9th Illinois Infantry Regiment (Mounted)

The 9th Regiment Illinois Volunteer Mounted Infantry was a mounted infantry regiment that served in the Union Army during the American Civil War.

Service
The 9th Illinois Infantry was converted to the 9th Illinois Volunteer Mounted Infantry Regiment on March 15, 1863. The regiment fought in the Battle of Athens (1864).

The regiment was mustered out on July 9, 1865.

Total strength and casualties
The regiment suffered 5 officers and 211 enlisted men killed in action or mortally wounded and 1 officer and 200 enlisted men who died of disease, for a total of 417 fatalities.

Commanders

 * Colonel Augustus Mersy - Mustered out with the regiment.