3rd Regiment of Dragoons

3rd Regiment of Dragoons may refer to:


 * 3rd Dragoon Guards
 * 3rd The King's Own Hussars, formerly known as 3rd (The King's Own) Regiment of (Light) Dragoons
 * 3rd Dragoon Regiment (France)
 * 3rd Continental Light Dragoons
 * 3rd U.S. Dragoons