Ranks and Insignia

Starfleet Flag Officer Ranks

Fleet Admiral

Admiral

Vice Admiral

Rear Admiral

Commodore AKA: Rear Admiral, Lower Half

Starfleet Line Officer Ranks

Fleet Captain

Captain

Commander

Provisional Commander

Lieutenant Commander

Provisional Lieutenant Commander

Lieutenant

Provisional Lieutenant

Lieutenant, Junior Grade

Provisional Lieutenant, Junior Grade

Ensign

Provisional Ensign

Starfleet Cadet Ranks

Midshipman

Cadet, 1st Class

Cadet, 2nd Class

Cadet, 3rd Class

Cadet, 4th Class

Starfleet Non Commissioned Officer Ranks

Master Chief Petty Officer

Senior Chief Petty Officer

Chief Petty Officer

Provisional NCO

Starfleet Enlisted Ranks

Petty Officer, 1st Class

Petty Officer, 2nd Class

Petty Officer, 3rd Class

Able Bodied Crewman