Spain's Rafael Nadal in action during the final against Germany's Alexander Zverev REUTERS/Tony Gentile
Paris: Rafael Nadal regained the number one spot ahead of the French Open in the world rankings on Monday after winning his eighth Rome Masters title.
The victory saw Nadal overtake Roger Federer, who is not playing the claycourt season this year.
Former number one Novak Djokovic continued his fall, slipping four places to 22nd.
ATP rankings at May 21:
1. Rafael Nadal (ESP) 8,770 pts (+1)
2. Roger Federer (SUI) 8,670 pts (-1)
3. Alexander Zverev (GER) 5,615
4. Marin Cilic (CRO) 4,950 (+1)
5. Grigor Dimitrov (BUL) 4,870 (-1)
6. Juan Martin Del Potro (ARG) 4,450
7. Kevin Anderson (RSA) 3,635
8. Dominic Thiem (AUT) 3,195
9. David Goffin (BEL) 3,020 (+1)
10. John Isner (USA) 2,955 (-1)
11. Pablo Carreno (ESP) 2,415
12. Diego Schwartzman (ARG) 2,165 (+3)
13. Sam Querrey (USA) 2,140 (-1)
14. Roberto Bautista (ESP) 2,120 (-1)
15. Jack Sock (USA) 2,110 (-1)
16. Lucas Pouille (FRA) 2,030
17. Kyle Edmund (ENG) 1,950 (+2)
18. Tomas Berdych (CZE) 1,900 (-1)
19. Fabio Fognini (ITA) 1,895 (+2)
20. Hyeon Chung (KOR) 1,775
Selected:
22. Novak Djokovic (SRB) 1,665 (-4)
32. Richard Gasquet (FRA) 1,395 (-2)
37. Jo-Wilfried Tsonga (FRA) 1,245
