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1st Regiment Wisconsin Volunteer Infantry (3 Month)
Wisconsin flag
Active April 27, 1861 to August 21, 1861
Country United States
Allegiance Union
Branch Infantry
Engagements Battle of Falling Waters

The 1st Regiment Wisconsin Volunteer Infantry (3 Month) was an infantry regiment that served in the Union Army during the American Civil War.


The original 1st Regiment Wisconsin was raised at Milwaukee, Wisconsin, on April 27, 1861, and mustered into Federal service May 17, 1861. The regiment was moved to Harrisburg, Pennsylvania on June 9. It was assigned to Abercrombie's 6th Brigade of Negley's 2nd Division, Patterson's Army. It spent its service guarding the upper Potomac River crossings. Its only engagement was at Falling Waters on July 2.

The regiment was mustered out on August 21, 1861.

Total enlistments and casualties[]

The 1st Wisconsin (3 Months) initially mustered 810 men and added no recruits. It lost 2 men killed in action or mortally wounded, and one killed accidentally for a total of three fatalities, a death rate of .37 percent.[1]


  • Colonel John C. Starkweather - April 20, 1861, to August 21, 1861



See also[]

  • List of Wisconsin Civil War Units