The 10th Arkansas Infantry (1861–1865) was a Confederate Army infantry regiment during the American Civil War from the state of Arkansas. The unit is also known as A. R. Witt's Infantry, C. M. Cargile's Infantry, E. L. Vaughan's Infantry, Thomas D. Merrick's Infantry, S. S. Ford's Infantry, Obed Patty's Infantry, George A. Merrick's Infantry, Zebulon Venable's Infantry and Robert C. Bertrand's Infantry in contemporary accounts. After being captured at the Siege of Port Hudson, the unit reorganized as a mounted infantry unit, and was known as the 10th Arkansas Cavalry Regiment or Witt's Arkansas Cavalry.

The Tower Building of the Little Rock Arsenal, also known as the Main Building of the U.S. Arsenal at Little Rock, or Headquarters Building of the Little Rock Barracks, is the home of the MacArthur Museum of Arkansas Military History. It is also a part of the MacArthur Park Historic District, in Little Rock, Arkansas.