The Battle of Crampton's Gap, or Battle of Burkittsville, was fought between forces under Confederate Brig. Gen. Howell Cobb and Union Maj. Gen. William B. Franklin as part of the Battle of South Mountain on September 14, 1862, at Crampton's Gap in Western Maryland, during the Maryland Campaign of the American Civil War.

William Buel Franklin was a career United States Army officer and a Union Army general in the American Civil War. He rose to the rank of a corps commander in the Army of the Potomac, fighting in several notable battles in the Eastern Theater of the Civil War. He also distinguished himself as a civil engineer before and after the war.