Charles Hartwell Bonesteel III (New York City September 26, 1909 - Alexandria, VA October 13, 1977) was an American military commander.

He was an Eagle Scout (1925) and a Rhodes Scholar. He was awarded the Distinguished Service Medal twice and the Legion of Merit twice.

A graduate of the United States Military Academy (1931), he is chiefly known as the Commander of US Forces in Korea (and Commander-in-Chief, United Nations Command Korea; Commanding General, 8th US Army) from 1966-1969. Bonesteel was one of the officers who decided on the 38th parallel as the Division of Korea.

Prior to that, he had served as commanding general of the 2d Infantry Division (1961-1962), commanding general of the VII Corps (1962-1963). He retired from the Army in 1969. He is buried in Arlington National Cemetery.