Gengler
Gengler is the surname of the following people:
- Adam Gengler (1799–1866), cathedral dean and professor of church history and canon law
- Heinrich Gottfried Philipp Gengler (1817–1901), German lawyer and Erlangen university professor
- Josef Gengler (1863–1931), Bavarian ornithologist
- Karl Gengler (1886–1974), German politician
- Ludwig Franz Gengler (1902–1946), a German publicist and politician