Rank Pay Grade	Abbreviation	Collar devices	Dress uniform
			Shoulder	Sleeve
Fleet Admiral O-11 (wartime only)	FADM
Admiral O-10	ADM
Vice Admiral O-9	VADM
Rear Admiral (upper half) O-8	RADM
Rear Admiral (lower half) (formerly Commodore) O-7	RDML
Captain O-6	CAPT
Commander O-5	CDR
Lieutenant Commander O-4	LCDR
Lieutenant O-3	LT
Lieutenant, Junior Grade O-2	LTJG
Ensign O-1	ENS

This chart represents the U.S. Navy officer rank insignia.

The rank Admiral of the Navy is considered in Naval tradition to be the equivalent of a six star Admiral. The rank has only been held by one person in history, George Dewey.

U.S. Navy Midshipman rank insignia can be found in the Midshipman article.

U.S. Navy Warrant officer rank insignia can be found in the Warrant officer article.

[U.S. Navy Ranks - Officer]