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- Siri Tachi - voiced by Corie Henninger (in Star Wars: Jedi Starfighter)
- Jedi Knight who served as Padawan to Adi Gallia and later became Master to Ferus Olin. She was also a love interest of Obi-Wan Kenobi. Also a very talented pilot.
- General Cassio Tagge – portrayed by Don Henderson
- Imperial officer aboard the Death Star in A New Hope.
- Tahl
- First Jedi Master of Bant Eerin and a librarian of the Jedi Archives. Love interest of Qui-Gon Jinn.
- Mother Talzin - voiced by Barbara Goodson
- The Dathomirian leader of the Nightsister clans of witches before and during the Clone Wars. It appears she and Count Dooku were on good terms priorly; he refers to her as "sister" or by her title. She possesses great magical powers, being able to do almost anything; ranging from mind control, manipulating matter, and turning into mist. Following Greavous' attack on Dathomir, she is the only Nightsister left aside from Ventress.
- Wat Tambor – portrayed by Chris Truswell
- Skakoan Foreman of the Techno Union and Executive of Baktoid Armor Workshop before and during The Clone Wars. He serves on the Separatist Council during the Clone Wars and helps fund and supply the Confederacy of Independent Systems.
- Sev'rance Tann
- One of Count Dooku's dark acolytes who also became a general in the Separatist Droid Army. Was killed only a month after the beginning of the war.
- Ahsoka Tano – voiced by Ashley Eckstein
- Anakin Skywalker's Togruta Jedi padawan.
- Tarfful – portrayed by Michael Kingma
- Wookiee chieftain who, along with Chewbacca, commanded the Wookiee warriors during the Battle of Kashyyyk, and later helped Yoda escape the clone troopers after Order 66 is given in Revenge of the Sith.
- Grand Moff Wilhuff Tarkin – portrayed by Peter Cushing and Wayne Pygram
- The Imperial governor of the Outer Rim territories, and the commanding officer of the Death Star in A New Hope.
- Merillion Tarko - voiced by Dee Bradley Baker
- Imperial Moff who controls the Empire's operations on the planet Cato Neimoidia in Star Wars: The Force Unleashed II.
- Captain Roos Tarpals – portrayed by Steven Spiers
- Gungan captain in The Phantom Menace. He later becomes a general by the time of the Clone Wars and dies trying to capture General Grievous.
- TC-14 – portrayed by John Fensom and voiced by Lindsay Duncan
- A protocol droid who appears in the beginning of Star Wars Episode I: The Phantom Menace.
- Booster Terrik
- Smuggler who becomes Corran Horn's father-in-law in the X-Wing series and helps protect Jedi children in the New Jedi Order series.
- Mirax Terrik
- Smuggler who becomes Corran Horn's wife in the X-Wing series.
- Mod Terrik
- Imperial stormtrooper captain who was shot in the back by subordinate fellow stormtrooper Davin Felth while attempting to kill or capture Han Solo and his human and droid cargo.
- Tessek – portrayed by Gerald Home
- Also known as "Squid Head", Jabba the Hutt's accountant in Return of the Jedi.
- Bria Tharen
- Woman whom Han Solo rescues from slavery in The Han Solo Trilogy. Later joins the Rebel Alliance and helps the Rebels secure the plans to the first Death Star. After being captured by the Empire, Tharen commits suicide rather than risk betraying the Rebellion during interrogation.
- Lieutenant Thire
- A Clone Trooper from the Star Wars: The Clone Wars pilot. He is seen with master Yoda. He is a member of the Coruscant Guard. He was seen in Revenge of the Sith, where he told Palpatine that they did not find Yoda's body on the Senate chamber's floor.
- Grand Moff Thistleborn
- He was a loyal member of the Central Committee of Grand Moffs. He was first featured in the novel The Glove of Darth Vader.
- Grand Admiral Thrawn
- The antagonist in Timothy Zahn's Thrawn Trilogy.
- Raynar Thul
- Jedi whose personality is altered by joining with the Kiliks in the Dark Nest Crisis series.
- Shaak Ti – portrayed by Orli Shoshan
- Jedi Master and member of The Jedi Council in Attack of the Clones and Revenge of the Sith who escaped The Great Jedi Purge. In a deleted scene from Star Wars Episode III: Revenge of the Sith, she is killed by General Grevious, though this is officially regarded as non-canon. She later appears in Star Wars: The Force Unleashed, and is killed by Starkiller/Galen Marek. Shaak Ti was chosen by Jesse Schedeen as 18th top Star Wars hero.
- Tibor
- A Barabel bounty hunter who assists Zorba the Hutt. First appears in Zorba the Hutt's Revenge.
- Major Grodin Tierce
- In Timothy Zahn's The Hand of Thrawn series, Tierce is the clone of a stormtrooper of the same name. Thrawn, who created the clone as part of an experiment, added some of his own military genius to the clone's mind.
- Rufaan Tigellinus
- Imperial Grand Admiral and Grand Moff known for his political savvy and charisma. Following Palpatine's death at the Battle of Endor, he attempted to join the Central Committee of Grand Moffs, but changed his mind and was executed under charges of treason.
- Saesee Tiin – portrayed by Khan Bonfils, Jesse Jensen, and Kenji Oates
- Jedi Master and member of the Jedi High Council in the prequel trilogy and Clone Wars TV series. He was one of the four Jedi Masters who died trying to arrest Palpatine. He used a green lightsaber.
- Meena Tills – portrayed by Paul Jay Davies
- Senator of Calamari Sector in Revenge of the Sith and the Clone Wars television series.
- Tikkes
- Separatist Council member and Senator of the CIS-allied Quarren Isolation League on Mon Calamari. Killed by Darth Vader on Mustafar.
- Darth Traya - voiced by Sara Kestelman
- One of the three concurrent Dark Lords of the Sith in Knights of the Old Republic. Formerly the Jedi Master "Kreia".
- Coleman Trebor
- Vurk Jedi Master who participated in the Battle of Geonosis. Killed by Jango Fett while attempting to kill Count Dooku.
- Si Treemba
- One of Obi-Wan's Arconan friends.
- Antinnis Tremayne
- Dark Jedi Apprentice of Darth Vader; prominent member of the Inquisitorius.
- Admiral Trench - voiced by Dee Bradley Baker
- Harch Admiral of the Separatist Navy who commanded the blockade of the planet Christophsis.
- Triclops
- Created from extracting the DNA from Palpatine and inserted into a woman named Niobi. He was born mutated with a third eye in the back of his head. Thought to be more powerful than his father, he was sent to exile. Later found by Luke Skywalker and joined the Alliance. First appears in Mission from Mount Yoda.
- Trioculus
- The self-proclaimed son of Palpatine and the ruler of half of the Empire. First appears in The Glove of Darth Vader.
- Captain Gregar Typho – portrayed by Jay Laga'aia
- Amidala's bodyguard in Attack of the Clones and Revenge of the Sith.
- Darth Tyranus – portrayed by Christopher Lee
- See "Count Dooku" under #D.
Read more about this topic: List Of Star Wars Characters