Tennis_at_the_2011_SEA_Games_–_Men's_singles
Tennis at the 2011 SEA Games – Men's singles
2011 tennis event results
Cecil Mamiit is the defending champion of the Men's Singles competition of the 2011 SEA Games but lost in the semifinals to Christopher Rungkat. Rungkat won the title by beating top seed Danai Udomchoke 6–2, 6–2 in the final.