You can help expand this article with text translated from the corresponding article in French. (July 2021) Click [show] for important translation instructions. View a machine-translated version of the French article. Machine translation, like DeepL or Google Translate, is a useful starting point for translations, but translators must revise errors as necessary and confirm that the translation is accurate, rather than simply copy-pasting machine-translated text into the English Wikipedia. Do not translate text that appears unreliable or low-quality. If possible, verify the text with references provided in the foreign-language article. You must provide copyright attribution in the edit summary accompanying your translation by providing an interlanguage link to the source of your translation. A model attribution edit summary is Content in this edit is translated from the existing French Wikipedia article at [[:fr:Étienne Louis Geoffroy]]; see its history for attribution. You may also add the template {{Translated|fr|Étienne Louis Geoffroy}} to the talk page. For more guidance, see Wikipedia:Translation.

Étienne Louis Geoffroy (October 12, 1725 – August 12, 1810) was a French entomologist and pharmacist. He was born in Paris and died in Soissons. He followed the binomial nomenclature of Carl von Linné and devoted himself mainly to beetles.

Geoffroy was the author of Histoire abrégée des Insectes qui se trouvent aux environs de Paris. Paris : Durand Vol. 1 8 + 523 pp. 10 pls (1762) and co-author with Antoine François of Entomologia Parisiensis, sive, Catalogus insectorum quae in agro Parisiensi reperiuntur ... (1785).

• Jean Gouillard (2004). Histoire des entomologistes français, 1750-1950. Édition entièrement revue et augmentée. Boubée (Paris): p. 287
• Jean Lhoste (1987). Les Entomologistes français. 1750-1950. INRA Éditions: p. 351