5th Cavalry, 5th Cavalry Corps, V Cavalry Corps, 5th Cavalry Division, 5th Cavalry Brigade or 5th Cavalry Regiment may refer to:

Corps 5th Cavalry Corps (Soviet Union) 5th Cavalry Corps (Russian Empire) V Cavalry Corps (Grande Armée) V Cavalry Corps (German Empire)

Divisions 5th Light Cavalry Division (France) 5th Cavalry Division (German Empire) 2nd Indian Cavalry Division, which was designated the 5th Cavalry Division from November 1916 to March 1918 in France 5th Cavalry Division (India) 5th Guards Cavalry Division, of the Soviet Army 5th Cavalry Division (Russian Empire)

Brigades 5th (Mhow) Cavalry Brigade, of the Indian Army 5th (Secunderabad) Cavalry Brigade, of the Indian Army from September 1920 to 1923 5th Cavalry Brigade (United Kingdom)

Regiments 5th Cavalry (India), a former regiment of the Indian Army 5th Bengal Light Cavalry, a former regiment of the East India Company 5th Bengal European Cavalry, a former regiment of the East India Company 5th Cavalry Regiment (United States) 5th Armored Cavalry Regiment, of the United States Army 5th Arkansas Cavalry Regiment, a Confederate regiment of the American Civil War 5th Georgia Cavalry, a Confederate regiment of the American Civil War 5th Michigan Volunteer Cavalry Regiment, a Union regiment of the American Civil War 5th Mississippi Cavalry Regiment, a Confederate regiment of the American Civil War 5th Missouri Cavalry Regiment (Union), a Union regiment of the American Civil War 5th Ohio Cavalry, a Union regiment of the American Civil War 5th United States Colored Cavalry Regiment, a Union regiment of the American Civil War 5th Virginia Cavalry, a Confederate regiment of the American Civil War