First
1st Battalion, 1st Marines
1st Cavalry
1st Reconnaissance Battalion
1st Operations Group
1st Regiment
1st Mounted Division
1st Fighter Brigade
1st Senate district
3rd Battalion, 1st Marines
1st Division
Royal 1st Devon Yeomanry
1st Armoured Infantry Brigade (United Kingdom)
1st Rifle Division
1st Brigade Combat Team, 1st Cavalry Division (United States)
1st Pennsylvania Regiment
1st Hussars
1st Word
1st Reconnaissance Squadron
1st Theater Sustainment Command
1st Squadron, 1st Cavalry Regiment
2nd Battalion, 1st Marines
1st Brigade
1st Armored Division (United States)
1st Battalion, 4th Marines
1st Brigade Combat Team, 1st Infantry Division (United States)
1st Marine Regiment (United States)
1st & Ten
1st Michigan Infantry Regiment
1st Brigade Combat Team
1st Distribution Support Battalion
1951–52 Danish 1st Division
1949–50 Danish 1st Division
1945–46 Danish 1st Division
1948–49 Danish 1st Division
1st Artillery Regiment
1946–47 Danish 1st Division
1st Engineer Regiment (Italy)
1st Airborne
1950–51 Danish 1st Division
1947–48 Danish 1st Division
1952–53 Danish 1st Division
1st Bombardment Wing
1st Marine Division
1st Constitution Bancorp
1955–56 Danish 1st Division
1954–55 Danish 1st Division
1st Air Defense Artillery Regiment
1953–54 Danish 1st Division
1st Minnesota Infantry Regiment
1st Missouri Infantry
1st Brigade (Australia)
1st Armoured Brigade (United Kingdom)
1st Division (Thailand)
1st Delaware Infantry Regiment
1st Airborne Command Control Squadron
1st (UK) Division
1st Belorussian Front
1st Battle Squadron
1st Combat Engineer Battalion
1st (African) Division
1st Armored
1st Horse (Skinner's Horse)
1st Infantry Division (United States)
1st Division (Australia)
1st Colorado Infantry Regiment
1st Expeditionary Rescue Group
1st Royal New South Wales Lancers
Ōita 1st district
1st Infantry Regiment (United States)
1st Fighter Squadron
1st Armored Division (France)
1st Georgia Infantry Regiment
1st ward, Chicago
1st Canadian Parliament
Francis Cook, 1st Viscount of Monserrate
1st Test and Evaluation Squadron
1st millennium BC
1956–57 Danish 1st Division
1st Brahmans
1st Light Car Patrol (Australia)
1st Cavalry Division (United States)
1st Marine Expeditionary Brigade (United States)
1st Fighter Wing
1st Anti-Aircraft Brigade
1st Source
1st Foreign Regiment (France)
1st Low Altitude Air Defense Battalion
1st (Peshawar) Division
1st Cavalry Regiment (United States)
1st Pontieri Regiment
1st Special Operations Squadron
1st Wisconsin Infantry Regiment
1st Provisional Marine Brigade
1st Maryland Cavalry Regiment
1st Civil Affairs Group
1st Earl of Suffolk
1st Parachute Division (Germany)
1st Airlanding Brigade (United Kingdom)
1st Canadian Division
1st Battalion, 5th Marines
1st Air Cavalry Brigade
1st Earl Temple
1st Marine Logistics Group
2002–03 Danish 1st Division
2003–04 Danish 1st Division
1960 Danish 1st Division
1st Ski Division (Wehrmacht)
1959 Danish 1st Division
Captain 1st rank
1st Time
1st Armoured Division (Australia)
1997–98 Danish 1st Division
1st Health Battalion (Australia)
1st Guards Brigade (Croatia)
1st Photographic Group
1st Marine Aircraft Wing
Komandarm 1st rank
1st Aviation Regiment (United States)
1996–97 Danish 1st Division
2000–01 Danish 1st Division
1st Strategic Aerospace Division
1st Brigade (New Zealand)
1st Armored Brigade (People's Republic of China)
1st Maryland Cavalry Battalion, Potomac Home Brigade
2001–02 Danish 1st Division
1999–2000 Danish 1st Division
1st Commonwealth Division
1st GAM: Amai Yuwaku
1st Missouri Cavalry Regiment (Union)
1st Viscount Hampden
1958 Danish 1st Division
1st Tactical Missile Squadron
1st Army Corps
1st Helicopter Squadron
1995–96 Danish 1st Division
1st Infantry Regiment (Lithuania)
1st Airlift Squadron
1st Amphibious Mechanized Infantry Division
1st Regiment, Royal Australian Artillery
1st Bersaglieri Regiment
1st Air Fleet
1st Australian Horse
1st Battalion, 227th Aviation Regiment (United States)
2004–05 Danish 1st Division
1st Battalion (Ontario Regiment), CEF
Active Privy Councillor, 1st class
1998–99 Danish 1st Division
1st Central Committee of the Workers' Party of North Korea
1st Force Reconnaissance Company
1st South African Infantry Division
1st Battalion (Australia)
1st West Virginia Infantry Regiment
William Somerville, 1st Baron Athlumney
1st of tha Month
1st district
Interzone: The 1st Anthology
1st Artillery Regiment "Cacciatori delle Alpi"
1st Congress
1st The Royal Dragoons
1st Panzergrenadier Brigade (Germany)
1st Tank Battalion
1st Corps (Yugoslav Partisans)
1st King's Dragoon Guards
2023–24 Danish 1st Division
1st Army (Italy)
1st Light Cruiser Squadron
William Herbert, 1st Earl of Pembroke (died 1570)
1st Rhode Island Infantry Regiment
James Remnant, 1st Baron Remnant
1st Special Operations Wing
1967 Danish 1st Division
1st Army Corps (Soviet Union)
1st Guards Tank Army
1st Battalion, 7th Marines
1st Tank Brigade (Ukraine)
1st Turkmenevo
2009–10 Danish 1st Division
1st Central Committee
Government of the 1st Dáil
1st (Risalpur) Cavalry Brigade
1st Mountain Division
1st Gloucestershire Engineer Volunteer Corps
Joseph Paton Maclay, 1st Baron Maclay
1st Special Forces Group (United States)
1st millennium
1st Armoured Division (Poland)
Sir John Anderson, 1st Baronet
2021–22 Danish 1st Division
2006–07 Danish 1st Division
1st String Teenage High
1st Regiment "Granatieri di Sardegna"
1st Arkansas Infantry Regiment
167th (1st London) Brigade
1st Massachusetts Cavalry Regiment
2005–06 Danish 1st Division
1st Parachute Army (Wehrmacht)
William Douglas, 1st Duke of Queensberry
1st Battalion, 11th Marines
Queen's York Rangers (1st American Regiment)