Daria Kasatkina reaches her career-high ranking of No.11 this week after finishing as runner-up at the BNP Paribas Open, beating Venus Williams, Angelique Kerber, Caroline Wozniacki and Sloane Stephens along the way.
Jelena Ostapenko breaks into the Top 5 for the first time, despite an early defeat in Indian Wells at the hands of Petra Martic.
Here are some of the week's other most notable ranking movers:
Naomi Osaka (+22, No.44 to No.22): The Indian Wells champion soars up the rankings, having defeated World No.1 Simona Halep in straight sets in the semifinal, and fifth-seeded Karolina Pliskova in the quarters.
Petra Martic (+11, No.51 to No.40): The Croatian reaches a career-best ranking after a good performance in Indian Wells, beating the seeded Barbora Strycova as well as Ostapenko.
Lara Arruabarrena (+12, No.80 to No.68): The 25-year-old made it through qualifying in Indian Wells and beat Lesia Tsurenko in the first round before falling to second seed Wozniacki.
Sachia Vickery (+11, No.100 to No.89): The 22-year-old American claimed the scalp of third seed Garbiñe Muguruza in the Indian Wells Round of 64, having beaten Eugenie Bouchard in straight sets in the first round.
Danielle Collins (+24, No.117 to No.93): The 24-year-old beat two compatriots on her way to the Round of 16 in Indian Wells, knocking out Taylor Townsend then 15th seed Madison Keys.
Sofia Kenin (+11, No.105 to No.94): The 19-year-old moves into the Top 100 after reaching the second round of the BNP Paribas Open.