Swimming at the 2018 Asian Games was held at the Gelora Bung Karno Aquatic Stadium in Gelora Bung Karno Sports Complex, Jakarta, Indonesia, from 19 to 24 August 2018.

[1] The winning team Japan collected almost quarter of its total gold medals in this edition from swimming events only.

A total of 366 athletes from 39 nations competed in swimming at the 2018 Asian Games: