Guy or Guys may refer to:
- Man
- Guys : a group of two or more people. Originally used to refer to groups of males, it is now commonly used to refer to groups of any sex (males, females or a mixture of both), although the singular "guy" is not used to refer to an individual female - Australia
- Guy Fawkes Night, an event on 5 November in the United Kingdom
- Guy-wire (also guy rope), used to keep a mast, tent or other structure in place against the effects of wind
- Guy (sailing), a rope to control a spar on a sailboat
- Guy (film), a film, 1997, starring Vincent D'Onofrio in the titular role
- Guy (band), the R&B New jack swing group
In Transport:
- Guy-Concordia (Montreal Metro), the name of a Montreal metro station
- Guy Motors, the former British bus and truck builder which was acquired by Jaguar
Places:
People:
- Fritz Guy, Seventh-day Adventist theologian
- Guy Berryman of the band Coldplay
- Guy Branum, American Comedian
- Guy Burnet, English Actor who plays Craig Dean on the soap opera Hollyoaks
- Guy Carbonneau, retired French Canadian hockey player and head coach of the Montreal Canadiens
- Guy Chambers, British song-writer of Robbie Williams fame
- Guy Charron, retired French Canadian hockey player and former NHL head coach
- Guy Chouinard, retired French Canadian hockey player
- Guy Debord, French author and filmmaker, Situationist
- Guy Fawkes, who tried to blow up the British Parliament in 1605 and failed
- Guy Fieri, winner of the second season of "The Next Food Network Star"
- Guy Goma, who gained fame when he was accidentally interviewed on BBC
- Guy Hebert, retired American hockey goalie
- Guy Lafleur, retired French Canadian Hall of Fame hockey player
- Guy Lapointe, retired French Canadian Hall of Fame hockey player
- Guy of Lusignan, king-consort of Jerusalem and king of Cyprus
- Guy de Maupassant, French writer and journalist
- Guy Picciotto, of the band Fugazi
- Guy Pearce, Australian/English actor; star of many American films including L.A. Confidential, Memento
- Guy Ritchie, British film director, married to Madonna
- Guy Sebastian, the winner of the first Australian Idol
- Guy of Tuscany, Count & Duke of Lucca & Margrave of Tuscany (915 - 929)
- Guy Verhofstadt, the prime minister of Belgium
- Guy Whatley, notable American organist
- Guy Whittingham, British, of leaving the Army and playing for Aston Villa fame
- Henry Lewis Guy, British mechanical engineer.
- Richard Guy, professor of mathematics, b. 1916
- William Guy, British physician and statistician.
- Guy Illich Severin, director of NPP Zvezda
Fictional people:
- Guy Montag, character in Ray Bradbury's Fahrenheit 451
- Sir Guy of Gisborne, a villain in the Robin Hood legend
- Guy Patterson, drummer, played by Tom Everett Scott, of the fictional rock band The Wonders in the film That Thing You Do!
- Guy (Final Fight), A character from the Final Fight and Street Fighter games by Capcom
- Might Guy, alternately known as Maito Gai (Japanese pronunciation of "Might Guy"), a fictional character from the popular manga and anime Naruto
- Guy Smiley, the host of various game shows on the children's show Sesame Street
- Guy, a major character in the Lufia (aka Estopolis) series, most notably Lufia II.
However, in Hindi the word "Guy" may be interpreted differently, as to such meaning a cow, hence it is deemed offensive by some to be known as a guy.
