Lighthorse

Lighthorse or Light Horse most often refers to Light cavalry, but may also refer to:


 * 2nd/14th Light Horse Regiment, Australian Army Regiment
 * 3rd Squadron, 17th Cavalry Regiment (United States)
 * Australian Light Horse, mounted infantry who fought in World War I
 * 1st Light Horse Brigade
 * 2nd Light Horse Brigade
 * 3rd Light Horse Brigade
 * 4th Light Horse Brigade
 * 5th Light Horse Brigade
 * Calcutta Light Horse, Indian Army reserve unit during the British Raj
 * Henry Lee III, nicknamed "Light Horse Harry"
 * Horse&Rider, magazine formerly called Light Horse
 * Light Horse Regiment, South African Army unit
 * Lighthorse (American Indian police)
 * The Lighthorsemen (film), a 1987 feature film about an Australian Light Horse unit
 * Rutherford's Light Horse expedition of July 1776
 * South Alberta Light Horse