Southwestern Native Americans refer to the indigenous peoples of the Southwestern United States, including the Navajo and Apache tribes. The Navajo, also known as the Dine, are a Native American people of the Southwestern United States, and are the largest federally recognized tribe in the United States. The Apache are a group of culturally related Native American tribes in the Southwestern United States, which include the Western Apache, Chiricahua, Mescalero, Jicarilla, Lipan, and Plains Apache.