Johannes Fried (born 23 May 1942, in Hamburg) is a German historian and mediaevalist.
Fried studied at the University of Heidelberg, where he obtained his doctorate in 1970 and his habilitation in 1977.
He was professor at the University of Cologne 1980-1983 and holds the Chair of Mediaeval History at the University of Frankfurt am Main since 1983.
He has been visiting Fellow at the Institute for Advanced Study in Princeton 1995-1996.
Fried is a member of several learned societies and was president of the Verband der Historiker und Historikerinnen Deutschlands (German Society of Historians) 1996-2000.