7th Regiment

7th Regiment, or 7th Infantry Regiment may refer to:

Active units

 * 7th Parachute Regiment Royal Horse Artillery
 * 7th Field Regiment, Royal Australian Artillery
 * 7th Field Artillery Regiment (United States)
 * 7th Cavalry Regiment (United States)
 * 7th Marine Regiment (United States)
 * 7th Toronto Regiment, RCA - Canadian army
 * 7th Infantry Regiment (South Korea)
 * 7th Infantry Regiment (United States)
 * 7th Army Aviation Regiment (Ukraine)
 * 7th Infantry Regiment (Argentina)
 * 7th Infantry Regiment (Lithuania)

Former Units

 * 7th Queen's Own Hussars - British army cavalry
 * 7th Royal Tank Regiment - World War II British army unit
 * 7th Medium Regiment, Royal Canadian Artillery - World War II Canadian army unit
 * 2/7th Armoured Regiment (Australia) - World War II unit
 * 7th Hariana Lancers - British Indian army unit
 * 7th Light Cavalry - British Indian army unit
 * 7th Regiment of Foot, later known as the Royal Fusiliers
 * 7th Air Reconnaissance Regiment, Yugoslav Air Force unit

Cavalry

 * 7th Regiment Illinois Volunteer Cavalry
 * 7th Regiment Iowa Volunteer Cavalry
 * 7th Michigan Volunteer Cavalry Regiment
 * 7th West Virginia Volunteer Cavalry Regiment

Infantry

 * 7th California Infantry Regiment (1861), also known as the 7th California Volunteer Infantry
 * 7th Illinois Volunteer Infantry Regiment
 * 7th Regiment Indiana Infantry (3 months)
 * 7th Regiment Indiana Infantry (3 years)
 * 7th Iowa Volunteer Infantry Regiment
 * 7th Regiment Maryland Volunteer Infantry
 * 7th Regiment Massachusetts Volunteer Infantry
 * 7th Michigan Volunteer Infantry Regiment
 * 7th Minnesota Volunteer Infantry Regiment
 * 7th New Hampshire Volunteer Regiment
 * 7th New York Militia Regiment
 * 7th New York Volunteer Infantry Regiment
 * 7th Ohio Infantry Regiment
 * 7th United States Colored Infantry
 * 7th Vermont Infantry
 * 7th West Virginia Volunteer Infantry Regiment
 * 7th Wisconsin Volunteer Infantry Regiment

American Revolutionary War units

 * 7th Massachusetts Regiment
 * 7th Virginia Regiment
 * 7th Connecticut Regiment
 * 7th Maryland Regiment
 * 7th Continental Regiment
 * 7th Pennsylvania Regiment
 * 7th North Carolina Regiment

United States State militia and National Guard units 1865-1917

 * 7th California Infantry Regiment (National Guard)
 * 7th Illinois Infantry Regiment (National Guard)
 * 7th Ohio Infantry Regiment (National Guard)
 * 7th New York Militia Regiment (National Guard)

Spanish–American War units

 * 7th California Volunteer Infantry Regiment (1898)
 * 7th Illinois Volunteer Infantry Regiment (1898)
 * 7th Ohio Volunteer Infantry Regiment (1898)