27th Indiana Infantry Regiment
| 27th Indiana Infantry Regiment | |
|---|---|
Regimental flag of the 27th Indiana Infantry | |
| Active | August 21, 1861 – November 4, 1864 |
| Disbanded | November 4, 1864 |
| Country | United States |
| Allegiance | Union |
| Branch | Infantry |
| Type | Volunteer Regiment |
| Size | Regiment |
| Part of | Army of the Potomac |
| Engagements | Battle of Antietam Battle of Fredericksburg Battle of Chancellorsville Battle of Gettysburg Atlanta Campaign |
| Commanders | |
| Notable commanders | Colonel Silas Colgrove Colonel James Christy |
The 27th Indiana Infantry Regiment was a Union Army infantry unit raised in southern Indiana in August 1861. Organized at Evansville under Col. Robert H. Milroy, it fought at Antietam, Fredericksburg, Chancellorsville, and Gettysburg, then joined the Atlanta Campaign before mustering out in November 1864.