Deanna Troi

Fictional character from Star Trek / From Wikipedia, the free encyclopedia

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Deanna Troi is a main character in the science-fiction television series Star Trek: The Next Generation and related TV series and films, portrayed by actress Marina Sirtis. Troi is half-human, half-Betazoid, and has the psionic ability to sense emotions. She serves as the ship's counselor on USS Enterprise-D. Throughout most of the series, she holds the rank of lieutenant commander. In the seventh season, Troi takes the bridge officer's examination and is promoted to the rank of commander, but continues as counselor.

Quick facts: Deanna Troi, First appearance, Created by, Po...
Deanna Troi
Star Trek character
Marina Sirtis as Deanna Troi
First appearance
Created byGene Roddenberry
D. C. Fontana
Portrayed byMarina Sirtis
In-universe information
SpeciesBetazoid (maternal)
Human (paternal)
AffiliationUnited Federation of Planets
FamilyIan Andrew Troi (father, deceased)
Lwaxana Troi (mother)
Kestra Troi (sister, deceased)
Unnamed half-brother
SpouseWilliam Riker
ChildrenIan Andrew Troi, II (deceased)
Thaddeus Troi-Riker (deceased)
Kestra Troi-Riker
PostingUSS Titan (NEM, LDS)
USS Enterprise-E
USS Enterprise-D
(Seasons 1–7, GEN)
PositionDiplomatic Officer
(USS Titan)
(USS Enterprise-E,
USS Enterprise-D)
(Season 7, films)
Lieutenant Commander
(Seasons 1–7)

Troi appears in all four Next Generation theatrical films, and also made guest appearances on Voyager, Enterprise, Picard, and Lower Decks.

Her romantic interests, family, and personal life are plot elements in many Star Trek: The Next Generation episodes.