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 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 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 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) Unisex given names English unisex given names