Loon (disambiguation)

Loon can refer to:
* Loon, a genus of aquatic bird
* Common loon, an aquatic bird of that genus
* Red-throated diver, another aquatic bird of that genus.

;Places
* Loon-Plage, a town in the Nord "département" in France
* Borgloon, a town in Limburg, Belgium
* County of Loon (French name: Looz), a former county in present Belgium
* Loon op Zand, a town in North Brabant, Netherlands
* Loon (Waalre), a town in North Brabant, Netherlands
* Loon (Drenthe), a village in Drenthe, Netherlands
* Loon, Bohol, a municipality in the Philippines
* Loon Mountain, a ski resort in New Hampshire, USA

;Other uses
* Loonie, a name for the Canadian dollar coin featuring a loon
* "The Loon", a 2005 album by the band Tapes N Tapes
* Loon (rapper)
* The Great Lakes Loons are a Single A minor league baseball team based in Midland, MI.
* "", a video game featuring classic Looney Tunes characters
* Loon, a slang word for lunatic
* Loon, a name for the US Navy's adaptation of the German V-1 cruise missile, or "buzz bomb"
* Loon, at Oxford University, one who leads a politically active life in the Oxford Union, or OUCA, used particularly with positive connotations to imply a noble lack of ambition
* Loon, anglicised spelling of the Scots language Doric dialect word "loun" meaning 'boy', often used with the term "quine" or "quinie" ("quean") meaning "girl".
*The Loons, the nickname for Forfar Athletic F.C., a Scottish football team
*Moon the Loon, an affectionate nickname for Keith Moon
*Loon pants a type of trouser with flared legs