Roger Federer s-a calificat in turul doi de la US Open, numarul trei mondial trecand de Santiago Giraldo, scor 6-4, 6-3, 6-2. In urma acestui succes, Roger l-a egalat pe Andre Agassi - 224 de victorii inregistrate in turneele de Grand Slam.
Masculin, turul I:
(3) Roger Federer - Santiago Giraldo 6-4 6-3 6-2
Juan Carlos Ferrero - Pablo Andujar 1-6 7-5 5-7 6-1 6-3
(7) Gael Monfils - Grigor Dimitrov 7-6(4) 6-3 6-4
Dudi Sela - Thomaz Bellucci 4-6 2-6 6-4 6-3 6-0
Alejandro Falla - (15) Viktor Troicki 3-6 6-3 4-6 7-5 7-5
Malek Jaziri - Thiemo de Bakker 4-6 6-1 6-4 6-2
Tommy Haas - Jonathan Dasnieres de Veigy 6-3 6-4 6-7(5) 6-1
(23) Radek Stepanek - Philipp Kohlschreiber 6-4 6-1 6-3
Kevin Anderson - Go Soeda 6-1 6-3 6-0
(29) Michael Llodra - Victor Hanescu 6-2 4-6 4-6 6-3 6-2
Ivo Karlovic - Fernando Gonzalez 6-4 6-4 7-6(3)
Mikhail Kukushkin - Albert Montanes 7-5 6-2 3-6 7-6(5)
Philipp Petzschner - Albert Ramos 7-5 6-7(2) 6-3 6-7(5) 6-3
Juan Monaco - Andreas Seppi 7-6(1) 6-2 6-2
Bernard Tomic - Michael Yani 6-3 6-4 6-4
(13) Richard Gasquet - Sergiy Stakhovsky 6-4 6-4 6-0
(8) Mardy Fish - Tobias Kamke 6-2 6-2 6-1
Fabio Fognini - Horacio Zeballos 5-7 6-4 7-6(5) 6-4
(9) Tomas Berdych - Romain Jouan 6-2 7-6(4) 6-1
(27) Marin Cilic - Ryan Harrison 6-2 7-5 7-6(6)
(31) Marcel Granollers - Xavier Malisse 6-4 6-4 6-4
(22) Alexandr Dolgopolov - Frederico Gil 6-4 6-2 7-5
(20) Janko Tipsarevic - Augustin Gensse 6-2 7-5 6-0
Flavio Cipolla - Kei Nishikori 6-4 6-2 (abandon Nishikori).
Feminin, turul I:
Venus Williams - Vesna Dolonts 6-4 6-3
Christina McHale - Aleksandra Wozniak 6-3 6-7(5) 6-4
Polona Hercog - Bethanie Mattek-Sands 6-1 6-3
Alla Kudryavtseva - Anastasia Rodio