The Military ranks of Nigeria are the military insignia used by the Nigerian Armed Forces. Nigeria shares a rank structure similar to that of the United Kingdom.^[1]

The rank insignia of commissioned officers.

Rank group	General / flag officers										Senior officers						Junior officers
Nigerian Army[2] v t e
	Field marshal		General		Lieutenant general		Major general		Brigadier-general		Colonel		Lieutenant colonel		Major		Captain		Lieutenant			Second lieutenant
Nigerian Navy[2] v t e
	Admiral of the Fleet		Admiral		Vice admiral		Rear admiral		Commodore		Captain		Commander		Lieutenant commander		Lieutenant		Sub-Lieutenant			Midshipman
Nigerian Air Force[2] v t e
	Marshal of the air force		Air chief marshal		Air marshal		Air vice-marshal		Air commodore		Group captain		Wing commander		Squadron leader		Flight lieutenant		Flying officer			Pilot officer
Rank group	General / flag officers										Senior officers						Junior officers

The rank insignia of non-commissioned officers and enlisted personnel.

Rank group	Senior NCOs																						Junior NCOs						Enlisted
Nigerian Army[2] v t e																													No insignia
	Army warrant officer			Master warrant officer			Warrant officer		Staff sergeant		Sergeant												Corporal				Lance corporal		Private (or equivalent)
Nigerian Navy[2] v t e																																			No insignia
	Navy Warrant Officer			Master Warrant Officer			Warrant Officer				Petty officer												Leading seaman				Able seaman		Seaman						Ordinary seaman
Nigerian Air Force[2] v t e																													No insignia
	Air warrant officer			Master warrant officer			Warrant officer		Flight sergeant		Sergeant												Corporal				Lance corporal		Aircraftman
Rank group	Senior NCOs																						Junior NCOs						Enlisted

• "Nigeria". uniforminsignia.org. The International Encyclopedia of Uniform Insignia. Retrieved 21 October 2021.