Unseeded Russian pair Igor Kunitsyn & Dmitry Tursunov advanced, and were shortly followed by the unseeded team, Janko Tipsarević & Victor Troicki, who upset fifth seeds Simon Aspelin & Julian Knowle in three close sets, to complete the men's doubles' quarterfinals' line-up. Unseeded South American team Pablo Cuevas & Luis Horna produced the biggest upset of the men's draw in the first quarterfinal match, by knocking out of the tournament World No. 1 duo Bob & Mike Bryan 6–3, 5–7, 7–6(1). In the second quarterfinal of the day, Bruno Soares & Dušan Vemić upset eight seeds Jonas Björkman & Kevin Ullyett, to advance to the semis.