Reuss is a surname. Notable people with the surname include:
Adolph Reuss (1804–1878), a German herpetologistAlbert Franz Theodor Reuss (1879–1958), a German herpetologist and entomologistAllan Reuss (1915–1988), a musicianAugust Emanuel von Reuss (1811–1873), a Bohemian-Austrian geologist and paleontologistAugust Leopold von Reuss (1841–1924), Bohemian-Austrian ophthalmologistEdouard Guillaume Eugène Reuss (1804–1891), a theologianHenry S. Reuss (1912–2002), an American CongressmanIsabel Reuss (born 1962), a Mexican freestyle swimmerJerry Reuss (born 1949), an American baseball playerTheodor Reuss (1855–1923), an occultist