Sihasapa is a term that refers to the Lakota Sioux Indian tribe, particularly the "Blackfoot Sioux." Some synonyms for Sihasapa include Lakota, Teton Sioux, and Dakota Sioux. Lakota refers to all people of the Lakota Sioux tribe, while Teton Sioux refers to the westernmost Lakota group of the Great Sioux Nation. Dakota Sioux refers to the easternmost Lakota group. Other names for the Lakota Sioux tribe include the Nakota or Dakota, which are often used interchangeably with Lakota. The Sioux, also known as the Lakota, are a Native American people who have a rich history and cultural legacy that is still celebrated today.