The 2018 World Para Swimming European Championships, known for sponsorship reasons as the 2018 World Para Swimming Allianz European Championships took place in Dublin, Ireland from 13 to 19 August 2018.

It was the 5th edition of the Championships, the first under the new World Para Swimming branding, and the first time Ireland had hosted.

[2] Formerly the IPC Swimming European Championships, this was the first edition of the championships since IPC undertook a rebrand of all sports for which they are the governing body, including the 'World Para' title for the committees running each sport.

Ihar Boki of Belarus, with seven gold medals, was the most successful swimmer at the event, with Yelyzaveta Mereshko of Ukraine the most successful female athlete with 5 gold and 3 silver medals.

The most successful home athlete was Ellen Keane, with one gold and one bronze medal.