|Name at Enlist||Aanun Olson|
|Lived||ca. 1816 - 27 Jul 1863|
|Residence at Muster-In||Jefferson County, WI|
|Company at Enlistment||A|
|Rank at Enlistment||Private|
|Muster Date||31 Jan 1862|
|Cause of Death||Chronic diarrhea|
|Death Location||Nashville, Davidson County, TN|
|Burial Location||Nashville Cemetery; section C, grave 393|
Aanun Olson joined the WI 15th Infantry, Company A. The men of the company called themselves the "St. Olaf's Rifles." They were also known as the "Sailor Company" because of the large number of seamen in its ranks, and as the "Chicago Company" because so many of its members were residents of that city.
The army listed him as living in Jefferson County, WI, a farmer, age 45, and married. He had blue eyes, blond hair, fair complexion, and stood 5’10”. He enlisted for three years on January 28, 1862 in Jefferson County, and mustered on January 31, 1862 at Madison, WI as a Private (Menig). He was left sick at Iuka, MS on March 21, 1862. Olson died at hospital at Nashville, TN of chronic diarrhea on July 27, 1863. He was buried Nashville Cemetery; section C, grave 393.
Sources: Series 1200: Records of Civil War Regiments, 1861-1900, Wisconsin Adjutant General’s Office, box 76-3; Regimental muster and descriptive rolls, 1861-1865, Wisconsin Adjutant General’s Office, vol.20, p.20; Det Femtende Regiment, Wisconsin Frivillige [The Fifteenth Regiment, Wisconsin Volunteers], Ole A. Buslett (Decorah, Iowa, 1894), p.363; Oberst Heg og hans gutter, Waldemar Ager, 1916, Fremad Pub. Co., Eau Claire, WI, p.293.