United States Marine Corps » Officer Rank Structure

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List of Military Ranks United States Marine Corps Officer Ranks (Ordered By Seniority)

O-1Marine Corps Second LieutenantSecond Lieutenant2ndLtCommissioned Officer
O-2Marine Corps First LieutenantFirst Lieutenant1stLtCommissioned Officer
O-3Marine Corps CaptainCaptainCaptCommissioned Officer
O-4Marine Corps MajorMajorMajField Officer
O-5Marine Corps Lieutenant ColonelLieutenant ColonelLtColField Officer
O-6Marine Corps ColonelColonelColField Officer
O-7Marine Corps Brigadier GeneralBrigadier GeneralBGenGeneral Officer
O-8Marine Corps Major GeneralMajor GeneralMajGenGeneral Officer
O-9Marine Corps Lieutenant GeneralLieutenant GeneralLtGenGeneral Officer
O-10Marine Corps GeneralGeneralGenGeneral Officer

United States Marine Corps Officer Ranks In Order

Officers in the United States Marine Corps are highly trained marines responsible for leading groups of marines in the field and serving as the utmost example of Marine Corps service and ideals.

Marines usually receive an entry-level officer's commission in the Marine Corps as a Second Lieutenant after successfully completing Officer Candidate School. The highest rank in the Marine Corps is General. An Marine Corps officer receives promotions and pay raises based on experience, leadership skills, and number of years served.

This table lists the active officer ranks in the United States Marine Corps in increasing order of senority. Choose any rank for detailed information including duties and leadership responsibilities, Marine Corps officer pay details, officer rank insignia, and more.

Military Discounts & Benefits for Marines:

In addition to basic pay and allowances, active-duty marines, veterans, and even their families are eligible for hundreds of discounts and additional benefits offered by organizations and private companies like JetBlue , United Airlines , Verizon , and hundreds more.

Learn more about Military Discounts