The 2nd Regiment Arkansas Volunteer Cavalry (1862–1865) 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 some 48 infantry regiments to serve in the Confederate Army, but also formed another 11 regiments that served in the Union Army.

Scout from Cape Girardeau to the Ash Hills and Poplar Bluff, Mo., August 9–18.

Operations against Guerrillas in Northwest Arkansas, in Newton, Searcy, Izzard and Carroll Counties, January 16-February 15.

Scouts from Yellville to Buffalo River March 13–26.

Osage Branch King's River April 16 (Co. "A").

Operations in Southwest Missouri and Northwest Arkansas August 15–24.

Scout from Ozark, Mo., to Dubuque Crossing and Sugar Loaf Prairie August 23–26 (Detachment).

Independence, Big Blue and State Line October 22.

Little Osage, Mine Creek, Marais des Cygnes, October 25.

Duty there and in District of West Tennessee till August.

Des Moines, IA: Dyer Publishing Co.