| Event: | Men's bantamweight |
| Championship: | 2011 World Championships |
| Dates: | 5–6 May 2011 |
| Venue: | Gyeongju Indoor Stadium |
| Competitors: | 80 |
| Nations: | 80 |
| Gold: | Lee Dae-hoon |
| Gold Nation: | KOR |
| Gold Variant: | 1997 |
| Silver: | Michael Harvey |
| Silver Nation: | GBR |
| Bronze: | Nacha Punthong |
| Bronze Nation: | THA |
| Bronze2: | Lê Huỳnh Châu |
| Bronze2 Nation: | VIE |
| Prev: | 2009 |
| Next: | 2013 |
See main article: 2011 World Taekwondo Championships.
The Men's bantamweight is a competition featured at the 2011 World Taekwondo Championships, and was held at the Gyeongju Gymnasium in Gyeongju, South Korea on May 5 and May 6. Bantamweights were limited to a maximum of 63 kilograms in body mass.