Baron Franz Nopcsa von Felso-Szilvás (also Baron Nopcsa von Felso-Szilvás, Baron Nopcsa, Ferenc Nopcsa, báró felsoszilvási Nopcsa Ferenc, Baron Franz Nopcsa, and Franz Baron Nopcsa) (May 3, 1877 – April 25, 1933) was an Austro-Hungarian-born aristocrat, adventurer, scholar, geologist, paleontologist and albanologist.
He is widely regarded as one of the founders of paleobiology, and first described the theory of insular dwarfism.
He was also a specialist on Albanian studies and completed the first geological map of northern Albania.