Aaron Cohn, the middle child of San and Etta Hirsh Cohn, was born in Columbus, Georgia March 3, 1916 and died on the 4th of July 2012. He graduated from Columbus High School in 1932, the University of Georgia Lumpkin School of Law in 1938 and was admitted to the Bar in the same year. He was commissioned into the U. S. Cavalry in 1937 as a 2nd Lieutenant. At the University of Georgia he was Vice President of the Inter-fraternity Council, Blue Key Honorary Society, Scabbard and Blade Military Society, Captain of the Tennis Team, as well as being an unpaid coach for the freshman team.

He volunteered for the U.S. Army in the summer of 1940, entering as a lieutenant and serving until 1946, reaching the rank of Lieutenant Colonel of the Cavalry. He continued to serve in the reserves. During the war, he was the a Combat Operations Officer of the 3rd U.S. Cavalry in General Patton's Army in the European campaigns of Northern France, Rhineland, Ardennes and Central Europe. In 1982, he was honored by the U.S. Holocaust Memorial Commission as an Official Liberator of the Concentration Camp at Ebensee, Austria in 1945.

He married Janet Ann Lilienthal (1921-2011) on June 19, 1941, and they had three children.

Judge Cohn resumed the practice of law in 1946. He was appointed Judge of Juvenile Court of Columbus/Muscogee County, Georgia on January 1, 1965, and served in that position for 44 years. He and his wife are buried at Riverdale Cemetery.