Langweiler is an archaeological site situated in the Merzbach Valley on the Aldenhovener Plateau of western Germany. Systematic excavations have revealed evidence of 160 houses from eight distinct settlement sites, plus three enclosures and a cemetery, belonging to the period 5300-4900 BC. The site is a key region for understanding the nature of the earliest farming societies in west-central Europe ( Bandkeramik era).
Langweiler may refer to:
- Langweiler (archaeological site), a former village and archaeological site near Aldenhoven, Germany
- Langweiler, Birkenfeld, a municipality in the district of Birkenfeld, Rhineland-Palatinate, Germany
- Langweiler, Kusel, a municipality in the district of Kusel, Rhineland-Palatinate, Germany