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How many people lived during the 20th century?

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About 11,457,490,715 people lived between 1900 and 2002, according to Matthew White's calculation on the page Worldwide Statistics of Casualties, Massacres, Disasters and Atrocities., which is based on an earlier (2002) version of the article How Many People Have Ever Lived on Earth? read more

Deducting this from the above-mentioned figure of 11,457,490,715 yields 5,242,490,715 people who died between 1900 and 2002, a period roughly corresponding to the 20th Century - about 84 deaths for every 100 persons alive in 2002. read more

The 20th century was a century that began on January 1, 1901 and ended on December 31, 2000. It was the tenth and final century of the 2nd millennium. It is distinct from the century known as the 1900s which began on January 1, 1900 and ended on December 31, 1999. read more

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