Lemhi could refer to:
People Lemhi Shoshone, a band of Shoshone in Idaho / Pacific Northwest region Limhi, a king mentioned in the Book of Mormon of Mormonism
Places Fort Lemhi, a fort built by Mormon missionaries in 1855 near modern Tendoy, Idaho Lemhi, Idaho, an unincorporated community Lemhi County, Idaho Lemhi County Airport, a public airport located south of Salmon, Idaho Lemhi National Forest, in Idaho Lemhi Pass, pass in the Rocky Mountains between Idaho and Montana Lemhi River, a tributary of the Salmon River in Idaho National Register of Historic Places listings in Lemhi County, Idaho
Other Lemhi Gold, a thoroughbred racehorse