Spain will compete at the 2025 World Aquatics Championships in Singapore from July 11 to August 3, 2025.
Competitors
The following is the list of competitors in the Championships. ==Artistic swimming==
Diving
;Men ;Women ;Mixed ==High diving==
High diving
Spain entered 1 high diver. ;Men ==Open water swimming==
Swimming
Spain entered 16 swimmers. ;Men ;Women ;Mixed ==Water polo ==
Water polo
;Summary Men's tournament ;Team roster ;Group play ;Quarterfinals ;Semifinals ;Final Women's tournament ;Team roster ;Group play ;Quarterfinals ;Semifinals ;Third place game ==References==