The men's singles table tennis event at the 2011 Pan American Games was held from October 18–20 at the CODE Dome in Guadalajara, Mexico.
Round Robin
The round robin was used as a qualification round. The forty participants were split into groups of four. The top two players from each group advanced to the first round of playoffs. Groups were announced at the technical meeting the day before the competition began.
References
Table tennis at the 2011 Pan American Games – Men's singles Wikipedia(Text) CC BY-SA