Institute of the Estonian Language (Estonian: Eesti Keele Instituut) is the official language-regulatory authority of the Estonian language. It is located in the capital city of Estonia, Tallinn. Its stated formal goal is to contribute to the long-term survival of the Estonian language. The Institute researches modern Estonian, the history of the Estonian language, Estonian dialects and Finno-Ugric cognate languages.^[1]

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You can help expand this article with text translated from the corresponding article in Estonian. (August 2023) Click [show] for important translation instructions. 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 Estonian Wikipedia article at [[:et:Eesti Keele Instituut]]; see its history for attribution. You should also add the template {{Translated|et|Eesti Keele Instituut}} to the talk page. For more guidance, see Wikipedia:Translation.

It was founded in 1993 as the Institute of Language and Literature was reorganized.^[1] The institute's director, since 2020, is Arvi Tavast.^[2]

• Asta Õim
• Urmas Sutrop
• Tõnu Tender
• Arvi Tavast