Kandel,
Eric R. Katz,
Bernard Kendall,
Edward (Calvin) Kendrew,
John Krebs,
Hans Khorana,
Har Gobind Kitasato,
Shibasabur Koch,
Robert Kocher,
Emil Theodor Köhler,
Georges J.F. Koller,
Carl Kornberg,
Arthur Kossel,
Albrecht Krebs,
Edwin G. Krogh,
Schack August Steenberg