Hellmut Diwald (13 August 1924 – 26 May 1993) was a German historian and Professor of Medieval and Modern History at the University of Erlangen-Nuremberg from 1965 to 1985.
He was originally from southern Moravia, the son of an Austrian engineer and a Czech mother, and went to school in Prague before the family relocated to Nuremberg in Bavaria in 1938.
In 1965, he was appointed as Professor of Medieval and Modern History at the University of Erlangen-Nuremberg, where he taught until his retirement in 1985.
Fünf Jahrtausende Weltgeschichte in Darstellungen und Dokumenten, a history of humankind during the last 5000 years in six volumes, in 1990.
He was married to Susanne Diwald, a scholar of Islamic studies who also taught at the University of Erlangen (until 1989).