Charles Duane Baker III (born June 21, 1928) is an American businessman and politician who served as United States Deputy Secretary of Health and Human Services from 1983 to 1984, under President Ronald Reagan.

Charles Duane Baker III was born in Newburyport, Massachusetts.

Baker spent 1946 to 1948 in the United States Navy in aviation, and returned from 1951 to 1953.

[1] He moved to Elmira, New York after graduation, where he became a buyer for the Westinghouse Electric Corporation.

[7] He married Alice Elizabeth "Betty" Ghormley of Rochester, Minnesota on June 4, 1955.