Rankings: Men's Singles

Men's singles rankings as of January 2010:

1. Roger Federer (Swi)

2. Rafael Nadal (Spa)

3. Novak Djokovic (Ser)

4. Andy Murray (GB)

5. Juan Martin Del Potro (Arg)

6. Nikolay Davydenko (Rus)

7. Andy Roddick (US)

8. Robin Soderling (Swe)

9. Fernando Verdasco (Spa)

10. Jo-Wilfried Tsonga (Fra)

11. Fernando Gonzalez (Chi)

12. Gael Monfils (Fra)

13. Radek Stepanek (Cze)

14. Marin Cilic (Cro)

15. Gilles Simon (Fra)

16. Tommy Robredo (Spa)

17. Tommy Haas (Ger)

18. David Ferrer (Spa)

19. Stanislas Wawrinka (Swi)

20. Mikhail Youzhny (Rus)