A ruby is a red gemstone. Ruby may also refer to: Places Ruby, Alaska Ruby, Arizona Ruby, Copiah County, Mississippi Ruby, Leflore County, Mississippi Ruby, Nebraska Ruby, New York Ruby, South Carolina Ruby, United States Virgin Islands Ruby, Virginia Ruby, Washington, a ghost town Ruby, Wisconsin, a town Ruby (community), Wisconsin, an unincorporated community Ruby Beach, Washington Ruby Canyon, on the Colorado-Utah border Ruby Creek (disambiguation) Ruby Falls, an underground waterfall within Lookout Mountain, Tennessee Ruby Mountain, a stratovolcano in British Columbia, Canada Ruby Mountains, a mountain range in Nevada Ruby Dome, the highest peak of the Ruby Mountains Ruby Ridge, Idaho, site of a violent confrontation and siege Ruby Valley, Nevada Ruby City (disambiguation), several US ghost towns Arts and entertainment Fictional characters Ruby Allen, EastEnders character played by Louisa Lytton Ruby Buckton, Home and Away character played by Rebecca Breeds Ruby Crescent, an O-Parts Hunter character Ruby Dennis, the protagonist of the film Dear Mr. Wonderful Ruby Kurosawa, a fictional character from the media-mix project Love Live! Sunshine!! Ruby Moon, a character from Cardcaptor Sakura manga and anime Ruby Ramirez, a character from Rusty Rivets Ruby Marshall, a character from the TV series Dot. Ruby Rhod, a character in the film The Fifth Element Ruby Rose (RWBY character), the protagonist of the animated web-series RWBY Ruby Thewes, a character in the novel Cold Mountain by Charles Frazier and in the film Ruby Trollman, a Trollz character Ruby, one of the identical twins in the Jacqueline Wilson novel Double Act Ruby (Jewelpet) Ruby (Pokémon) Ruby (Once Upon a Time) (better known as Red Riding Hood), a character from the ABC television series Once Upon a Time Ruby (Steven Universe) Ruby (Supernatural) Ruby (The Land Before Time) Ruby, an According to Jim character Ruby, a promotional character created by ATI Technologies Ruby, a rabbit in the Max & Ruby book and television series Ruby, the protagonist of the radio drama Ruby the Galactic Gumshoe Ruby, the protagonist of the TV series Ruby Gloom Ruby, a fictional potato in the British animated series Small Potatoes Ruby, a mouse in the British children's series Big & Small Films Ruby (1977 film), a supernatural horror Ruby (1992 film), about Jack Ruby Games Pokémon Ruby, released in 2002 for Japan and 2003 internationally Pokémon Omega Ruby, a remake of Pokémon Ruby Television Ruby (talk show), a British late night talk show Ruby (2008 TV