William B. "Bill" Caldwell IV is a retired United States Army officer and the current President of Georgia Military College. Caldwell's final military assignment was as Commanding General of United States Army North, also known as the Fifth Army.

Georgia Military College (GMC) is a public military junior college in Milledgeville, Georgia. It is divided into the junior college, a military junior college program, high school, middle school, and elementary school. It was originally known as Middle Georgia Military and Agricultural College, until 1900. While GMC is a state-chartered and funded institution, its governance is not overseen by either the Board of Regents of the University System of Georgia or the State Board of the Technical College System of Georgia.