| 6th Illinois Cavalry Regiment | |
|---|---|
 Illinois flag | |
| Active | November 19, 1861, to November 20, 1865 |
| Country | United States |
| Allegiance | Union |
| Branch | Cavalry |
| Engagements | Siege of Port Hudson Battle of Nashville |
| Illinois U.S. Volunteer Cavalry Regiments 1861-1865 | ||||
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The 6th Illinois Cavalry Regiment was a cavalry regiment that served in the Union Army during the American Civil War.