| Events at the 2013 World Championships | ||
|---|---|---|
 | ||
| Freestyle | ||
| 50 m | men | women |
| 100 m | men | women |
| 200 m | men | women |
| 400 m | men | women |
| Backstroke | ||
| 50 m | men | women |
| 100 m | men | women |
| Breaststroke | ||
| 50 m | men | women |
| 100 m | men | women |
| Butterfly | ||
| 50 m | men | women |
| 100 m | men | women |
| Ind. medley | ||
| 150 m | men | women |
| 200 m | men | women |
| Freestyle relay | ||
| 4×50 m | men | women |
| 4×100 m | men | women |
| Medley relay | ||
| 4×50 m | men | women |
| 4×100 m | men | women |
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The women's 4 x 50 metre medley relay at the 2013 IPC Swimming World Championships was held at the Parc Jean Drapeau Aquatic Complex in Montreal from 12 to 18 August.
Medalists
| Points | Gold | Silver | Bronze |
| 20 points | Oksana Khrul S6 Nataliia Prologaieva SB4 Olena Fedota S6 Olga Sviderska S3  Ukraine
|
Anastasia Didorova S6 Ulyana Kuznetsova SB7 Alexandra Agafonova S3 Irina Kolmogorova S4  Russia
|
Alyssa Gialamas S5 Noga Nir-Kistler SB5 Reilly Boyt S6 Cheryl Angelelli S4  United States
|