Ranks and insignia of officers of NATO Navies

Officers (OF 1–10)

NATO Code	OF-10	OF-9	OF-8	OF-7	OF-6	OF-5	OF-4	OF-3	OF-2	OF-1		OF(D)	Student Officer
Canada (Edit)	No Equivalent											No Equivalent
		Admiral	Vice-Admiral	Rear-Admiral	Commodore	Captain	Commander	Lieutenant-Commander	Lieutenant	Sub-Lieutenant	Acting Sub-Lieutenant		Naval Cadet
		Amiral	Vice-amiral	Contre-amiral	Commodore	Capitaine de vaisseau	Capitaine de frégate	Capitaine de corvette	Lieutenant de vaisseau	Enseigne de vaisseau de 1re classe	Enseigne de vaisseau de 2e classe		Aspirant de marine
Croatia (Edit)												No Equivalent	No Equivalent
	admiral flote	admiral	viceadmiral	kontraadmiral	komodor	kapetan bojnog broda	kapetan fregate	kapetan korvete	poručnik bojnog broda	poručnik fregate	poručnik korvete
Denmark (Edit)	No Equivalent											No Equivalent
		Admiral	Viceadmiral	Kontreadmiral	Flotilleadmiral	Kommandør	Kommandørkaptajn	Orlogskaptajn	Kaptajnløjtnant	Premierløjtnant	Løjtnant
France (Edit)
	Amiral de France	Amiral	Vice-amiral d'escadre	Vice-amiral	Contre-amiral	Capitaine de vaisseau	Capitaine de frégate	Capitaine de corvette	Lieutenant de vaisseau	Enseigne de vaisseau de 1re classe	Enseigne de vaisseau de 2e classe	Aspirant	Élève-officier
Germany (Edit)	No Equivalent	Admiral	Vizeadmiral	Konteradmiral	Flottillenadmiral	Kapitän zur See	Fregattenkapitän	Korvettenkapitän	Stabskapitänleutnant Kapitänleutnant	Oberleutnant zur See	Leutnant zur See	Oberfähnrich zur See Fähnrich zur See Seekadett	Enlisted rank plus a star indicating cadet's career
Iceland (Edit)	No Equivalent	No Equivalent	No Equivalent	Forstjóri Landhelgisgæslu Íslands	No Equivalent	Yfirmaður Gæsluframkvæmda	Skipherra 1°	Skipherra 2°	Yfirstýrimaður	2. Stýrimaður	3. Stýrimaður	Foringjabyrjandi	No Equivalent
Italy (Edit)
	ammiraglio awarded only to the Chief of Defence Staff	ammiraglio di squadra con incarichi speciali	ammiraglio di squadra	ammiraglio di divisione	contrammiraglio	capitano di vascello	capitano di fregata	capitano di corvetta	primo tenente di vascello tenente di vascello	sottotenente di vascello	guardiamarina	aspirante guardiamarina
Greece (Edit)	No Equivalent											No Equivalent	No Equivalent
		Ναύαρχος	Αντιναύαρχος	Υποναύαρχος	Αρχιπλοίαρχος	Πλοίαρχος	Αντιπλοίαρχος	Πλωτάρχης	Υποπλοίαρχος	Ανθυποπλοίαρχος	Σημαιοφόρος
		Navarchos	Antinavarchos	Yponavarchos	Archiploiarchos	Ploiarchos	Antiploiarchos	Plotarchis	Ypoploiarchos	Anthypoploiarchos	Simaioforos
Netherlands (Edit)	Admiraal2	Luitenant-Admiraal	Vice-Admiraal	Schout-bij-Nacht	Commandeur	Kapitein ter zee	Kapitein-luitenant ter zee	Luitenant ter zee der 1ste klasse	Luitenant ter zee der 2de klasse oudste categorie	Luitenant ter zee der 2de klasse	Luitenant ter zee der 3de klasse	Adelborst/Korporaal-Adelborst/Sergeant-Adelborst
Norway (Edit)	No Equivalent											No Equivalent	No Equivalent
		Admiral	Viseadmiral	Kontreadmiral	Flaggkommandør	Kommandør	Kommandørkaptein	Orlogskaptein	Kapteinløytnant	Løytnant	Fenrik
Poland (Edit)												No equivalent	Various
	Marszałek Polski1	Admirał	Admirał floty	Wiceadmirał	Kontradmirał	Komandor	Komandor porucznik	Komandor podporucznik	Kapitan marynarki	Porucznik marynarki	Podporucznik marynarki		Podchorąży
Portugal (Edit)
	Almirante da Armada1	Almirante	Vice-almirante	Contra-almirante	Comodoro	Capitão de Mar e Guerra	Capitão de Fragata	Capitão-tenente	Primeiro-tenente	Segundo-tenente	Guarda-marinha and Subtenente	Aspirante (Naval School) Aspirante (others)	Cadete
Romania (Edit)
	Mareşal1	Amiral	Viceamiral	Contraamiral	Contraamiral de flotilă	Comandor	Căpitan-comandor	Locotenent-comandor	Căpitan	Locotenent	Aspirant
Spain (Edit)
	Capitán General2	Almirante General	Almirante	Vice Almirante	Contra Almirante	Capitán de Navío	Capitán de Fragata	Capitán de Corbeta	Teniente de Navío	Alférez de Navío	Alférez de Fragata	Guardiamarina		Alumnos
Turkey (Edit)
	Büyükamiral	Oramiral	Koramiral	Tümamiral	Tuğamiral	Albay	Yarbay	Binbaşı	Yüzbaşı	Üsteğmen	Teğmen	Asteğmen
United Kingdom (Edit)
	Admiral of the Fleet1	Admiral	Vice Admiral	Rear Admiral	Commodore	Captain	Commander	Lieutenant Commander	Lieutenant	Sub Lieutenant	Midshipman		Officer Cadet
United States (Edit)												Various	Various
	Fleet Admiral1	Admiral	Vice Admiral	Rear Admiral (UH)	Rear Admiral (LH)	Captain	Commander	Lieutenant Commander	Lieutenant	Lieutenant, Junior Grade	Ensign	Officer Candidate	Midshipman
NATO Code	OF-10	OF-9	OF-8	OF-7	OF-6	OF-5	OF-4	OF-3	OF-2	OF-1		OF(D)	Student Officer

• ¹ Honorary or wartime rank.
• ² Reserved for the monarch.

Warrant officers (WO1–5)

Warrant officers rank below officers and above enlisted servicemen.

NATO Rank	WO-5	WO-4	WO-3	WO-2	WO-1
United States (Edit)					No equivalent
	Chief Warrant Officer 5	Chief Warrant Officer 4	Chief Warrant Officer 3	Chief Warrant Officer 2
NATO Rank	WO-5	WO-4	WO-3	WO-2	WO-1

WO are used for United States warrant officers only. Countries not listed use only regular officer ranks, do not have warrant officers, or warrant officers are considered OR (Other/Enlisted Rank).

See also

• Ranks and insignia of NATO
• Ranks and insignia of NATO Armies Officers
• Ranks and insignia of NATO Armies Enlisted
• Ranks and insignia of NATO Air Forces Officers
• Ranks and insignia of NATO Air Forces Enlisted
• Ranks and insignia of NATO Navies Officers
• Ranks and insignia of NATO Navies Enlisted