Lauth is a surname. Notable people with the surname include:
Benjamin Lauth (born 1981), German footballer Bernard Lauth (1820–1894), American steel industry businessman Ernest Alexandre Lauth (1803–1837), French anatomist Franz Joseph Lauth (1822–1895), German Egyptologist Frieda Lauth (1879–1949), South African botanical artist Thomas Lauth (1758–1826), French anatomist
See also Lauth (Königsberg), a former quarter of Königsberg, Prussia