Captain and Assistant Commissary of Subsistence Andrew Jackson Kennedy, a staff member of the 19th Georgia Volunteer Infantry was not the person of the same SURNAME who committed suicide at Westport on January 5, 1903. Details of the correct name of the captain in the 19th Georgia were verified through census records, as well as documentation held in Georgia archival and historical collections,
http://nznewspapers.wordpress.com/2007/08/07/inangahua-times-saturday-1-august-1896/
There is an obituary for a man named "A.J. Kennedy" (Atlanta Constitution 2/24/1906); not sure if this could be the same man form the 19th Ga.
I don't have access to the full paper