Canada competed at the 2013 World Aquatics Championships in Barcelona, Spain between 19 July to 4 August 2013.
Canada qualified 7 divers.
Canada qualified 1 high diver.
Canada qualified 5 open water swimmers.
Canadian swimmers earned qualifying standards in the following events (up to a maximum of 2 swimmers in each event at the A-standard entry time, and 1 at the B-standard):
Canada qualified 12 synchronized swimmers.
<small><nowiki>*</nowiki> Reserves</small>
Canada qualified a men's team.
Canada's qualified a women's team.