Charles Adams Hunter (August 26, 1843 – December 31, 1912) was a soldier in the American Civil War who received the Medal of Honor for valor in action.

Hunter subsequently saw extensive action in the Shenandoah Valley, fighting at the Battles of New Market, Piedmont, Lynchburg, Snicker's Ford, Second Kernstown and Martinsburg, Halltown, Berryville, Third Winchester, Fisher's Hill, Stickney's Farm, and Cedar Creek.

With the conclusion of Sheridan's Valley campaign, the 34th Massachusetts Infantry moved to the Petersburg theater of war.

Hunter's medal was presented to him on June 13, 1865 by the wife of his commander, General John Gibbon, and he mustered out with his regiment three days later.

Citation: In the assault on Fort Gregg, bore the regimental flag bravely and was among the foremost to enter the work.