Stelzl
Stelzl is the family name of the following people:
- Barbara Stelzl-Marx (* 1971), Austrian historian and university lecturer
- Hans-Joachim Stelzl (* 1945), German administrative lawyer and director at the German Bundestag
- Ingeborg Stelzl (* 1944), Austrian psychologist and university professor
- Leo Stelzl (1897–1949), Austrian writer