Men's tennis rankings

ATP singles rankings as of 14 January, 2019

1. Novak Djokovic (Ser)

2. Rafael Nadal (Spa)

3. Roger Federer (Swi)

4. Alexander Zverev (Ger)

5. Juan Martin del Potro (Arg)

6. Kevin Anderson (SA)

7. Marin Cilic (Cro)

8. Dominic Thiem (Aut)

9. Kei Nishikori (Jpn)

10. John Isner (US)

11. Karen Khachanov (Rus)

12. Borna Coric (Cro)

13. Fabio Fognini (Ita)

14. Kyle Edmund (GB)

15. Stefanos Tsitsipas (GR)

16. Diego Schwartzman (Arg)

17. Milos Raonic (Can)

18. Marco Cecchinato (Ita)

19. Daniil Medvedev (Rus)

20. Nikoloz Basilashvili (Geo)

Other Britons in top 200:

68. Cameron Norrie

187. James Ward

189. Dan Evans