Hupa (Hoopa, Natinixwe) refers to a Native American tribe in northwestern California. The official name of the tribe's the Hoopa Valley Tribe. History Hupa are Native North Americans whose traditional land's Hupa Valley, California. Their heritage language, Hupa, belongs to the Athabaskan language family. Hupa tradition suggests that they've lived in Hupa valley for over 4,000 years. Some Hupa people also speak Yurok. In the 19th century, they occupied land stretching from the South Fork of the… (More on Hupa)