Tartan

Tartan, also called plaid, was a type of pattern, famously linked to Scotland.

The First Doctor wore grey tartan trousers; (TV: An Unearthly Child, etc) right up to his death after the 1986 Cyberman Invasion of Earth. (TV: The Tenth Planet, Twice Upon A Time)

The Second Doctor wore tartan trousers done in grey, (TV: The Power of the Daleks-The War Games, The Three Doctors, The Five Doctors, The Two Doctors) or yellow with green stripes. (COMIC: Comic Relief Comic)

The Third Doctor wore inverness capes of tartan; one done on scarlet and emerald during his first visit to Peladon, (TV: The Curse of Peladon) and one in brown when he survived the Game of Rassilon who he blamed wrongly and arrogantly on the Tremas Master until he learned he'd been tricked and used by Borusa. (TV: The Five Doctors)

The Fourth Doctor wore a Clan Wallace tartan scarf when he first meets Zygons and a Skarasan during the Zygon Gambit. (TV: Terror of the Zygons) He also wore an inverness cape of tan and scarlet tartan as part of his detective outfit. (PROSE: Nanomorphosis, Evolution; AUDIO: The Merfolk Murders; COMIC: Gaze of the Medusa; TV: The Talons of Weng-Chiang)

The Sixth Doctor's patchwork frock coat featured patches of red tartan. (TV: The Twin Dilemma-Time and the Rani)

The Seventh Doctor spent his first hours in the Sixth Doctor's frock coat with tartan before switching for a silver grey safari jacket. His first scarf was made of crimson and black tartan before it got destroyed. (TV: Time and the Rani) He also wore plaid trousers done in grey brown, (TV: Time and the Rani) or Pride of Scotland. (TV: Doctor Who)

The Twelfth Doctor wore baggy tartan trousers in gunmetal grey, (TV: The Doctor's Meditation) Prussian blue and alabaster, (TV: The Girl Who Died) navy and crimson, (TV: The Woman Who Lived) or bottle green. (COMIC: The Ministry of Time)

The Fourteenth Doctor wore a single-breasted waistcoat and trousers of dark maroon and turquoise tartan with a notched collar, (TV: The Power of the Doctor-The Giggle) which he replaced with some in plum and black. (COMIC: Liberation of the Daleks)

A child incarnation of the Doctor bound to a high-tech wheelchair wore trousers of charcoal and ebony tartan. (PROSE: Rose)

Sarah Jane Smith wore a sweater vest of brown tartan during her first adventures with the Third Doctor. (TV: The Time Warrior, Invasion of the Dinosaurs)

Clara Oswald wore a Clan Campbell tartan dress when she sacrificed herself to save the Eleventh Doctor from the Great Intelligence's master plan. (TV: The Name of the Doctor) She also wore a Clan Wallace tartan skirt with her black cardigan and her white blouse, (TV: The Time of the Doctor, Deep Breath) and a crimson and navy tartan shirt. (TV: Flatline)

Yasmin Khan wore a cravat of bronze tartan during the year 1904, the 2021 Sontaran Invasion of Earth, and the Flux. (TV: Survivors of the Flux, The Vanquishers).

Jo Grant wore a shirt of maroon and alabaster when she first met Mark IV Daleks including a gold leader as well as their Controller and Ogrons during the Time Paradox Incident; (TV: Day of the Daleks) and when helping many versions of the Doctor and companions. (GAME: Lost in Time) She also wore an asymmetrical jacket of chestnut and scarlet tartan when she helped to foil more including a Supreme from the Dalek Council during the Spiridon Incident. (TV: Planet of the Daleks)

Melanie Bush wore an asymmetrical overcoat of beige and ebony tartan when she met the Fourteenth Doctor and Donna Noble, and witnessed the Toymaker’s defeat and the Fifteenth Doctor’s birth. (TV: The Giggle)

Romana I wore a flat cap of tartan on her first visit to Earth. (TV: The Stones of Blood ^[+]Loading...["The Stones of Blood (TV story)"])

Jeremiah O'Kane owned a tartan blanket. (HOMEVID: The Zero Imperative)

Ruby Sunday wore a Royal Stewart tartan pinafore over a white t-shirt. She also wore wore a MacDonald Clan tartan skirt with her fuchsia pink jumper and her ebony black leather jacket when stopping goblins, (TV: The Church on Ruby Road) during a trip to Wyoming during the Jurassic, and helping to defeat the Bogeyman. (TV: Space Babies) She also wore a green tartan skirt during a trip to Wales, and a blue and scarlet tartan jacket when she met Kate Stewart. (TV: 73 Yards)

Letitia Jones wore a mini-dress of Clan Wallace tartan during the Royal Hope Incident. (TV: Smith and Jones)

Professor Rachel Jensen wore a skirt of grey and brown tartan when she helped the Seventh Doctor during the Hand of Omega Incident. (TV: Remembrance of the Daleks)

Nardole wore a single-breasted waistcoat of maroon and beige tartan with a notched collar. (TV: The Pilot, World Enough and Time|The Doctor Falls)

The Master's war incarnation wore a chocolate and ebony tartan ulster coat during his encounter with Sherlock Holmes, John Watson, and James Moriarty in the Land of Fiction. (AUDIO: The Adventure of the Deceased Doctor) His spy incarnation also wore a single-breast waistcoat and trousers with a pattern of three vertical stripes interlocking with three lines of horizontal dashes, in varying shades of orange over a navy blue background. (TV: Spyfall, Ascension of the Cybermen|The Timeless Children)

A parallel version of the Doctor wore a single breasted waistcoat of charcoal and sapphire tartan when he and Bernice Summerfield fought Faction Cybermen on Nazi Germany. (AUDIO: Blood and Steel)