Tschermak-Seysenegg
Tschermak-Seysenegg is a family name for the following people:
- Armin Tschermak-Seysenegg (1870–1952), Austrian physiologist
- Erich Tschermak-Seysenegg (1871–1962), Austrian geneticist, farmer and botanist
- Gustav Tschermak , Edler von Seysenegg (1836–1927), Austrian mineralogist