Guido Kaschnitz von Weinberg (28 June 1890 in Vienna – 1 September 1958 in Frankfurt am Main) was an Austrian-German archaeologist and art historian.
He studied at the University of Vienna, where one of his influences was art historian Max Dvořák.
From 1910 to 1913 he took part in excavations in Dalmatia and participated in study trips to Greece, North Africa and Egypt.
[1] From 1923 he worked in Rome, where he conducted research at the German Archaeological Institute (DAI) and cataloged ancient Greek art at the Vatican.
In 1953 he was named director of the DAI in Rome, where he resumed publication of the "Römische Mitteilungen", a journal that had been in hiatus since 1944.