Wisconsin Civil War Union Infantry Units
The information in this list of Wisconsin Military Units comes from the Civil War Soldiers and Sailors website (CWSS). This website can also be searched by the name of a soldier.
- 1st Regiment, Wisconsin Infantry
Organized at Camp Scott, Milwaukee, Wisconsin, and mustered in October 19, 1861.
Non-Veterans ordered to Nashville, Tennessee, September 21. Veterans and Recruits transferred to 21st Wisconsin Infantry. Regiment mustered out October 13, 1864.
- 1st Regiment, Wisconsin Infantry (3 months, 1861)
Organized at Milwaukee, Wisconsin, and mustered into State service April 27, 1861. Mustered into United States service May 17, 1861 Edwards' Ferry, Maryland. July 29.
Mustered out August 21, 1861.
- 2nd Regiment, Wisconsin Infantry
Organized at Madison, Wisconsin, and mustered in June 11, 1861.
Mustered out Madison, Wisconsin, July 2, 1864.
Battalion consolidated with 6th Wisconsin Infantry as Companies "G" and "H" November 30, 1864.Second Independent Battery, Wisconsin Light Artillery Organized at LaCrosse and mustered in at Racine, Wisconsin, October 10, 1861 Point Lookout, Maryland., January 20,1865. Mustered out July 10, 1865.
- 3rd Regiment, Wisconsin Infantry
Organized at Fond du Lac, Wisconsin, and mustered in June 19, 1861.
Moved to Louisville, Kentucky, June 11-16, and there mustered out July 18, 1865.
- 5th Regiment, Wisconsin Infantry
Organized at Madison, Wisconsin, and mustered in July 12, 1861.
Richmond, Virginia, and Washington, D. C., May 18-June 2. Corps Review June 8. Mustered out June 24 (three Companies) and July 11, 1865.
- 6th Regiment, Wisconsin Infantry
Organized at Camp Randall, Madison, Wisconsin, and mustered in July 16, 1861.Washington, D. C., May. Grand Review May 23. Moved to Louisville, Kentucky, June 17. Mustered out July 2, 1865.
- 7th Regiment, Wisconsin Infantry
Organized at Madison, Wisconsin, and mustered in September 2, 1861. Moved to Louisville, Kentucky, June 16 and mustered out July 2, 1865.
- 8th Regiment, Wisconsin Infantry
Organized at Madison, Wisconsin, and mustered in September 13, 1861. Mustered out at Demopolis, Alabama, September 5, 1865.
- 9th Regiment, Wisconsin Infantry
Organized at Milwaukee, Wisconsin, and mustered in October 26, 1861.
Duty at Little Rock until January, 1866.Mustered out January 30, 1866.
- 10th Regiment, Wisconsin Infantry
Organized at Milwaukee, Wisconsin, and mustered in October 14, 1861.
Guard duty near Kenesaw Mountain until October 16.Mustered out October 25, 1864.
Veterans and recruits transferred to 21st Wisconsin Infantry.
- 11th Regiment, Wisconsin Infantry
Organized at Madison, Wisconsin, and mustered in October 18, 1861. Moved to Mobile July 23 and duty there until September. Mustered out September 5, 1865.
- 12th Regiment, Wisconsin Infantry
Organized in Madison, Wisconsin, October 18 to December 13, 1861. Grand Review May 24. Moved to Louisville, Kentucky, June. Mustered out July 20, 1865
- 13th Regiment, Wisconsin Infantry
Organized at Janesville, Wisconsin, and mustered in October 17, 1861.
San Antonio, Texas, until November. Mustered out November 24, 1865.
- 14th Regiment, Wisconsin Infantry
Organized at Fond du Lac, Wisconsin, and mustered in January 30, 1862.
Moved to Mobile August 27 and duty there until October. Mustered out October 9, 1865.
- 15th Regiment, Wisconsin Infantry
Organized at Madison, Wisconsin, and mustered in February 14, 1862.Companies "A," "B" and "E" mustered out December 1, 1864;Company "C" January 1, Companies "F" and "G" January 14, Companies "I" and "K" February 11 and Companies "D" and "H" February 13, 1865.
- 16th Regiment, Wisconsin Infantry
Organized at Madison, Wisconsin,and mustered in January 31, 1862.Moved to Louisville, Kentucky, June 7. Mustered out July 12, 1865.
- 17th Regiment, Wisconsin Infantry
Organized at Madison, Wisconsin, and mustered in March 15, 1862. Moved to Louisville, Kentucky, June, and there mustered out July 14, 1865.
- 18th Regiment, Wisconsin Infantry
Organized at Milwaukee, Wisconsin, and mustered in March 15, 1862. Moved to Louisville, Kentucky, June, and mustered out July 18, 1865.
- 19th Regiment, Wisconsin Infantry
Organized at Milwaukee, Wisconsin, and mustered in March 15, 1862.
Moved to Louisville, Kentucky, June, and mustered out July 18, 1865.
- 20th Regiment, Wisconsin Infantry
Organized at Madison, Wisconsin, and mustered in August 23, 1862. Ordered to Galveston, Texas, June 22, and duty there until July 14. Mustered out July 14, 1865.
- 21st Regiment, Wisconsin Infantry
Organized at Oshkosh, Wisconsin, and mustered in September 5, 1862 Mustered out June 8 and discharged from service June 17, 1865.
- 22nd Regiment, Wisconsin Infantry
Organized at Racine, Wisconsin, and mustered in September 2, 1862 Mustered out June 12, 1865.
- 23rd Regiment, Wisconsin Infantry
Organized at Madison, Wisconsin, and mustered in August 30, 1862. Duty at and near Mobile until July. Mustered out July 4, 1865.
- 24th Regiment, Wisconsin Infantry
Organized at Milwaukee, Wisconsin, and mustered in August 15, 1862. Moved to Nashville, Tennessee, and duty there until June. Mustered out June 10, 1865.
- 25th Regiment, Wisconsin Infantry
Organized at LaCrosse, Wisconsin, and mustered in September 14, 1862. Mustered out June 7, 1865.
- 26th_Regiment,_Wisconsin_Infantry
Organized at Milwaukee, Wisconsin, and mustered in September 17, 1862. Mustered out June 17, 1865.
- 27th Regiment, Wisconsin Infantry
Organized at Milwaukee, Wisconsin, and mustered in September 17, 1862.
Mustered out June 17, 1865.
- 28th Regiment, Wisconsin Infantry
Organized at Milwaukee and mustered in October 14, 1862. Brownsville August 3. Mustered out August 23, 1865.
- 29th Regiment, Wisconsin Infantry
Organized at Madison, Wisconsin, and mustered in September 27, 1862. Shreveport May 26-June 8, and duty there until June 22. Mustered out June 22, 1865.
- 30th Regiment, Wisconsin Infantry
Organized at Camp Randall, Madison, Wisconsin, and mustered in October 21, 1862. Companies "B," "E" and "G" moved to Frankfort, Kentucky, February, 1865, and duty there until June. Mustered out September 20, 1865.
- 31st Regiment, Wisconsin Infantry
Companies "A," "B," "C," "D," "E" and "F"
Organized at: Prairie du Chien, Wisconsin, and mustered in October 9 1862. Companies "G," "H," "I" and "K" organized at Camp Utley, Racine, Wisconsin, and mustered in December 24, 1862. Grand Review Washington, D.C. May 24. Companies "A" to "F" mustered out June 20, and Companies "G" to "K" mustered out July 8, 1865.
- 32nd Regiment, Wisconsin Infantry
Organized at Oshkosh, Wisconsin, and mustered in September 25, 1862. Mustered out June 12, 1865.
- 33rd Regiment, Wisconsin Infantry
Organized at Racine, Wisconsin, and mustered in October 18, 1862. Moved to Vicksburg, Mississippi, July 23-31. Mustered out August 8, 1865.
- 34th Regiment, Wisconsin Infantry (Militia)
Organized at Madison, Wisconsin, December, 1862. Moved to Wisconsin August 16 and mustered out September 8, 1863.
- 35th Regiment, Wisconsin Infantry
Organized at Milwaukee, Wisconsin, and mustered in February 27, 1864. Duty at Brownsville until March, 1866. Mustered out March 15, 1866.
- 36th Regiment, Wisconsin Infantry.
Organized at Madison, Wisconsin, and mustered in March 23, 1864. Moved to Louisville, Kentucky, June 17, and there mustered out July 12, 1865.
- 37th Regiment, Wisconsin Infantry
Organized at Madison, Wisconsin, April 9, 1864. Provost duty at Washington and Alexandria until July. Mustered out July 26, 1865.
- 38th Regiment, Wisconsin Infantry.Companies "A," "B," "C" and "D"
Organized at Madison, Wisconsin, and mustered in April 15, 1861. Companies "F," "G," "H," "I" and "K" joined October 1, 1864.Grand Review May 28. Second Battalion mustered out June 6, 1865. First Battalion on duty at Arsenal, Washington D.C. during trial and execution of President Lincoln's assassins. Mustered out July 26, 1865.
- 39th Regiment, Wisconsin Infantry (100 days, 1864)
Organized at Milwaukee, Wisconsin, and mustered in June 3, 1864. Mustered out September 22,1864.
- 40th Regiment, Wisconsin Infantry (100 days, 1864)
Organized at Madison, Wisconsin, and mustered in June 14, 1864. Mustered out September 16,1864.
- 41st Regiment, Wisconsin Infantry (100 days, 1864)
Organized at Milwaukee, Wisconsin, and mustered in June 8, 1864. Mustered out September 24,1864.
- 42nd Regiment, Wisconsin Infantry
Organized at Madison, Wisconsin, and mustered in September 7, 1864. Mustered out June 20, 1865.
- 43rd Regiment, Wisconsin Infantry.
Oganized at Madison, Wisconsin, and mustered in by Companies August 8 to September 30, 1864 Mustered out June 24,1865.
- 44th Regiment, Wisconsin Infantry.
Organized at Madison, Wisconsin, by Companies October-November, 1864, and ordered to Nashville, Tennessee.Ordered to Paducah, Kentucky, April 3, and duty there until August. Mustered out August 28, 1865.
- 45th Regiment, Wisconsin Infantry.
Organized at Madison, Wisconsin, November 8, 1864. Mustered out July 17, 1865.
- 46th Regiment, Wisconsin Infantry.
Organized at Madison, Wisconsin, and mustered in March 2, 1865. Mustered out September 27, 1865.
- 47th Regiment, Wisconsin Infantry
Organized at Madison, Wisconsin, and mustered in February 27, 1865. Mustered out September 4, 1865.
- 48th Regiment, Wisconsin Infantry.
Organized at Milwaukee, Wisconsin, February-March, 1865. "A," "E," "G" and "H" ordered to Fort Leavenworth, Kansas, December, 1865, and mustered out December 30, 1865. "B," "D," "F" and "I" moved to Fort Leavenworth, Kansas, February, 1866, and mustered out February 19, 1866. "C" and "K" mustered out at Fort Leavenworth March 24, 1866.
- 49th Regiment, Wisconsin Infantry.
Organized at Madison, Wisconsin, December 24, 1864, to March 5, 1865.Mustered out November 8, 1865.
- 50th Regiment, Wisconsin Infantry.
Organized at Madison, Wisconsin, March and April, 1865. Mustered out April 19 to June 12, 1863.
- 51st Regiment, Wisconsin Infantry.
Organized at Camp Washburn, Milwaukee, Wisconsin, March 20-April 29, 1865. (Cos. "G," "H," "I" and "K" did not leave the State and were mustered out May 6, 1865.) Company "A" at Crawford River; "B" at Carondelet; "C" and "D" at Kingville; "E" and "F" at Pleasant Hill. Mustered out at Madison, Wisconsin, August 16-30, 1865.
- 52nd Regiment, Wisconsin Infantry.
Organized at Madison, Wisconsin, April, 1865.Mustered out July 28, 1865.
- 53rd Regiment, Wisconsin Infantry.
Organized at Madison, Wisconsin, March and April,1865.
- Unassigned Wisconsin Infantry
Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.