Scotland Yard was the base of the Metropolitan Police Service in London. Its full name was New Scotland Yard, but it was rarely referred to as such. (PROSE: Cat's Cradle: Witch Mark) The name was often used as a metonym for the service. (PROSE: The Banquo Legacy) This meant that introducing oneself to be "Scotland Yard" actually referred to an officer of the Met. (COMIC: The Curious Tale of Spring-Heeled Jack) In the 22nd century, Scotland Yard was known as New New Scotland Yard. (COMIC: Pawns of the Zenith)
In 1651, the Twelfth Doctor pretended to be an agent of Scotland Yard, until he realised it hadn't been founded yet. (TV: The Woman Who Lived)
In the 1890s, Henry Gordon Jago claimed that he and Professor George Litefoot solved more crimes than all of the inspectors in Scotland Yard put together. (AUDIO: Litefoot and Sanders)
In the late 19th century, Inspector Cotton of Scotland Yard required the assistance of Vastra and Jenny Flint regarding an incident in Millwall. (AUDIO: The Cars That Ate London!)
While investigating the activities of the Silents in 1969, the Eleventh Doctor claimed to be from Scotland Yard when questioned about his presence by President Nixon. (TV: The Impossible Astronaut)
In 1992, Graham Stevens was the only member of Scotland Yard's Paranormal Investigations Team. (PROSE: Cat's Cradle: Witch Mark)
In 1994, Liz Shaw remarked to Louise Bayliss and Patricia Haggard that P.R.O.B.E. could not hand over a single case to Scotland Yard for fear of having their limited funding withdrawn by the government. (HOMEVID: The Zero Imperative)
Jac was able to hack the CCTV from Scotland Yard. (TV: The Zygon Invasion)