2011 BWF World Championships – Men's singles

Men's singles
at the 2011 BWF World Championships
VenueWembley Arena
LocationLondon, England
DatesAugust 8, 2011 (2011-08-08) – August 14, 2011 (2011-08-14)
Medalists
    China
    Malaysia
    China
    Denmark

The men's singles tournament of the 2011 BWF World Championships (World Badminton Championships) was held from August 8 to 14. Chen Jin was the defending champion.
Lin Dan defeated Lee Chong Wei 20–22, 21–14, 23–21 in the final.