Museum Schloss Friedrichstein is a regional history museum located in Bad Wildungen, Hesse, Germany, housed in the historic baroque palace Schloss Friedrichstein.
The museum focuses on the cultural, aristocratic, and military history of the region of Hesse, with collections that reflect both court life and the military traditions associated with Hessian states such as the Grand Duchy of Hesse and earlier territorial formations.
A central feature of the museum is its military history collection, which includes uniforms, weapons, flags, and artifacts connected to Hessian regiments. These materials help illustrate the long tradition of Hessian military service within broader German and European conflicts, including the 18th and 19th centuries.
In addition to military exhibits, Schloss Friedrichstein presents courtly and aristocratic culture, including furnishings, portraits, and decorative arts associated with the noble families who resided in or were connected to the region.
The museum also serves as a regional historical archive and interpretive center, providing context on the political and social development of northern Hesse over several centuries.

