|Name at Enlist||Anders Ellefson|
|Other Names||Andreas Ellefson|
|Lived||ca. 1835 - 26 Apr 1864|
|Residence at Muster-In||Mt. Morris, Waushara County, WI|
|Company at Enlistment||B|
|Rank at Enlistment||Private|
|Muster Date||25 Nov 1861|
|Cause of Death||disease|
|Death Location||Libby Prison, Richmond, VA|
|Burial Location||National Cemetery at Danville, VA|
Anders Ellefson joined the WI 15th Infantry, Company B. The men of his company called themselves the "Wergeland Guards" in honor of Henrik Wergeland, the famous Norwegian writer and poet.
The army listed Ellefson as living in Mt. Morris, Waushara County, WI, age 26, and unmarried. He enlisted for three years on November 25, 1861 at Madison, WI, and mustered there the same day as a Private (Menig). He was sick at Mississippi River Island No. 10 on June 1, 1862. He was sick again in Bowling Green, KY on June 1, 1863, and in Tullahoma, TN in July. Ellefson was taken prisoner in the Battle of Chickamauga, GA on September 20, 1863. He died of disease in Libby Prison, Richmond, VA on April 26, 1864. He was buried in National Cemetery at Danville, VA.
Sources: Series 1200: Records of Civil War Regiments, 1861-1900, Wisconsin Adjutant General’s Office box 76-4; Regimental Muster and Descriptive Rolls, 1861-1865, Wisconsin Adjutant General’s Office, vol.20, p.30; Det Femtende Regiment, Wisconsin Frivillige [The Fifteenth Regiment, Wisconsin Volunteers], Ole A. Buslett, Decorah, IA, 1894, p.380; Nordmændene i Amerika, Martin Ulvestad, 1907, History Book Co., Minneapolis, MN, p.277; Oberst Heg og hans gutter, Waldemar Ager, 1916, Fremad Publ. Co., Eau Claire, WI, p.295; Roster of Wisconsin Volunteers, War of the Rebellion, 1861-1865, Vol I & II, Compiled under direction of the Adjutant General, Madison WI, 1886 p.808.