Danylo Alpern was a prominent Ukrainian pathophysiologist, corresponding member of the Ukrainian SSR Academy of Sciences, Honored Scientist of the Ukrainian SSR, Doctor of Medicine, Professor, Head of the Department of Pathological Physiology at Kharkiv Medical Institute.

He was born on December 15, 1894 in Kharkiv in the family of landowner Ovsiy Alpern. The young man was a bright and diligent student. In 1913, he graduated from the 4th city gymnasium in Kharkiv with a gold medal and entered the medical faculty of Kharkiv Imperial University.