Elaine Lucille Larson (born April 27, 1943) is an American infectious disease specialist. As a Professor of Epidemiology at the Columbia University Mailman School of Public Health, she has published four books and more than four hundred articles on the subjects of infection prevention and control, disease epidemiology, and related issues. In 2017, Larson was named a "Living Legend" by the American Academy of Nursing, the Academy's highest honor.