Group 1- Andy Murray
- Roger Federer
- Novak Djokovic
- Rafael Nadal
- Juan Martin Del Potro
| Group 2- Jo-Wilfried Tsonga
- Gael Monfils
- David Ferrer
- Robin Soderling
- Tomas Berdych
| Group 3- Mardy Fish
- Nicolas Almagro
- Stanislas Wawrinka
- John Isner
- Marin Cilic
- Gilles Simon
- Andy Roddick
- Janko Tipsarevic
- Richard Gasquet
- Alexandr Dolgopolov
| Group 4- Fernando Verdasco
- Florian Mayer
- Kei Nishikori
- Marcel Granollers
- Juan Monaco
- Radek Stepanek
- Viktor Troicki
- Nikolay Davydenko
- Juan Ignacio Chela
- Feliciano Lopez
|
Group 5- Sam Querrey
- Marcos Baghdatis
- Thomaz Bellucci
- Andreas Seppi
- Kevin Anderson
- Milos Raonic
- Alex Jr. Bogomolov
- Dmitry Tursunov
- Mikhail Youzhny
- Jurgen Melzer
| Group 6- Donald Young
- Juan Carlos Ferrero
- David Nalbandian
- Tommy Robredo
- Fabio Fognini
- Michael Llodra
- Bernard Tomic
- Robin Haase
- Ivan Ljubicic
- Philipp Kohlschreiber
| Group 7- James Blake
- Xavier Malisse
- Santiago Giraldo
- Pablo Andujar
- Gilles Muller
- Ernests Gulbis
- Ivo Karlovic
- Albert Montanes
- Julien Benneteau
- Potito Starace
| Group 8- Lukasz Kubot
- Ryan Harrison
- Ivan Dodig
- Jarkko Nieminen
- Carlos Berlocq
- Philipp Petzschner
- Guillermo Garcia-Lopez
- Grigor Dimitrov
- Sergiy Stakhovsky
- Denis Istomin
|
Group 9- Leonardo Mayer
- Albert Ramos-Vinolas
- Ryan Sweeting
- Rui Machado
- Olivier Rochus
- Filippo Volandri
- Lukas Rosol
- Igor Kunitsyn
- Flavio Cipolla
- Alejandro Falla
| Group 10- Yen-Hsun Lu
- Adrian Mannarino
- Victor Hanescu
- Matthew Ebden
- Ricardo Mello
- Steve Darcis
- Cedrik-Marcel Stebe
- Dudi Sela
- Pere Riba-Madrid
- Somdev Devvarman
| Group 11- Matthias Bachinger
- Benoit Paire
- Nicolas Mahut
- Richard Berankis
- Tobias Kamke
- Mikhail Kukushkin
- Blaz Kavcic
- Michael Berrer
- Jeremy Chardy
- Andreas Beck
|
