Top 20 deadliest famines

This post is a list of the top 15 deadliest famines. Source: Wikipedia

1. Great Chinese Famine: 15 - 55 million (1959-1961)
2. Chinese famine of 1906-1907: 20 - 25 million
3. Chalisa famine: 11 million (1783-1784)
4. Doji bara famine: 11 million (1789-1793)
5. Great Bengal Famine of 1770: 10 million
6. Northern Chinese famine of 1876-1879: 9 - 13 million
7. Great Famine of 1315-1317: 7.5 million
8. Deccan famine of 1630-1632: 7.4 million
9. Chinese famine of 1333-1337: 6 million
10. Great Indian Famine of 1876-1878: 5.5 million
11. Soviet famine of 1932-1933: 5 - 7 million
12. Russian famine of 1921-1922: 5 million
13. Chinese famine of 1928-1930: 3 - 10 million
14. Second Congo War: 2.7 million (1998-2004)
15. Java under Japanese occupation: 2.4 million (1944-1945)

Top 10 deadliest natural disasters (non-epidemic, non-famine)

This post is a list of the top 10 deadliest natural disasters by highest estimate (non-epidemic and non-famine). Source: Wikipedia

1. 1931 China floods: 4.0 million
2. 1887 Yellow River flood: 2.0 million
3. 1976 Tangshan earthquake: 650 thousand
4. 1970 Bhola cyclone: 500 thousand
5. 2010 Haiti earthquake: 310 thousand
6. 526 Antioch earthquake: 300 thousand
7. 1839 Coringa cyclone: 300 thousand
8. 1737 Calcutta cyclone: 300 thousand
9. 1920 Haiyuan earthquake: 273 thousand
10. 1139 Ganja earthquake: 230 thousand

Top 20 deadliest genocides

This post is a list of the top 20 deadliest genocides. Source: Wikipedia

1. The Holocaust: 5.1 - 7.0 million (1941-1945)
2. Holodomor: 3.0 - 5.0 million (1932-1933)
3. Cambodian genocide: 1.3 - 3.0 million (1975-1979)
4. Bangladesh genocide: 0.3 - 3.0 million (1971)
5. Circassian genocide: 1.0 - 2.0 million (1864-1867)
6. Armenian genocide: 0.6 - 1.5 million (1915-1917)
7. Siege of Leningrad: 1.0 million (1941-1944)
8. Albigensian Crusade: 0.2 - 1.0 million  (1209-1229)
9. Taíno genocide: 60 - 960 thousand (1492-1514)
10. Greek genocide / Pontic genocide: 300 - 900 thousand (1914-1922)
11. Rwandan genocide: 490 - 800 thousand (1994)
12. Sayfo: 200 - 750 thousand (1915-1919)
13. Genocide in Tigray: 160 - 600 thousand (2020-2022)
14. Dzungar genocide: 480 - 600 thousand (1755-1758)
15. Darfur genocide: 90 - 500 thousand (2003-2005)
16. Deportation of the Chechens and Ingush: 100 - 400 thousand (1944-1948)
17. Genocide of Acholi and Lango people: 100 - 300 thousand (1972-1978)
18. Ikiza: 80 - 300 thousand (1972)
19. Hamidian massacres: 200 - 300 thousand (1894-1896)
20. Massacres of Albanians in the Balkan Wars: 120 - 270 thousand (1912-1913)

Top 20 wars by death toll

This post is a list of the top 20 wars by death toll. Source: Wikipedia

1. World War II: 70 - 85 million (1939-1945)
2. Mongol invasions and conquests: 20 - 60 million (1206-1368)
3. Three Kingdoms: 34 million (220 - 280 AD)
4. Taiping Rebellion: 20 - 30 million (1850-1864)
5. Manchu Conquest of China: 25 million (1618-1638)
6. World War I: 15 - 22 million (1914-1918)
7. Conquests of Timur: 7 - 20 million (1369-1405)
8. An Lushan Rebellion: 13 million (754 - 763 AD)
9. Spanish conquest of Mexico: 10 million (1519-1530)
10. Russian Civil War: 7- 10 million (1917-1922)
11. Chinese Civil War: 4 - 9 million (1927-1949)
12. Crusades: 1 - 9 million (1095-1291)
13. Thirty Years' War: 4 - 8 million (1618-1648)
14. Spanish conquest of the Inca Empire: 7 million (1533-1572)
15. Reconquista: 7 million (718 - 1492 AD)
16. French Revolutionary and Napoleonic Wars: 4 - 7 million (1792-1815)
17. Conquests of Menelik II: 6 million (1878-1904)
18. Second Congo War: 3 - 5 million (1998-2003)
19. Spanish conquest of New Granada: 5 million (1525-1540)
20. Deccan wars: 4 - 5 million (1680-1707)