Trond Nordby (born 6 July 1943) is a Norwegian historian and political scientist.
He is now a professor in the Department of Political Science, University of Oslo,[1] having been promoted in 1995.
His background with health history shows in the 1989 biography of Karl Evang and his 1993 book chapter Det offentlige helsevesenet - en fagstyrets høyborg, about the technocracy in health management in Norway.
Variasjoner i Stortingets makt 1814-2004 (second edition 2004) focuses on the Norwegian Parliament and Constitution.
He has also synthesized social and political history, among others in the book Det moderne gjenombruddet i bondesamfunnet.