| Event: | Men's freestyle 55 kg |
| Championship: | 2011 World Championships |
| Dates: | 16 September 2011 |
| Venue: | Sinan Erdem Dome |
| Competitors: | 45 |
| Nations: | 45 |
| Gold: | Viktor Lebedev |
| Gold Nation: | RUS |
| Silver: | Radoslav Velikov |
| Silver Nation: | BUL |
| Bronze: | Daulet Niyazbekov |
| Bronze Nation: | KAZ |
| Bronze2: | Hassan Rahimi |
| Bronze2 Nation: | IRI |
| Prev: | 2010 |
| Next: | 2013 |
See main article: 2011 World Wrestling Championships.
The men's freestyle 55 kilograms is a competition featured at the 2011 World Wrestling Championships, and was held at the Sinan Erdem Dome in Istanbul, Turkey on 16 September 2011.