List of United States Regular Army Civil War units
# List of United States Regular Army Civil War units

The following is a list of the units of the United States Regular Army during the American Civil War.

## Infantry

* 1st Infantry Regiment
* 2nd Infantry Regiment
* 3rd Infantry Regiment
* 4th Infantry Regiment
* 5th Infantry Regiment
* 6th Infantry Regiment
* 7th Infantry Regiment
* 8th Infantry Regiment
* 9th Infantry Regiment
* 10th Infantry Regiment
* 11th Infantry Regiment
* 12th Infantry Regiment
* 13th Infantry Regiment
* 14th Infantry Regiment
* 15th Infantry Regiment
* 16th Infantry Regiment
* 17th Infantry Regiment
* 18th Infantry Regiment
* 19th Infantry Regiment

## Cavalry

* 1st Cavalry Regiment
* 2nd Cavalry Regiment
* 3rd Cavalry Regiment
* 4th Cavalry Regiment
* 5th Cavalry Regiment
* 6th Cavalry Regiment

## Artillery

* 1st Artillery Regiment
   * Battery A
   * Battery B
   * Battery C
   * Battery D
   * Battery E
   * Battery F
   * Battery G
   * Battery H
   * Battery I
   * Battery K
   * Battery M
* 2d Artillery Regiment
   * Battery A
   * Battery E
   * Battery G
* 3d Artillery Regiment
* 4th Artillery Regiment
   * Battery A
   * Battery B
   * Battery C
   * Battery E
   * Battery G
   * Battery H
   * Battery I
   * Battery K
   * Battery M
* 5th Artillery Regiment
   * Battery A
   * Battery C
   * Battery D
   * Battery H
   * Battery I
   * Battery K
