Lias
Lias called
- in the regional geology of Western Europe traditionally the Lower Jurassic , in particular
- the Lias group of Great Britain and
- the lower of the three groups of the North German Jura
- in older literature synonymous with the Black Jura
- the first name of the Swedish ice hockey player Lias Andersson (* 1998)
Lias is the name or part of the name of French municipalities:
- Lias (Gers) in the Gers department
- Berbérust-Lias in the Hautes-Pyrénées department
- Lias-d'Armagnac in the Gers department