Johann (Hans) Hermann Schrader (15 February 1869, Stolp – 5 November 1948, Berlin) was a German classical archaeologist and art historian.
After obtaining his doctorate, he, along with Theodor Wiegand, received a travel grant from the German Archaeological Institute (DAI).
Subsequently, he relocated to Athens, where under the leadership of Wilhelm Dörpfeld, he took part in excavations at the Athenian Acropolis.
[1] From 1899 to 1901 he worked as an assistant director of Berlin museums, afterwards serving as second secretary of the German Archaeological Institute at Athens (1901–05).
[1] Schrader made significant contributions towards the reconstruction of Pergamon Altar as well as to the final assembly of the so-called "Kritios Boy" of the Athenian Acropolis.