Poland competed at the 2015 World Aquatics Championships in Kazan, Russia from 24 July to 9 August 2015.

Polish divers qualified for the individual spots and synchronized teams at the World Championships.

[1][2] Poland has qualified one high diver at the World Championships.

[3] Poland has qualified one swimmer to compete in the open water marathon.

[4][5] Polish swimmers have achieved 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):[4][6][7]