Hundwil is a municipality in the canton of Appenzell Ausserrhoden in Switzerland.
thumb|left|250px|Hundwil
History
Hundwil is first mentioned in 921 as Huntwilare. It consists of the village of Hundwil, a number of hamlets, numerous individual farm houses and alpine herding camps. Until 1749, the municipality of Stein was part of Hundwil.
The Hundwiler Höhi is a recreational destination at . The most well-known and highest mountain in the area is Säntis (), which is shared with neighbouring municipalities. The Schwägalp valley station also belongs to the extended municipality.
Demographics
Hundwil has a population () of 994, of which about 4.9% are foreign nationals. Over the last 10 years the population has decreased at a rate of -5.6%. Most of the population () speaks German (97.2%), with Serbo-Croatian being second most common ( 1.3%) and Portuguese being third ( 0.5%).
, the gender distribution of the population was 52.2% male and 47.8% female.
In the 2007 federal election the FDP received 60.9% of the vote.