Australia's Alex de Minaur made his return to the ATP top 30 on the strength of his win in Atlanta in the latest rankings published on Monday.
In the WTA rankings, Jil Teichmann jumped 28 places on the strength of her win in Palermo with the top 10 led by Ashleigh Barty remaining unchanged.
The 20-year-old Minaur dominated Taylor Fritz 6-3,7-6 (7/2) to become only the third player to win an ATP title without facing a break point since the tour began keeping stats in 1991.
De Minaur climbs nine places to 25th, with Sunday's beaten Hamburg finalist Andrey Rublev jumping 29 places to 49th.
Albert Ramos was rewarded for his Gstaad win on Sunday with a 17-rung move up to 68th.
The sole change in the top 10 headed by Novak Djokovic was Italian Fabio Fognini up one place to ninth.
Jil Teichmann has jumped 28 places on the strength of her win in Palermo in the latest WTA rankings published Monday with the top 10 led by Ashleigh Barty unchanged.
Switzerland's Teichmann stunned top seed Kiki Bertens 7-6 (7/3), 6-2 to clinch the Palermo WTA title on Sunday, a result which catapulted the left-hander to 54th.
It was a first top 10 win for 22-year-old who started 2019 ranked outside the world's top 140.