Mildred Cohn (July 12, 1913 – October 12, 2009) was an American biochemist who furthered understanding of biochemical processes through her study of chemical reactions within animal cells.
She was a pioneer in the use of nuclear magnetic resonance for studying enzyme reactions, particularly in Adenosine triphosphate (ATP).She received the nation's highest science award, the National Medal of Science, in 1982, and was inducted in the National Women's Hall of Fame.