Hans Sachs (6 June 1877, Kattowitz (Katowice) – 25 March 1945, Dublin), was a German serologist.
[1] Sachs studied at the universities of Freiburg, Breslau (Wrocław) and Berlin.
In 1920, he moved to Heidelberg, where he served as professor of the Institute for Immune and Serum Research and director of the scientific department of the Institute for Experimental Cancer Research.
[2] In 1935, he was expelled from the Institute and the University as part of the Nazi campaign to purge all Jews from academia.
He fled Germany to Oxford in 1938 and later settled in Dublin, where he died in 1945.