Australia at the 2023 World Aquatics Championships

Australia competed at the 2023 World Aquatics Championships in Fukuoka, Japan from 14 to 30 July.

Athletes by discipline
The following is the list of number of competitors participating at the Championships per discipline.


 * Moesha Johnson was compete in both open water swimming and indoor swimming.

Artistic swimming
Australia's artistic swimming team consisted of eleven athletes (all women).


 * Women


 * Mixed

Diving
Australia's diving team consisted of nine athletes (4 men and 5 women). Lauren Flint was originally named in the team, however withdrew days before competition due to breaking her elbow in training.


 * Men


 * Women


 * Mixed

High diving
Australia's high diving team consisted of three athletes (all women).


 * Women

Open water swimming
Australia's open water swimming team consisted of eight athletes (4 men and 4 women).


 * Men


 * Women


 * Mixed

Swimming
Australia's swimming team consisted of thirty-one athletes (16 men and 15 women).


 * Men


 * Women


 * Mixed

Water polo

 * Summary

Men's tournament

 * Team roster


 * Group play


 * Playoffs


 * 9–12th place semifinals


 * Ninth place game

Women's tournament

 * Team roster


 * Group play


 * Playoffs


 * Quarterfinals


 * Semifinals


 * Third place game