the WTA Rankings, Madison Keys, Petra Martic and Victoria Azarenka are all moving in the right direction again.
Ashleigh Barty - Miami 2019 - Getty
April 1, 2019
Miami Open champion Ashleigh Barty continues to hit milestones in 2019, semifinalist Anett Kontaveit has become the highest-ranked Estonian player ever and quarterfinalists Wang Qiang and Marketa Vondrousova vault to new career peaks.
Petra Kvitova - Sydney 2019 - Getty
January 14, 2019
Victory at the Sydney International has boosted Petra Kvitova in the WTA Rankings, while a maiden title for Sofia Kenin at the Hobart International has resulted in a new career high.
Naomi Osaka, Brisbane 2019 (Getty)
January 7, 2019
Naomi Osaka has taken a step closer to the Top 3, while Shenzhen runner-up Alison Riske is back in the Top 50.
Dalila Jakupovic (+170, 239 to 69): At the age of 27, the Slovenian's career blossomed with a maiden semifinal in Bogota, a Grand Slam debut at Roland Garros and quarterfinals in Nottingham, Birmingham and Tashkent (Getty)
November 6, 2018
Check out the 15 players in the 2018 year-end Top 100 who improved their position by the greatest amount since their 2017 year-end placement - plus two honorable mentions.