| Event: | Women's lightweight |
| Championship: | 2009 World Championships |
| Dates: | 18 October 2009 |
| Venue: | Ballerup Super Arena |
| Competitors: | 48 |
| Nations: | 48 |
| Gold: | Lim Su-jeong |
| Gold Nation: | KOR |
| Gold Variant: | 1997 |
| Silver: | Zhang Hua |
| Silver Nation: | CHN |
| Bronze: | Estefanía Hernández |
| Bronze Nation: | ESP |
| Bronze2: | Chonnapas Premwaew |
| Bronze2 Nation: | THA |
| Prev: | 2007 |
| Next: | 2011 |
See main article: 2009 World Taekwondo Championships.
The Women's lightweight is a competition featured at the 2011 World Taekwondo Championships, and was held at the Ballerup Super Arena in Copenhagen, Denmark on October 18. Lightweights were limited to a maximum of 62 kilograms in body mass.