David E. Bloom, Ph.D. (born October 16, 1955) is an American author, professor, economist, and demographer. He is Professor of Economics and Demography at the Harvard School of Public Health, and director of the Program on the Global Demography of Aging. Bloom has written and published over 250 articles and books focusing on health, demography, education, and labor. He has been a contributing editor of American Demographics and an associate editor of the Review of Economics and Statistics.