1st Cavalry Regiment

1st Cavalry Regiment may refer to:


 * 1st Foreign Cavalry Regiment
 * 1st Royal Saxon Guards Heavy Cavalry (Saxony)
 * 1st Cavalry Regiment (United States)
 * 1st Alabama Cavalry Regiment (Union)
 * 1st West Virginia Volunteer Cavalry Regiment
 * 1st Wisconsin Volunteer Cavalry Regiment
 * 1st Rhode Island Cavalry Regiment
 * 1st Michigan Volunteer Cavalry Regiment
 * 1st Minnesota Volunteer Cavalry Regiment
 * 1st Maine Volunteer Cavalry Regiment
 * 1st Regiment Iowa Volunteer Cavalry
 * 1st Regiment Illinois Volunteer Cavalry
 * 1st Regiment Nebraska Volunteer Cavalry
 * 1st Regiment Alabama Volunteer Cavalry (Confederate)