For Starfleet officer ranks, see Starfleet ranks (officers).
For Starfleet cadet and warrant officer ranks, see Starfleet ranks (miscellaneous).

The Starfleet rank system has a long history dating back to early space explorers of the Earth Starfleet and its predecessor naval and military forces.

Non-commissioned officers[edit | edit source]

Command non-commissioned officers[edit | edit source]

Rank MCPOSF FMCPO CMCPO
Earth Starfleet
2230s Blue (2230s).png
2250s
2260s Yellow (TOS).png
2260s
(wraparound variant)
2200s - E (Command).png
2260s
(assignment patch)
2265 - MCPOSF.png 2265 - FMCPO (Command).png 2265 - CMCPO (Command).png
2270s
Blue Sleeve (TMP).png
2270s-2350s
N/A
2350s-2360s
2360s-2370s A
[1]
2360s-2370s B
[1]
2370s-2380s

Senior non-commissioned officers[edit | edit source]

Rank MCPO
[2]
SCPO CPO
Earth Starfleet
2230s Blue (2230s).png
2250s
2260s Yellow (TOS).png
2260s
(wraparound variant)
2200s - E (Command).png
2260s
(assignment patch)
2265 - MCPO (Command).png 2265 - SCPO (Command).png 2265 - CPO (Command).png
2270s
Blue Sleeve (TMP).png
2270s-2350s
2350s-2360s
2360s-2370s A
[3][1][4]
2360s-2370s B
[1]
2370s-2380s
Master chief petty officer
Senior chief petty officer 
Also known as "senior chief specialist".
Chief petty officer

Junior non-commissioned officers[edit | edit source]

Rank PO1 PO2 PO3
Earth Starfleet
2230s Blue (2230s).png
2250s Yellow (2250s).png
2260s Yellow (TOS).png
2260s
(wraparound variant)
2200s - E (Command).png
2260s
(assignment patch)
2265 - PO1 (Command).png 2265 - PO2 (Command).png 2265 - PO3 (Command).png
2270s
Blue Sleeve (TMP).png
2270s-2350s
N/A
2350s-2360s Red (Early TNG).png
2360s-2370s A
[3][1][4]
Red (TNG).png
2360s-2370s B
[1]
Red (VOY).png
2370s-2380s
Petty officer first class 
Also known as "technician first class", etc.
Petty officer second class 
Also known as "specialist second class", etc.
Petty officer third class 
Also known as "yeoman third class", etc.

Crewmen[edit | edit source]

Rank CN CA CR
Earth Starfleet
Yellow (ENT).png
2230s Blue (2230s).png
2250s Yellow (2250s).png
2260s Yellow (TOS).png
2260s
(wraparound variant)
2200s - E (Command).png
2260s
(assignment patch)
2265 - CN (Command).png 2265 - CA (Command).png 2265 - CR (Command).png
2270s
Blue Sleeve (TMP).png
2270s-2350s
N/A
2350s-2360s Red (Early TNG).png
2360s-2370s A
[1][4]
Red (TNG).png
2360s-2370s B
[1]
Red (VOY).png
2370s-2380s

See also[edit | edit source]

References[edit | edit source]

  1. 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 Up until the introduction of specialized insignia in 2372, crewmen and petty officers wore no rank insignia while chief petty officers wore one hollow pip. When the new insignia were introduced, however, Crewmen Recruits did not have insignia.
  2. Most rank schemes did not have separate MCPO grades. Only the 2260s assignment patches had separate grades.
  3. 3.0 3.1 Maquis crewmembers on the USS Voyager who were assigned enlisted roles wore a provisional lozenge with one black slash.
  4. 4.0 4.1 4.2 Also seen in parallel 2370s.

External links[edit | edit source]

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