Eduard von Toll (1858–1902), geologist and explorer (Russia) Economists and sociologists August Johann Gottfried Bielenstein (1826–1907), linguist, folklorist, ethnographer and theologian Dominic Lieven (born 1952), political scientist (London School of Economics, United Kingdom) Paul von Lilienfeld (1829–1903), social scientist Heinrich Freiherr von Stackelberg (1905–1946), economist (Germany) Historians and archeologists Georg Dehio (1850–1932), art historian Paul Einhorn (died 1655), historian (Latvia) Gustav von Ewers (1779–1830), legal historian and scholar (Russia) Jean Baptiste Holzmayer (1839–1890), teacher, archeologist and folklorist (Estonia) Otto Magnus von Stackelberg (1786–1937), archaeologist, writer, art historian and painter Kurt Zoege von Manteuffel (1881–1941), art historian Richard Otto Zöpffel (1843–1891), theologist and church historian Linguists and ethnographers Nikolai Anderson (1845–1905), philologist Walter Anderson (1885–1962), folklorist August Johann Gottfried Bielenstein (1826–1907), linguist, folklorist, ethnographer and theologian Peter A. Boodberg (1903–1972), sinologist (United States) Emil Bretschneider (1833–1901), sinologist Johann Christoph Brotze (1742–1823), pedagogue and ethnographer Elena Lieven (b. 1947), psycholinguist and cognitive scientist (United Kingdom) Leopold von Schrenck (1826–1894), zoologist, geographer and ethnographer (Russia) Alexander von Staël-Holstein (1877–1937), orientalist, sinologist, sanskritologist (Estonia) Vasily Vasilievich Struve (1889–1965), orientalist (Soviet Union) Jakob von Uexküll (1864–1944), biologist and semiotician (Germany) Thure von Uexküll (1908–2004), semiotician (Germany) Alexander Vostokov (1781–1864), philologist (Russia) Edgar de Wahl (1867–1948), linguist (Estonia) Ferdinand Johann Wiedemann (1805–1887), linguist (Estonia) Gero von Wilpert (1933–2009), writer and literary scientist Mathematicians Oskar Anderson (1887–1960), mathematician and statistician Georg Cantor (1845–1918), mathematician (Germany) Edgar Krahn (1894–1961), mathematician Theodor Molien (1861–1941), mathematician Magnus Georg Paucker (1787–1855), astronomer and mathematician Erhard Schmidt (1876–1959), mathematician Otto Schmidt (1891–1956), mathematician, astronomer, geophysicist (Soviet Union) Physicians and psychologists Ernst von Bergmann (1836–1907), surgeon (Germany) Eugen Bostroem (1850–1928), pathologist Arthur Böttcher (1831–1889), pathologist and anatomist Isidorus Brennsohn (1854–1928), doctor of medicine and biographer Karl Gottfried Konstantin Dehio (1851–1927), internist and pathologist Karl Eichwald (1795–1876), geologist and physician (Russia) Johann Friedrich von Eschscholtz (1793–1831), biologist, physician and explorer (Russia) Woldemar Kernig (1840–1917), physician Karl Wilhelm von Kupffer (1829–1902), anatomist Elena Lieven, psycholinguist and cognitive scientist (United Kingdom) Werner Zoege von Manteuffel (1857–1926), medical surgeon Georg von Oettingen (1824–1916), ophthalmologist Friedrich Parrot (1791–1841), biologist and medical scientist Zacharias Stopius ( 1535 – end of the 16th or early 17th century), doctor and astronomer Thure von Uexküll (1908–2004), semiotician (Germany) Eduard Georg von Wahl (1833–1890), surgeon Justus Heinrich Wigand (1769–1817), obstetrician Peter Ernst Wilde (1732–1785), physician and journalist Physicists Heinrich Lenz (1804–1865), physicist Arthur von Oettingen (1836–1920), physicist, meteorologist and music theorist Georg Wilhelm