The Kalapuya (also Calapooia, Calapuya, Calapooya, Kalapooia, or Kalapooya) are a Native American ethnic group and are members of the Confederated Tribes of the Grand Ronde Community of Oregon. The Kalapuya tribes' traditional homelands are the area of present-day western Oregon in the United States, spanning from the peak of the Cascade Mountains at the east to the Oregon Coast Range at the west, and from the Columbia River at the north to the Calapooya Mountains at the Umpqua River at the sout… (More on Kalapuya)