Idaho, a state in the western region of the United States of America, hosts a large number of Native Americans who have traditionally lived in the northern expanses of the Great Basin and the Rocky Mountains. There are five Native American languages that are spoken by recognized tribes of Idaho, two of which fall under the Uto-Aztecan languages classification, while the other three fall under three other language families that are associated with linguistic regions to the west and east of Idaho.

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There are five Native American languages currently spoken in Idaho. Population estimates are based on figures from Ethnologue and U.S. Census data, as given in sub-pages below. The five languages are shown in the table below:

• Native Americans in the United States
• Indigenous peoples of the Great Basin
• Indigenous languages of the Americas
• Uto-Aztecan languages
• Kootenai language
• Salishan languages
• Plateau Penutian languages