| 4th Iowa Cavalry Regiment | |
|---|---|
 | |
| Active | November 23, 1861, to August 24, 1865 |
| Country | United States |
| Allegiance | Union |
| Branch | Cavalry |
| Engagements | Siege of Vicksburg Battle of Big Black River Siege of Jackson Battle of Brice's Crossroads Battle of Little Blue River Second Battle of Independence Battle of Byram's Ford Battle of Westport Battle of Marais des Cygnes Battle of Mine Creek Battle of Marmiton River Battle of Egypt Station Battle of Selma Battle of Columbus (1865) |
The 4th Iowa Cavalry Regiment was a cavalry regiment that served in the Union Army during the American Civil War.