Jerome Karle (1918- ) American chemist, crystallographer and winner of the 1985 Nobel Prize in Chemistry
Paul Karrer, (1889–1971), Swiss chemist, 1937 Nobel Prize in Chemistry
Karl Wilhelm Gottlob Kastner (1783–1857)
Friedrich August Kekulé von Stradonitz, (1829–1896), German organic chemist
Edward Calvin Kendall (1886-1972) American chemist, winner of 1950 Nobel Prize in Medicine
John C. Kendrew (1917-1997) British biochemist, winner of 1962 Nobel Prize in Chemistry
Frederick George Keyes (1885-1976) Canadian-American physical chemist
Charles Glen King (1896-1988) American biochemist, discovered ascorbic acid or vitamin C
Aaron Klug (1926- ) British chemist, biophysicist, winner of 1982 Nobel Prize in Chemistry
Emil Knoevenagel, (1865–1921)
Friedrich Wilhelm Georg Kohlrausch (1840-1910), German physical chemist, electrolytes
Adolph Wilhelm Hermann Kolbe, (1818–1884)
Izaak Kolthoff, (1894–1993) Father of Analytical Chemistry
Hermann Franz Moritz Kopp (1817-1892) German chemist and historian
Arthur Kornberg (1913-2007) American biochemist, 1959 Nobel Prize in Medicine
Aleksandra Kornhauser, (born 1926), chemist
Albrecht Kossel (1853-1927) German chemist and physician, winner of 1910 Nobel Prize in Medicine
Hans Adolf Krebs (1900-1981) German biochemist, winner of 1953 Nobel Prize in Medicine
Harold Kroto, (born 1939), English chemist, 1996 Nobel Prize in Chemistry
Richard Kuhn (1900–1967), Austrian-German biochemist, winner of 1938 Nobel Prize in Chemistry
Stephanie Louise Kwolek (1923- ) American polymer chemist, inventor of Kevlar
