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Claude Gay

1800 – 1873

French botanist, naturalist and illustrator

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About Claude Gay

Lived 1800 – 1873 (aged 73). Claude Gay was a French and Chilean botanist, naturalist, geographer, historian, geologist and botanical collector.

Claude Gay, often named Claudio Gay in Spanish texts, (18 March 1800 – 29 November 1873), was a French botanist, naturalist and illustrator. This explorer carried out some of the first investigations about Chilean flora, fauna, geology and geography. The Cordillera Claudio Gay in the Atacama Region of Chile is named after him. He founded the Chilean National Museum of Natural History, its first director was another Frenchman Jean-François Dauxion-Lavaysse.

Research and travels Gay first went to Paris to study medicine, but he quickly abandoned this idea to become a researcher in natural history. In 1828, he went to Chile to teach physics and natural history at a college in Santiago. In 1829, he accepted a position as a researcher for the Chilean government to carry out a scientific survey of the country.

He returned to France in 1832, and gave his collections to the Muséum national d'histoire naturelle in Paris. His botanical specimens can now be found throughout the world, including at the National Herbarium of Victoria (MEL), Royal Botanic Gardens Victoria.

He returned to Chile in 1834 and explored the country again for four years. After having visited Peru in 1839, he lived in Santiago, where he wrote the multi-volume Historia fisica y politica de Chile. In 1841, Chile conferred the Chilean nationality to him, and his opus work was published by the Chilean government between 1844 and 1871.

Gay returned to France in 1843, and in May, 1856, he was elected a member of the French Academy of Sciences. He made a journey through Russia and Tartary from 1856 to 1858. the flowering plant Montiopsis gayana, the rufous-bellied seedsnipe Attagis gayi.

The journal of the Botanical Society of Chile, Gayana. Botánica, is named in his honour and published by the Universidad de Concepción, Chile.

Works

Noticias sobre las islas de Juan Fernandez, Valparaiso, 1840 Historia física y política de Chile, Paris, 1844–1848 Origine de la pomme de terre, Paris, 1851 Atlas de la historia física y política de Chile, Paris, 1854 Triple variation de l'aiguille d'amiante dans les parties Ouest de l'Amerique, Paris, 1854 Carte générale du Chili, Paris, 1855 Considérations sur les mines du Pérou, comparées aux mines du Chili, Paris, 1855 Notes sur le Brasil, Buenos Ayres, et Rio de Janeiro, Paris, 1856 Rapport à l'académie des sciences sur les mines des États-Unis, Paris, 1861

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Important facts

Birth century
Employers
El Araucano, Centre hospitalier de Saint-Denis
Awards
Knight of the Legion of Honour
Also known as
Claudio Gay, Gay, C. Gay, Claudio Gay Mouret

People in Claude Gay's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped Claude Gay's

Frequently asked questions

Who was Claude Gay?

French botanist, naturalist and illustrator (1800-1873)

When was Claude Gay born?

Claude Gay was born on 18 March 1800 in Draguignan.

When did Claude Gay die?

Claude Gay died on 29 November 1873 in Flayosc.

What was Claude Gay's occupation?

Claude Gay was a botanist, naturalist, geographer, historian, geologist and botanical collector.

What nationality was Claude Gay?

Claude Gay was French and Chilean.

Sources & further reading

· Wikipedia: Claude Gay

· Wikidata: Q1096785

· DBpedia: Claude Gay

Cite this page

APA: Biography.guide. (2026). Claude Gay. https://biography.guide/claude-gay/

MLA: "Claude Gay." Biography.guide, https://biography.guide/claude-gay/.

Chicago: "Claude Gay." Biography.guide. https://biography.guide/claude-gay/.

Data last updated: 2026-09-22 · Spot an error? Report a correction.

Portrait: Wikimedia Commons · author & licence

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