An entertaining opening week of the 2023 ATP Tour season saw the United States lift the inaugural United Cup, while Novak Djokovic and Tallon Griekspoor won titles in Adelaide and Pune, respectively.

ATPTour.com looks at the movers of the week in the Pepperstone ATP Rankings.

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No. 19, Lorenzo Musetti, +4 (Career High)
The #NextGenATP Italian has cracked the Top 20 in the Pepperstone ATP Rankings for the first time after earning four victories to help Team Italy reach the United Cup final. The 20-year-old is the third Italian inside the Top 20, joining World No. 14 Matteo Berrettini and World No. 16 Jannik Sinner. Read United Cup Final Report & Watch Highlights.

No. 12, Cameron Norrie +2
The 27-year-old has jumped two spots after he went 3-0 at the United Cup. The Briton defeated Australian Alex de Minaur, Spaniard Rafael Nadal and American Taylor Fritz to help his nation win Group D.

No. 61 Tallon Griekspoor, +34
The Dutchman has climbed 34 places after soaring to his maiden tour-level title at the Tata Open Maharashtra in Pune. The 26-year-old dropped just one set en route the trophy, defeating Frenchman Benjamin Bonzi in the championship match. Read Pune Final Report & Watch Highlights.

[ATP APP]

Other Notable Top 100 Movers
No. 6 Andrey Rublev, +2
No. 10 Holger Rune, +1 (Joint Career High)
No. 14 Matteo Berrettini, +2
No. 17 Frances Tiafoe, +2 (Joint Career High)
No. 23 Borna Coric, +3
No. 31 Sebastian Korda, +2
No. 50 Benjamin Bonzi, +10
No. 52 Aslan Karatsev, +7
No. 74 Marton Fucsovics, +14
No. 86 Jason Kubler, +21 (Career High)