Darcy, Darci or Darcey may refer to:
Science
Darcy's law, which describes the flow of a fluid through porous material
Darcy (unit), a unit of permeability of fluids in porous material
Darcy friction factor in the field of fluid mechanics
Darcy–Weisbach equation used in hydraulics for calculation of the head loss due to friction
People
Darcy (surname), a surname (including a list of people with the name)
Men
Darcy Blake (born 1988), Welsh footballer
Darcy Dallas (born 1972), Canadian ice hockey defenceman
Darcy Cameron (born 1995), Australian rules footballer
Darcy Daniher (born 1989), Australian rules footballer
Darci Frigo, Brazilian activist
Darcy Furber, Canadian politician
Darcy Gardiner (born 1995), Australian rules footballer
Darcy Hordichuk (born 1980), professional ice hockey player
Darcy Kuemper (born 1990), professional ice hockey player
Darcy Lang (born 1995), Australian rules footballer
Darcy Lear (1898–1967), Australian rules footballer
Darcy Lussick (born 1989), Australian rugby league player
Darcy McDougall (1886–1952), Australian rules footballer
Darcy Moore (born 1996), Australian rules footballer
Darci Luiz Simon (born 1966), Brazilian footballer
Darci Miguel Monteiro (1968-2018), Brazilian footballer
Darcy Ribeiro, (1922–1997), Brazilian anthropologist and politician
Darcy Tucker (born 1975), professional ice hockey player
Women
Darcey Bussell (born 1969), English ballerina
Darci Lynne (born 2004), American singing ventriloquist
Darci Kistler (born 1964), American ballet dancer
Darcy LaPier (born 1965), American actress
Darcy Sterling (born 1969), American actress
Fictional characters
Mr. Darcy, from Jane Austen's novel Pride and Prejudice
Mark Darcy, from Helen Fielding's novel Bridget Jones's Diary
Lord Darcy (character), a detective created by Randall Garrett
Diane Darcy, racing car driver, in Herbie Goes to Monte Carlo
Darcy Edwards, student on Degrassi: The Next Generation
Darcy (Winx club), a witch from animated series Winx Club
Darcy Doll, an android companion created by the Toyman in Superman: The Animated Series Darcy Hudson, a character in the Australian drama series A Country Practice Darcy Lewis, a character in the Marvel Cinematic Universe Darcy Wu, the nickname used by The Core when possessing Marcy Wu in the television series Amphibia Darcy, a tunnel-boring driller in the British educational TV show Thomas & Friends and its reboot, Thomas & Friends: All Engines Go!
Other uses
Darcy v. Allein, the first court case to result in a judgement against monopoly
Darci, a doll in the Groovy Girls line
See also
D'arcy (disambiguation) Darcie, a feminine given name Baron Darcy (disambiguation)