Billy Chinook was a chief and member of the Wasco tribe. Chinook was a guide for John C. Frémont and Kit Carson who explored Central Oregon from 1843 to 1844 and 1845 to 1847. Chinook also served as First Sergeant, U.S. Army Wasco Scouts during the Shoshone War. Lake Billy Chinook in Oregon is named in his honor.Billy Chinook (aka William Parker) was born circa 1827 in the area that was to become Fort Dalles, Oregon Territory.