Friedenthal () may refer to:
Felix Pino von Friedenthal (1825–1906), Austrian civil servant and politician Karl Rudolf Friedenthal (1827–1890), Prussian statesman Markus Bär Friedenthal (1780/1–1859), Jewish merchant, landowner, writer Meelis Friedenthal (born 1973), Estonian writer Salomon Frenzel von Friedenthal (1560/64–1600), Silesian writer
See also (Anglicized) Lloyd Fredendall (1883-1963), American general