4th Michigan Volunteer Infantry Regiment

The 4th Regiment Michigan Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War. The 4th Michigan wore a very americanized zouave uniform. This uniform consisted of a federal dark blue sack coat, dark blue chasseur trousers, tan gaiters, and a maroon zouave fez with a light blue tassle.

Service
The 4th Michigan Infantry was organized at Adrian, Michigan and mustered into Federal service for a three year enlistment on June 20, 1861. The regiment's first lieutenant colonel was a future prominent politician and civil engineer, William Ward Duffield. Several other soldiers in the regiment reached post-war prominence, including state politician George Spalding, who enlisted as a private in Company A.

The regiment was mustered out on June 30, 1864. The regiment's veterans and recruits were assigned to the 1st Michigan Infantry.

Total strength and casualties
The regiment suffered 12 officers and 177 enlisted men who were killed in action or motally wounded and 1 officer and 107 enlisted men who died of disease, for a total of 297 fatalities.

Commanders

 * Colonel Harrison Jeffords, killed at the Battle of Gettysburg