Ludwig Heydenreich
Ludwig Heydenreich is the name of the following people:
- Ludwig Heydenreich (theologian) (1773-1858), German theologian and song writer
- Ludwig Heydenreich (politician, 1805) (1805–1885), German physician and politician, MdL Nassau
- Ludwig Heydenreich (politician, 1822) (1822–1889), German lawyer and politician (NLP), MdR
- Ludwig Heinrich Heydenreich (1903–1978), German art historian