| Event: | Women's 78 kg |
| Championship: | 2011 World Judo Championships |
| Location: | Paris, France |
| Gold: | Audrey Tcheuméo |
| Gold Value: | 1 |
| Goldnoc: | FRA |
| Silver: | Akari Ogata |
| Silvernoc: | JPN |
| Bronze: | Kayla Harrison |
| Bronzenoc: | USA |
| Bronze2: | Mayra Aguiar |
| Bronzenoc2: | BRA |
The women's 78 kg competition of the 2011 World Judo Championships was held on August 26. it was won by the French athlete Audrey Tcheuméo.
| width=200 bgcolor=gold | Gold | width=200 bgcolor=silver | Silver | width=200 bgcolor=CC9966 | Bronze |