Breeches
Breeches were an earlier form of trousers, going to the knees.
Worn by the Doctor
While in Paris on a mission for the Celestial Intervention Agency, the Second Doctor wore breeches in black or white. (PROSE: World Game)
While travelling through Malthill Way in 1745, the Eleventh Doctor wore raisin purple breeches. (COMIC: Malthill Way)
The Fifteenth Doctor wore cream breeches during an adventure in 1813. (TV: Rogue)
A feminine version of the Doctor with a bald head and dark skin wielding a flaming sword wore tan breeches with ebony black stripes. (PROSE: Rose)
Worn by Companions
Charlotte Pollard wore black breeches on a Christmas adventure with the Eighth Doctor and Audacity Montague. (AUDIO: Twenty-Four Doors in December-Winter of the Demon)
Worn by the Master
In a timeline in which he altered the creation of the Daleks, the War Master stole the black uniform of a Kaled Military Elite including breeches. (AUDIO: From the Flames)
The Spy Master wore khaki breeches when posing as a Nazi in Paris during 1943. (TV: Spyfall)
Worn by Others
Rogue, a bounty hunter, wore charcoal grey breeches in 1813. (TV: Rogue)
The sixth incarnation of the Corsair wore emerald green breeches when she met the Thirteenth Doctor. (COMIC: Old Friends)
Many Kaleds who worked in the Scientific Elite and the Military Elite wore breeches in black or white. They included Gharman, Ronson, Kavell, Kravos, Nyder, (TV: Genesis of the Daleks) and Davros who forged the first Daleks. (TV: Destination: Skaro)
Some of the Clockwork Repair Droids who served on the SS Madame de Pompadour during 5037 wore cream breeches as part of their costumes when seeking Jeanne-Antoinette Poisson in Paris and Versailles during 1727, 1744, 1753, and 1758. (TV: The Girl in the Fireplace)
Robert Muir and Charles Cranleigh wore beige breeches as part of their Georgian costumes in a party round Cranleigh Hall on 1925. (TV: Black Orchid)
Wrack, the leader of the Eternals on the Buccaneer, wore mahogany brown breeches. (TV: Enlightenment)
The Toymaker wore beige breeches when he plays the Spice Girls song Spice Up Your Life while messing with UNIT in London during 2023. (TV: The Giggle)