Hardenberg (disambiguation)
Places
- Hardenberg
- Hardenberg is a municipality and city in Overijssel, Netherlands
- Nörten-Hardenberg, a municipality in Lower Saxony, Germany
- Hardenberg Castle, ruin at Nörten-Hardenberg, ancestral seat of the lower-saxonian House of Hardenberg
- Schloss Hardenberg, castle once owned by the westphalian House of Hardenberg in the German town of Velbert
- Neuhardenberg, community in Brandenburg, Germany. Formerly residence of the Prussian statesman Prince Karl August von Hardenberg
- Hardenburg
- Hardenburg, California, United States
- Hardenburgh
- Hardenburgh, New York
- Hardenbergh Hall, Rutgers University
- Hardenburgh Avenue Bridge, Demarest, New Jersey
- Hardenburgh, Indiana (now known as Hayden)