Kelley, Florence, 1859–1932, American social worker and reformer, b. Philadelphia, grad. Cornell, 1882, and Northwestern Univ. law school, 1894. Married in 1884 to a Polish doctor, Lazare Wishnieweski, she divorced him six years later and became a Hull House resident. A confirmed socialist and active in many reforms, Kelley devoted most of her energies toward securing protective labor legislation, especially for women and children. From 1899 she served for many years as director of the National Consumers League, which strove for industrial reform through consumer activity. Her writings include Ethical Gains through Legislation (1905) and Modern Industry (1914).

See J. Goldmark, Impatient Crusader (1953) D. R. Blumberg, Florence Kelley (1966) K. Sklar, Florence Kelley and the Nations Work (1995).