Trenchcoat
Trenchcoats were coats made for protection from weather, famously worn on wars.
Worn by the Doctor
The Fourth Doctor wore a walnut brown trenchcoat with dark brown trim when going to check on Earth during 16087, (TV: The Ark in Space) and when he fought Field Major Styre of the Sontaran G3 Military Assessment Survey and tricked his marshal into cancelling an invasion of Earth. (TV: The Sontaran Experiment) He also wore a single-breasted trenchcoat of plum purple velvet when he and Romana II foil Tryst's conversion of Mandrels into Vraxoin. (TV: Nightmare of Eden) He eventually wore a burgundy trenchcoat, (TV: The Leisure Hive) up to his death after the Tremas Master's Entropic Enterprise. (TV: Logopolis) His successor, the Fifth Doctor, wore it before switching for a beige frock coat with scarlet trim. (TV: Logopolis, Castrovalva)
The Seventh Doctor tried a copy of the Fourth Doctor's burgundy trenchcoat before eventually going for a silver grey safari jacket. (TV: Time and the Rani) He also wore a black leather trenchcoat on Nazi Germany. (PROSE: Timewyrm: Exodus)
The War Doctor wore some double-breasted trenchcoats of leather done in coal black, (AUDIO: Lion Hearts) walnut brown, (COMIC: The Clockwise War) wood brown, (COMIC: Ambush) cinnamon brown, (COMIC: The Lost Dimension) ebony black, (COMIC: The Whole Thing's Bananas) chestnut brown, (COMIC: Four Doctors) caramel brown, (TV: First Rule), or chocolate brown. (PROSE: Engines of War). His chocolate brown trenchcoat was his last one which he wore in the Battle for the Tantalus Eye, (PROSE: Engines of War) and right up to his death after the 1562/2013 Zygon Invasion of Earth and the Fall of Gallifrey. (TV: The Day of the Doctor)
In World War I, the Ninth Doctor wore a British Army trenchcoat. (COMIC: The Forgotten)
The Thirteenth Doctor wore a hooded, periwinkle trenchcoat with midnight blue interim, apart from the sleeves, which had lavender insides, and a rainbow pattern along the edges. (TV: The Woman Who Fell to Earth [+]Loading...["The Woman Who Fell to Earth (TV story)"] - The Power of the Doctor [+]Loading...["The Power of the Doctor (TV story)"])
The Fifteenth Doctor frequently wore a double-breasted trenchcoat of burnt orange leather with his stripy cardigans. (PROSE: "Heroes of Time" [+]Part of Whotopia: The Ultimate Guide to the Whoniverse, Loading...{"namedpart":"Heroes of Time","1":"Whotopia: The Ultimate Guide to the Whoniverse (reference book)"}; TV: The Church on Ruby Road [+]Loading...["The Church on Ruby Road (TV story)"])
A child incarnation of the Doctor bound to a high-tech wheelchair wore a double-breast trenchcoat of tan leather. (PROSE: Rose)
The Warrior, a parallel version of the Doctor's fifth incarnation which looks similar to the sixth, wore a double-breasted trenchcoat of chocolate brown leather similar to the War Doctor of N-Space. (AUDIO: Aftershocks)
Worn by companions
Sarah Jane Smith occasionally wore trenchcoats. (TV: Eye of the Gorgon [+]Loading...["Eye of the Gorgon (TV story)"], The Last Sontaran [+]Loading...["The Last Sontaran (TV story)"], The Mark of the Berserker [+]Loading...["The Mark of the Berserker (TV story)"])
Amy Pond wore a dark teal trenchcoat during her encounter with Vincent van Gogh. (TV: Vincent and the Doctor [+]Loading...["Vincent and the Doctor (TV story)"])
Donna Noble wore a single-breasted trenchcoat of tan leather during her final adventures with the Tenth Doctor (TV: Turn Left [+]Loading...["Turn Left (TV story)"]) including the Planetary Relocation Incident caused by Davros and the New Dalek Empire; and also during the Tenth Doctor's siphoned regeneration. (TV: The Stolen Earth [+]Loading...["The Stolen Earth (TV story)"]/Journey's End [+]Loading...["Journey's End (TV story)"])
Martha Jones wore a double-breasted trenchcoat of charcoal grey leather with her mauve tank top. (TV: Reset [+]Loading...["Reset (TV story)"])
Romana II wore a trenchcoat of rose pink cashmere during the Movellan Incident, (TV: Destiny of the Daleks) and when helping to foil the Tremas Master and Autons. (COMIC: Endgame)
Susan Foreman wore a beige trenchcoat during the Game of Rassilon. (TV: The Five Doctors [+]Loading...["The Five Doctors (TV story)"])
Tegan Jovanka wore a double-breasted trenchcoat done in charcoal grey with a steel blue trim. (TV: The Power of the Doctor; WC: The Passenger; GAME: Lost in Time)
Worn by the Master
The Master wore trenchcoats in some incarnations.
The Bruce Master wore a black leather trenchcoat during the 2223 Dalek invasion of Earth. (AUDIO: Faustian-Passion)
The Spy Master wore a double-breasted trenchcoat of black leather when posing as a Nazi in Paris during 1943. (TV: Spyfall [+]Loading...["Spyfall (TV story)"]) He also wore the Thirteenth Doctor's periwinkle trenchcoat when processing her body as part of his master plan. (TV: The Power of the Doctor [+]Loading...["The Power of the Doctor (TV story)"])
Worn by others
Detective Duggan wore a beige trenchcoat when he helped the Fourth Doctor and Romana II. (TV: City of Death)
Sally Sparrow wore a dark brown trenchcoat during her first encounter with Weeping Angels. (TV: Blink)
Ambrose Northover wore a magenta trenchcoat during her first encounter with Silurians including when she betrayed the Eleventh Doctor, killed Alaya, and almost doomed her people to Restac during the Cwmtaff incident. (TV: The Hungry Earth|Cold Blood)
Vienna Salvatori who dwelled during the 2223 Dalek invasion of Earth wore leather trenchcoats done in navy, (AUDIO: The Shadow Heart-Vengeance) or ebony black. (AUDIO: The Nemesis Express-Passion)
John Ellis wore two trenchcoats; one in raven black, and one in tan. (TV: Out of Time)
Artie Berger, a piano musician, wore a chestnut brown trenchcoat when helping to capture a sound monster on 1946. (AUDIO: Fright Motif)
Kate Stewart wore a beige trenchcoat during the Year of the Slow Invasion. (TV: The Power of Three [+]Loading...["The Power of Three (TV story)"] ; PROSE: The Whoniverse) She also wore a raven black trenchcoat during the 1562/2013 Zygon invasion of Earth, (TV: The Day of the Doctor [+]Loading...["The Day of the Doctor (TV story)"]) and also wore a battleship grey one when dealing with Zygon rebels known as Truth or Consequences. (TV: The Zygon Inversion [+]Loading...["The Zygon Inversion (TV story)"]/The Zygon Invasion [+]Loading...["The Zygon Invasion (TV story)"])
Ursula Blake wore an ochre trenchcoat up to being absorbed by the Absorbaloff. (TV: Love and Monsters)
The Second Rani wore a black trenchcoat when posing as Professor Baxton. (AUDIO: The Rani Elite, Planet of the Rani)
One version of the Corsair with a bowler hat wore a black trenchcoat. (PROSE: Eleven Things You Probably Didn't Know About the Corsair)
