Dümmler is a German surname:
- Ferdinand Dümmler (publisher) (1777–1846), German book seller and publisher
- Ernst Ludwig Dümmler (1830–1902), German historian; son of Ferdinand
- Georg Ferdinand Dümmler (1859–1896), German classical philologist and archaeologist; son of Ernst
- Ernst Ludwig Dümmler (1830–1902), German historian; son of Ferdinand