# 1st Cavalry

1st Cavalry, 1st Cavalry Division, 1st Cavalry Brigade, 1st Cavalry Regiment or 1st Cavalry Battalion may refer to:

## Armies

* 1st Cavalry Army, Soviet Union

## Corps

* I Cavalry Corps (Grande Armée)
* I Cavalry Corps (German Empire)
* 1st Cavalry Corps (Russian Empire)

## Divisions

* 1st Cavalry Division (Australia)
* 1st Cavalry Division (Belgium)
* 1st Light Cavalry Division (France)
* 1st Foot Cavalry Division (France)
* 1st Cavalry Division (German Empire)
* 1st Cavalry Division (Reichswehr), Germany
* 1st Cavalry Division (Wehrmacht), Germany
* 1st Cossack Cavalry Division, a unit of the Wehrmacht, Germany
* 1st Indian Cavalry Division
* 1st Cavalry Division Eugenio di Savoia, a unit of the Royal Italian Army
* 1st Cavalry Division (Poland)
* 1st Cavalry Division (Russian Empire)
* 1st Guards Cavalry Division (Russian Empire)
* 1st Cavalry Division (Soviet Union)
* 1st Mountain Cavalry Division (Soviet Union)
* 1st Cavalry Division (United Kingdom)
* 1st Cavalry Division (United States)
* 1st Cavalry Division (Kingdom of Yugoslavia)

## Brigades

* 1st Cavalry Brigade (Australia)
* 1st Mechanized Cavalry Brigade, Brazil
* 1st Cavalry Brigade (France)
* 1st Cavalry Brigade (Wehrmacht), Germany
* 1st Cavalry Brigade (Hungary)
* 1st (Risalpur) Cavalry Brigade, a unit of the Indian Army
* 1st Cavalry Brigade (Imperial Japanese Army)
* 1st Cavalry Brigade (Poland)
* 1st Cavalry Brigade (United Kingdom)
* 1st Cavalry Brigade (United States)
* 1st Air Cavalry Brigade, 1st Cavalry Division (United States)

## Regiments and battalions
### France

* 1st Foreign Cavalry Regiment, a unit of the French Foreign Legion
* 1st Polish Light Cavalry Regiment of the Imperial Guard, a unit of Napoleonic France
* 1st Spahi Regiment
* 1st Parachute Hussar Regiment

### Germany

* 1st Royal Bavarian Heavy Cavalry (Prince Charles of Bavaria's)
* 1st Royal Bavarian Chevau-légers "Emperor Nicholas of Russia"
* 1st Royal Bavarian Uhlans "Emperor William II, King of Prussia"
* 1st Royal Saxon Guards Heavy Cavalry
* 1st King's Mounted Rifles
* 1st (Silesian) Life Cuirassiers "Great Elector"
* 1st Guards Uhlans

### United States

* 1st Cavalry Regiment (United States)
* 1st Cavalry Regiment (1855)
* 1st United States Volunteer Cavalry

#### Union Army (American Civil War)

* 1st Regiment Alabama Cavalry (Union)
* 1st Regiment Arkansas Cavalry (Union)
* 1st California Cavalry Regiment
* 1st California Cavalry Battalion
* 1st Colorado Cavalry Regiment
* 1st Connecticut Cavalry Regiment
* 1st Dakota Cavalry Battalion
* 1st Florida Cavalry Regiment (Union)
* 1st Illinois Cavalry Regiment
* 1st Iowa Volunteer Cavalry Regiment
* 1st Louisiana Cavalry Regiment (Union)
* 1st Maine Volunteer Cavalry Regiment
* 1st Regiment Maryland Volunteer Cavalry
* 1st Maryland Cavalry (Union)
* 1st Michigan Volunteer Cavalry Regiment
* 1st Minnesota Volunteer Cavalry Regiment
* 1st Regiment Nebraska Volunteer Cavalry
* 1st New Jersey Volunteer Cavalry
* 1st Ohio Cavalry
* 1st Oregon Volunteer Cavalry Regiment
* 1st Pennsylvania Cavalry Regiment
* 1st Rhode Island Cavalry
* 1st Texas Cavalry Regiment (Union)
* 1st Vermont Cavalry
* 1st West Virginia Volunteer Cavalry Regiment
* 1st Wisconsin Volunteer Cavalry Regiment

#### Confederate Army (American Civil War)

* 1st Regiment Alabama Volunteer Cavalry (Confederate)
* 1st Arkansas Cavalry Regiment (Crawford's)
* 1st Arkansas Cavalry Regiment (Dobbin's)
* 1st Cavalry Regiment, Arkansas State Troops
* 1st Florida Cavalry
* 1st Florida Special Cavalry Battalion
* 1st Georgia Cavalry
* 1st Battalion, Georgia Cavalry
* 1st Louisiana Cavalry Regiment
* 1st North Carolina Cavalry Regiment
* 6th Arkansas Cavalry Regiment, also known as the 1st Trans-Mississippi Cavalry Regiment
* 1st Virginia Cavalry

### Others

* 1st Cavalry Regiment (Chile)