- Source: Sri Lanka at the 2017 World Aquatics Championships
- Olimpiade Musim Panas 2012
- Sri Lanka at the 2017 World Aquatics Championships
- Sri Lanka at the 2023 World Aquatics Championships
- Sri Lanka at the 2011 World Aquatics Championships
- Sri Lanka at the 2019 World Aquatics Championships
- FINA athletes at the World Aquatics Championships
- Sri Lanka at the 2013 World Aquatics Championships
- 2017 World Aquatics Championships
- Sri Lanka at the 2022 World Aquatics Championships
- Suspended Member Federation at the World Aquatics Championships
- 2024 World Aquatics Championships
Sri Lanka competed at the 2017 World Aquatics Championships in Budapest, Hungary from 14 July to 30 July. The team consisted of four participants and went medalless during the competition.
Swimming
Sri Lanka received Universality invitations from FINA to send four swimmers (two men and two women) to the World Championships. Matthew Abeysinghe was initially selected on the entry list of his respective events, but did not compete.