Paul Sabatier, (1854–1941), 1912 Nobel Prize in Chemistry
Maks Samec, (1844–1889), Slovenian chemist
Frederick Sanger (1918- ) English biochemist, winner of 1958 Nobel Prize in Chemistry, winner of 1980 Nobel Prize in Chemistry
Carl Wilhelm Scheele, (1742–1786), Swedish chemist, discovered several elements
Christian Friedrich Schönbein (1799-1886), German chemist
Richard R. Schrock, (born 1945), 2005 Nobel Prize in Chemistry
Glenn T. Seaborg, (1912–1999), 1951 Nobel Prize in Chemistry
Nils Gabriel Sefström, (1787–1845), chemist
Emilio Segré (1905-1989) Italian-American physicist, winner of 1959 Nobel Prize in Physics, created first man made element
Francesco Selmi, (1817–1881), Italian chemist
Waldo Semon (1898-1999), American chemical engineer, inventor of vinyl
Nikolay Nikolayevich Semyonov, (1896–1986), physicist and chemist, 1956 Nobel Prize in Chemistry
Karl Barry Sharpless, (born 1941), 2001 Nobel Prize in Chemistry
John C. Sheehan (1915-1992), American organic chemist, first synthesis of penicillin
Oktay Sinanoglu, (born 1935), Turkish chemist
Jens C. Skou (1918- ) Danish biochemist, winner of 1997 Nobel Prize in Chemistry
Richard E. Smalley (1943-2005) American chemist, winner 1996 Nobel Prize in Chemistry
Michael Smith (1932-2000) British-Canadian biochemist, winner of 1993 Nobel Prize in Chemistry
Ascanio Sobrero (1812-1888) Italian chemist, inventor of nitroglycerin
Ernest Solvay (1838-1922) Belgian industrial chemist
S.P.L. Sørensen, (1868–1939), Danish chemist
Frederick Soddy, (1877–1956), British chemist, 1921 Nobel Prize in Chemistry
George Ernst Stahl (1660-1734) German chemist and physician, phlogiston theory of combustion
Wendell Meredith Stanley, (1904–1971), 1946 Nobel Prize in Chemistry
Branko Stanovnik, (born 1938), chemist
Jean Servais Stas (1813-1891) Belgian chemist
Hermann Staudinger, (1881–1965), polymer chemist, 1953 Nobel Prize in Chemistry
William H. Stein (1911-1980) American biochemist, winner of 1972 Nobel Prize in Chemistry
Fritz Strassmann (1902-1980) German chemist
Friedrich Stromeyer (1776-1835), German physician and chemist, discovered cadmium
James B. Sumner (1887-1955) American chemist, winner of 1946 Nobel Prize in Chemistry
Theodor Svedberg, (1884–1971), 1926 Nobel Prize in Chemistry
Richard Laurence Millington Synge (1914-1994) English chemist, winner of 1952 Nobel Prize in Chemistry
Albert Szent-Györgyi (1893-1986) Austrian biochemist, winner of 1937 Nobel Prize in Medicine
