Deadliest Ebola Outbreaks in History

Ebola outbreaks have varied significantly in scale and fatality, with a few standing out as historically devastating events that shaped global public health responses.

The top 3

  1. The 2014-2016 West Africa Outbreak: This epidemic was the largest and deadliest in history, recording over 28,600 suspected and confirmed cases and 11,325 deaths across Guinea, Sierra Leone, and Liberia, overwhelming fragile health systems.
  2. The 1976 Zaire Outbreak: The first recognized Ebola outbreak occurred in 1976 in Yambuku, Zaire (now DRC), resulting in 318 cases and 280 deaths, marking an 88% fatality rate and leading to the virus being named after the nearby Ebola River.
  3. The Current DRC Bundibugyo Outbreak: As of August 15, 2026, this ongoing outbreak in the Democratic Republic of Congo has reported 4,945 confirmed cases and 2,325 deaths, making it the deadliest Ebola outbreak in the country's history and the fastest-growing on record.

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