The women's 4 x 100 metres relay at the 2011 IPC Athletics World Championships was held at the QEII Stadium on 24 and 28 January 2011.
| Class | width=200 bgcolor=gold | Gold | width=200 bgcolor=silver | Silver | width=200 bgcolor=CC9966 | Bronze |
| T11−13 | Adria Rocha Santos Ana Tercia Soares Jerusa Geber Santos Terezinha Guilhermina | Chen Yan Jia Juntingxian Zhu Daqing Wu Chunmiao | ||||
| T35−38 | Viktoriya Kravchenko Maryna Snisar Oksana Krechunyak Inna Stryzhak | Anastasiya Ovsyannikova Svetlana Sergeeva Elena Ivanova Margarita Koptilova | Hazel Robson Bethany Woodward Katrina Hart Jenny McLoughlin |