3rd Arkansas Cavalry Regiment (Union)

3rd Regiment Arkansas Volunteer Cavalry
Active	February, 1864–August 20, 1865
Disbanded	August 20, 1865
Country	United States
Allegiance	Union
Branch	Cavalry
Size	Regiment
Engagements	American Civil War Camden Expedition Battle of Prairie D'Ane Battle of Camden Battle of Marks' Mills Battle of Jenkins' Ferry

The 3rd Regiment Arkansas Volunteer Cavalry (1864–1865) was a cavalry regiment that served in the Union Army during the American Civil War. Although Arkansas joined the Confederate States of America in 1861, not all of its citizens supported secession. Arkansas formed 11 regiments that served in the Union Army.