- For information about players' rank, see Player rank.

Lieutenants are moderately-powerful NPCs found on ground maps. Though stronger than ensigns and neophytes, they are easily outmatched by players.
List of Lieutenants by Faction[]
- Federation
- Lieutenant Security Officer
- Combat Engineer
- Combat Medic
- Klingon Empire
- Romulan Star Empire
- Remans
- Gorn Hegemony
- Nausicaans
- Orion Syndicate
- Breen Confederacy
- Terran Empire
- Terran Lieutenant Security
- Terran Combat Engineer
- Terran Combat Medic
- Cardassian Union
- Dominion
- True Way Alliance
- Tholian Assembly
- Fek'Ihri Horde
- Hirogen
- Undine
- Borg Collective
Gallery[]
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A Federation Combat Medic
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A Romulan Centurion
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A Romulan Centurion Medic
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A Breen Ak'ched Soldier
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A dead Breen Ak'ched Guard
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A Cardassian Glinn
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A Jem'Hadar Veteran
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A Tholian Lieutenant
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A Horde Ravager
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A Hirogen Hunter
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A Hirogen Tracker
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An Undine Officer
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An Undine Psi Warrior
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A Borg Medical Drone
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A Borg Tactical Drone
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A Borg Infected Drone (formerly Klingon)













