Franz Heritsch (26 December 1882 in Graz – 17 April 1945 in Graz) was an Austrian geologist and paleontologist, known for his studies of the Paleozoic of the Eastern Alps.
From 1902 to 1906 he studied at the University of Graz, and following graduation, worked as a middle school teacher in Graz. In 1909 he obtained his habilitation, and later on, served as an associate (1921–24), and full professor (1924–45) of geology and paleontology at the University of Graz. He was a member of the Austrian Academy of Sciences.[1][2]