The Worst Volcanoes based on Number of Deaths timeline

Period: Dec 1, 1631 to Dec 1, 1631

Mt Vesuvius

Italy, December 1631, 6000 deaths
Period: Jun 8, 1783 to Feb 1, 1784

Laki Volcanic System

Iceland, 8 June 1783 - February 1784, 9350 deaths
Period: Aug 25, 1792 to Aug 26, 1792

Mt Unzen

Japan, 1792, 12 000 - 15 000 deaths
Period: Apr 5, 1816 to Apr 10, 1816

Mt Tambora

Indonesia, 10-5 April 1816, 92 000 deaths
Period: Aug 25, 1882 to Aug 26, 1882

Mt Galunggung

Indonesia, 1882, 4011 deaths
Period: Aug 26, 1883 to Aug 28, 1883

Mt Krakatoa

Indonesia, 26-28 August 1883, 36 000 deaths
Period: Apr 25, 1902 to May 8, 1902

Mt Pelee

West Indies, 25 April - 8 May 1902, 40 000 deaths
Period: May 19, 1919 to May 19, 1919

Mt Kelut

Indonesia, 19 May 1919, 5100 deaths
Period: Nov 13, 1985 to Nov 13, 1985

Nelvado del Ruiz

Colombia, 13 November 1985, 23 000 deaths
Period: Apr 24, 2016 to Apr 24, 2016

Mt Vesuvius

Italy, 24 April AD 79, 10 000+ deaths

Mt Vesuvius