KNIGHT, Jonathan, surgeon, born in Norwalk, Connecticut, 4 September, 1789; died in New Haven, Connecticut, 25 August, 1864. His father, Jonathan, after serving as surgeon's mate in the Revolutionary war, was a physician in Norwalk for nearly fifty years. The son was graduated at Yale in 1808, during the next two years taught in Norwalk and New London, Connecticut, and in 1810 returned to Yale as tutor. He attended medical lectures in the University of Pennsylvania in 1811-'13, was licensed to practise in 1811, settled in New Haven in 1813, and was appointed professor of anatomy and physiology in Yale. He was transferred to the chair of surgery in 1838, and, resigning in 1864, was appointed professor emeritus, he was president of the American medical association in 1853-'4, and also for many years of the board of directors of the General hospital of Connecticut, and throughout this period was either an attending or consulting surgeon to the hospital. In 1864 he was influential in establishing at New Haven the military hospital that bore his name. A sketch of his life was published by Dr. Francis Bacon (New Haven, 1865).