Colonels
- Colonel S. Park Coon - April 24, 1861, to July 30, 1861 - Resigned.
- Colonel Edgar O'Connor - August 3, 1861, to August 28, 1862 - Killed in action at Gainesville, Virginia during the Second Battle of Bull Run.
- Colonel Lucius Fairchild - September 8, 1862, to October 20, 1863 - Promoted to Brigadier General by President Lincoln.
- Colonel John Mansfield - February 9, 1864, to August 14, 1864 - Mustered out with the regiment
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