The women's 100 metre backstroke at the 2013 IPC Swimming World Championships was held at the Parc Jean Drapeau Aquatic Complex in Montreal from 12–18 August.
Class | width=200 bgcolor=gold | Gold | width=200 bgcolor=silver | Silver | width=200 bgcolor=CC9966 | Bronze |
S6 | Anastasia Diodorova | Lu Dong | Julia Castello Farre | |||
S7 | Kirsten Bruhn | Cortney Jordan | Sarah Mehain | |||
S9 | Stephanie Millward | Amy Marren | Elizabeth Smith | |||
S10 | Sophie Pascoe | Nina Ryabova | Katherine Downie | |||
S11 | Mary Fisher | Daniela Schulte | Maryna Piddubna | |||
S12 | Hannah Russell | Darya Stukalova | Yaryna Matlo | |||
S13 | Anna Krivshina | Colleen Young | Teigan van Roosmalen | |||
S14 | Marlou van der Kulk | Bethany Firth | Jessica-Jane Applegate |