Deadliest tsunami

The current deadliest tsunami record is 227,899 deaths, held by 2004 Indian Ocean tsunami, set on December 26, 2004. Last checked October 14, 2026.

227,899

deaths

2004 Indian Ocean tsunami

Indian Ocean, especially Sumatra, Indonesia, affecting 14 countries, 2004

Holder: 2004 Indian Ocean tsunami
Record: 227,899 deaths
Location: Indian Ocean, especially Sumatra, Indonesia, affecting 14 countries
Date set: December 26, 2004
Recognized by: National Oceanic and Atmospheric Administration (NOAA)
Last checked: October 14, 2026

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