Officer, Cadet, and Enlisted Rankings
| Starfleet | Starfleet Marine Corps | Civilian Peace Officer | |||
| Admiral |  |
General |  |
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| Vice Admiral |  |
Lieutenant General |  |
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| Rear Admiral Upper Half |  |
Major General |  |
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| Rear Admiral Lower Half |  |
Brigadier General |  |
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| Captain |  |
Colonel |  |
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| Commander |  |
Lieutenant Colonel |  |
Captain |  |
| Lieutenant Commander |  |
Major |  |
Lieutenant |  |
| Lieutenant |  |
Captain |  |
Deputy |  |
| Lieutenant Junior Grade |  |
1st Lieutenant |  |
Patrolman |  |
| Ensign |  |
2nd Lieutenant |  |
Junior Patrolman |  |
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| Cadet 1st Class |  |
Cadet 1st Class | |
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| Cadet 2nd Class |  |
Cadet 2nd Class | |
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| Cadet 3rd Class |  |
Cadet 3rd Class | |
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| Cadet 4th Class |  |
Cadet 4th Class | |
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| Master Chief Petty Officer |  |
Sergeant Major |  |
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| Senior Chief Petty Officer |  |
Master Sergeant |  |
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| Chief Petty Officer |  |
Gunnery Sergeant |  |
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| Petty Officer 1st Class |  |
Staff Sergeant |  |
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| Petty Officer 2nd Class |  |
Sergeant |  |
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| Petty Officer 3rd Class |  |
Corporal |  |
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| Crewman |  |
Lance Corporal |  |
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| Crewman Apprentice |  |
Private 1st Class |  |
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| Crewman Recruit |  |
Private |  |
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