Stanley Lewis Engerman (born March 14, 1936) is an economist and economic historian at the University of Rochester. He received his Ph.D. in economics in 1962 from Johns Hopkins University. Engerman is known for his quantitative historical work along with Nobel Prize–winning economist Robert Fogel. His first major book, co-authored with Robert Fogel in 1974, was Time on the Cross: The Economics of American Negro Slavery.