Marie Krogh, née Jørgensen (25 December 1874 – 25 March 1943), was a Danish physician, physiologist and nutritionist.

Birte Marie Krogh was born on 25 December 1874 in Vosegaard, Denmark, one of only four of nine children in her family to survive to adulthood.

After Krogh graduated with her medical degree in 1907, the couple began their life-long collaboration with an expedition to Greenland to measure respiration and gas exchange in Inuit people, whose diet consisted almost exclusively of meat.

from the University of Copenhagen in 1914, only the fourth woman in Denmark to receive an advanced medical degree.

[1] After she developed diabetes in the early 1920s, the couple began researching insulin production and developed a profitable technique that allowed them to start a pharmaceutical company that spent its profits on physiological and endocrinological research.