Altenglan is an Ortsgemeinde, or municipality, located in the Kusel district of Rhineland-Palatinate, Germany. It serves as a member of the Verbandsgemeinde Kusel-Altenglan, which is a type of collective municipality.
The area is recognized as a tourism community and holds geological significance. It is the namesake for the Altenglan Formation, a lithostratigraphic entity. Additionally, the site is known for paleontological discoveries, specifically the remains of Altenglanerpeton, a type of microsaur found within the region.