Look up thun in Wiktionary, the free dictionary.
Thun is a municipality in Switzerland.
Thun may also refer to:
- Thun 1794, a Czech porcelain manufacturer
- Thun District, Switzerland
- Thun (administrative district), in the Canton of Bern, Switzerland
- FC Thun, a Swiss football team from Thun
- Lake Thun, an Alpine lake in the Bernese Oberland in Switzerland
- Thun Castle, a Swiss heritage site in Thun