Poland competed at the 2013 World Aquatics Championships in Barcelona, Spain between 19 July and 4 August 2013.

Poland qualified 2 quota places for the following diving events.

[1] Poland qualified one quota places for the following high diving event.

[2][3] Polish 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):[4][5]