Libby may refer to:

  • Libby, Montana, a small city in Lincoln County, Montana, United States
  • Libby Township, Minnesota, a small township in Aitkin County, Minnesota, United States
  • Libby Army Airfield in Sierra Vista, Arizona, United States
  • Libby Dam, a dam on the Kootenai River in Montana, United States
  • Libby Prison, a Confederate prison in Richmond, Virginia during the American Civil War
  • Libby's, an American food company
  • United States v. Libby, a federal trial in which Lewis Libby was a defendant and found guilty of various charges
  • Libby, a first name or surname
  • Frederick Libby, first American ace of World War I
  • George Libby, U.S. Army soldier who received the Congressional Medal of Honor
  • Lewis Libby, nicknamed "Scooter", former chief of staff to Vice President Dick Cheney
  • Willard Libby, American chemist
Given name
  • Libby Davies, Canadian Member of Parliament
  • Libby Gill, American writer
  • Libby Gleeson, Australian writer
  • Libby Holman, American torch singer
  • Libby Lenton (Lisbeth Lenton), Australian swimmer
  • Libby Morris, Canadian comic actress
  • Libby Pataki, wife of New York governor George Pataki
  • Libby Potter, British reporter
  • Libby Purves, British journalist
  • Libby Purvis, Australian actress and writer
  • Libby Rees, British author
  • Libby Riddles, first woman to win the Iditarod Trail Sled Dog Race
  • Libby Roderick, American singer
  • Libby Tanner, Australian actress
  • Libby Titus, American singer/songwriter
  • Libby Trickett, Australian world-record holding swimmer
  • Libby Smith, a character played by Cynthia Watros on the television show Lost.
  • Libby Chessler, antagonist of the ABC/WB sitcom, Sabrina, the Teenage Witch
  • Libby Folfax, a computer-animated character from The Adventures of Jimmy Neutron: Boy Genius and Jimmy Neutron: Boy Genius (film)
  • Libby Fox, a character in the BBC soap opera EastEnders
  • Libby Kennedy-Fitzgerald, a character in Neighbours