Science · Exploration · Literature · 1769–1859

Alexander von Humboldt — Age, Birthday & Biography

Born: 14 September 1769 · Died: 6 May 1859 · Age: 89

Prussian naturalist whose Latin American expedition and book Cosmos founded modern geography and inspired Darwin

Did you know?He was one of the first people to describe the concept of human-induced climate change.

Quick facts

  • Date of birth14 September 1769
  • Date of death6 May 1859
  • Age at death89
  • NationalityGerman
  • BirthplaceBerlin, Germany
  • Occupationgeologist, explorer, botanist

Editor's Take:

Alexander von Humboldt was the most famous scientist of his age. Between 1799 and 1804 he explored South America. He climbed volcanoes, mapped rivers and collected thousands of plants. He saw nature as a connected web of life. He warned that cutting forests could change the climate. His book Cosmos tried to describe the whole universe. Countless places, plants and animals are named after him.

Key Milestones

  1. 1799: Americas – expedition begins
  2. 1800: Orinoco – river exploration
  3. 1802: Chimborazo – record climb
  4. 1829: Russia – Siberian expedition

Friedrich Wilhelm Heinrich Alexander von Humboldt (14 September 1769 – 6 May 1859) was a German polymath, geographer, naturalist, explorer, and proponent of Romantic philosophy and science. He was the younger brother of the Prussian minister, philosopher, and linguist Wilhelm von Humboldt (1767–1835).

Text from Wikipedia, licensed under CC BY-SA 4.0

Profile

Alexander von Humboldt: The Explorer Who Saw Nature Whole

German naturalist and explorer, 1769–1859

Alexander von Humboldt was born in Berlin on 14 September 1769.

From 1799 to 1804 he explored South America, Cuba and Mexico with the botanist Aimé Bonpland.

In 1802 he climbed high on Chimborazo in Ecuador, then thought to be the world's highest mountain.

His great work Kosmos tried to describe the whole physical universe.

Career highlights

  1. 1799Americas: expedition begins
  2. 1800Orinoco: river exploration
  3. 1802Chimborazo: record climb
  4. 1829Russia: Siberian expedition
  5. 1845Kosmos: first volume

Did you know?The cold Humboldt Current off the coast of Peru and Chile is named after him.

Age at death
89
Years since death
167

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Questions people ask

Frequently asked questions

When is Alexander von Humboldt's birthday?
Alexander von Humboldt's birthday is September 14. He was born on September 14, 1769 in Berlin, Germany.
How old was Alexander von Humboldt when he died?
Alexander von Humboldt died on May 6, 1859, aged 89.
Who shares a birthday with Alexander von Humboldt?
Famous people who share Alexander von Humboldt's September 14 birthday include Leo XIV, Dmitry Medvedev, Amy Winehouse, Francisco Quevedo and Renzo Piano.

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Reviewed by the Who Shares My Birthday editorial team.

Last reviewed: October 2026