Canada at the 2015 World Aquatics Championships
Canada competed at the 2015 World Aquatics Championships in Kazan, Russia from 24 July to 9 August 2015.
Medallists
| Sport | Total | |||
| Diving | 0 | 4 | 0 | 4 |
| High diving | 0 | 0 | 0 | 0 |
| Swimming | 0 | 0 | 4 | 4 |
| Open water swimming | 0 | 0 | 0 | 0 |
| Synchronized swimming | 0 | 0 | 0 | 0 |
| Water polo | 0 | 0 | 0 | 0 |
| Total | 0 | 4 | 4 | 8 |
Diving
Canada qualified a full team of 8 divers.;Men
;Women
;Mixed
High diving
Canada qualified one high diver to compete at the World Championships.| Athlete | Event | Points | Rank |
| Lysanne Richard | Women's high diving | 216.35 | 5 |
Open water swimming
Canada has fielded a team of four swimmers to compete in the open water marathon.| Athlete | Event | Time | Rank |
| Eric Hedlin | Men's 10 km | 1:56:52.3 | 56 |
| Richard Weinberger | Men's 10 km | 1:50:19.9 | 8 |
| Jade Dusablon | Women's 5 km | 1:00:52.7 | 22 |
| Jade Dusablon | Women's 10 km | 2:00:35.0 | 34 |
| Samantha Harding | Women's 5 km | 1:00:50.3 | 19 |
| Samantha Harding | Women's 10 km | 1:59:47.1 | 27 |
Swimming
Canadian swimmers earned qualifying standards in the following events :;Men
;Women
;Mixed
Synchronized swimming
Thirteen Canadian synchronized swimmers have been selected to compete in the following events at the World Championships.;Women
;Mixed
Water polo
Men's tournament
Canada qualified a men's team.;Team roster
- Robin Randall
- Con Kudaba
- Oliver Vikalo
- Nicolas Constantin-Bicari
- Justin Boyd
- David Lapins
- Alec Taschereau
- Kevin Graham
- Matt Halajian
- John Conway
- George Torakis
- Jerry McElroy
- Dusan Aleksic
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;Playoffs
;9th–12th place semifinals
;Ninth place game
Women's tournament
Canada's qualified a women's team.;Team roster
- Jessica Gaudreault
- Krystina Alogbo
- Katrina Monton
- Emma Wright
- Monika Eggens
- Kelly McKee
- Joëlle Békhazi
- Shae Fournier
- Carmen Eggens
- Christine Robinson
- Stephanie Valin
- Dominique Perreault
- Nicola Colterjohn
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;Playoffs
;9th–12th place semifinals
;Eleventh place game