5th Dragoons

5th Dragoons or 5th Dragoon Regiment may refer to the following military units:
 * 5th Dragoon Regiment (France), French Army unit
 * 5th Royal Irish Lancers, British Army unit active 1858–1922 or its predecessor the 5th Dragoons active 1751–1799
 * 5th Dragoon Guards, British Army unit active 1788–1922
 * 5th Royal Inniskilling Dragoon Guards, British Army unit active 1922–1993