![ATP rankings - latest ATP tennis rankings for May 18th, 2015 | Novak djokovic, Tennis posters, Atp tennis ATP rankings - latest ATP tennis rankings for May 18th, 2015 | Novak djokovic, Tennis posters, Atp tennis](https://i.pinimg.com/originals/94/8f/2a/948f2adee78cc26f58c8369549630838.jpg)
ATP rankings - latest ATP tennis rankings for May 18th, 2015 | Novak djokovic, Tennis posters, Atp tennis
![World number one ranked men's player Roger Federer of Switzerland hits a backhand return against Fabrice Santoro on the Stadium Court at the Rexall Center July 30, 2004 during the Tennis Masters World number one ranked men's player Roger Federer of Switzerland hits a backhand return against Fabrice Santoro on the Stadium Court at the Rexall Center July 30, 2004 during the Tennis Masters](https://c8.alamy.com/comp/W0AAY1/world-number-one-ranked-mens-player-roger-federer-of-switzerland-hits-a-backhand-return-against-fabrice-santoro-on-the-stadium-court-at-the-rexall-center-july-30-2004-during-the-tennis-masters-canada-in-toronto-canada-federer-went-on-to-defeat-santoro-7-5-6-4-to-advance-to-the-semifinals-tomorrow-upi-photochristine-chew-W0AAY1.jpg)
World number one ranked men's player Roger Federer of Switzerland hits a backhand return against Fabrice Santoro on the Stadium Court at the Rexall Center July 30, 2004 during the Tennis Masters
![Roger Federer of Switzerland prepares to return of backhand on way to winning tennis semi-final over Nicolas Kiefer of Germany, 6-3 5-7 6-0 6-2 at the Australian Open Grand Slam, in Melbourne, Roger Federer of Switzerland prepares to return of backhand on way to winning tennis semi-final over Nicolas Kiefer of Germany, 6-3 5-7 6-0 6-2 at the Australian Open Grand Slam, in Melbourne,](https://c8.alamy.com/comp/TYDA99/roger-federer-of-switzerland-prepares-to-return-of-backhand-on-way-to-winning-tennis-semi-final-over-nicolas-kiefer-of-germany-6-3-5-7-6-0-6-2-at-the-australian-open-grand-slam-in-melbourne-australia-january-27-2005-mens-finals-are-sunday-january-29-2005-upi-phototom-theobald-TYDA99.jpg)