Former world number one Novak Djokovic will likely fall further by the end of the year as he has already announced he will not play again this season due to an elbow injury.
Novak Djokovic has dropped one place to fifth in the ATP rankings, with Stanislas Wawrinka moving up to fourth.
Andy Murray remains top ahead of Rafael Nadal, with eight-time Wimbledon champion Roger Federer third.
Germany’s Alexander Zverev climbed three places to a career-high eighth.
But Leonardo Mayer was the biggest mover, with the Argentine climbing 89 places to 49th following his victory in the Hamburg Open.
ATP rankings as of July 31:
1. Andy Murray (GBR) 7,750
2. Rafael Nadal (ESP) 7,465
3. Roger Federer (SUI) 6,545
4. Stan Wawrinka (SUI) 5,780 (+1)
4. Novak Djokovic (SRB) 5,325 (-1)
6. Marin Cilic (CRO) 5,155
7. Dominic Thiem (AUT) 4,065
8. Alexander Zverev (GER) 3,150 (+3)
9. Kei Nishikori (JPN) 3,140 (-1)
10. Milos Raonic (CAN) 3,130 (-1)