Irvine Heinly Page (January 7, 1901 – June 10, 1991) was an American physiologist who played an important part in the field of hypertension for almost 60 years while working at the Cleveland Clinic as the first Chair of Research.

[5] After completing his internship, Page then performed research in physical chemistry at Woods Hole and then New York.

With the coming rise to power of Hitler, Page left Munich in 1931 to work with Donald Van Slyke at The Rockefeller Institute for Medical Research in New York City.

Page then moved back to Indianapolis as Director of the Laboratory for Clinical Research at Eli Lilly at City Hospital.

Page lived in Cleveland, OH with his wife and children, summering in Hyannis Port on Cape Cod.