No. 4 Alexander Zverev, +1
The German has risen one spot to No. 4 in the FedEx ATP Rankings after he overcame Andrey Rublev at the Western & Southern Open to capture his fifth ATP Masters 1000 title. The 24-year-old, who dropped just one set in Cincinnati, had never won a match in six previous appearances at the tournament. Read Cincinnati Final Report & Watch Highlights

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No. 15 Felix Auger-Aliassime, +2 (Joint Career-High)
The #NextGenATP Canadian has climbed two places after he reached the quarter-finals in Cincinnati. It was the first time this season that the 21-year-old had reached the last eight at a Masters 1000 tournament. The eight-time tour level finalist’s best result at this level came in 2019 when he enjoyed a run to the semi-finals in Miami.

No. 18 Grigor Dimitrov, +3
The 30-year-old has returned to the Top 20, jumping three spots to No. 18 after he snapped a three-match losing streak to reach the third round in Ohio. The Bulgarian defeated 13th seed Roberto Bautista Agut and World No. 37 Alexander Bublik before falling to Russia’s Daniil Medvedev.

No. 20 Gael Monfils, +2
After overcoming Alex de Minaur to capture his 500th tour-level victory in Cincinnati, the Frenchman has risen two spots to No. 20. The 34-year-old is only the 11th active player to reach the 500-wins milestone.

Other Notable Top 100 Movers
No. 22 John Isner, +4
No. 23 Lorenzo Sonego, +4 (Career-High)
No. 26 Ugo Humbert, +3
No. 32 Fabio Fognini, +4
No. 84 Guido Pella, +9