Stone Mountain High School is a college preparatory and public high school located in Stone Mountain, Georgia, United States. It is one of the oldest high schools in the DeKalb County School System. Its last principal was Carolyn D. Williams, who transferred to Southwest Dekalb High School. The current principal is Dr. James H. Jones, transferring from McNair High School. He has been educating for 33 years and previously worked at Stephenson High School and Clarkston High School.