Clarence King, American geologist, mountaineer, and critic (d. 1901)
Clarence Rivers King (January 6, 1842 – December 24, 1901) was an American geologist, mountaineer and author. He was the first director of the United States Geological Survey from 1879 to 1881. Nominated by Republican President Rutherford B. Hayes, King was noted for his exploration of the Sierra Nevada mountain range.