Frauendorfer, the son of a lawyer, completed his school career at the humanistic Ludwigsgymnasium in Munich in 1928 with the
Abitur. He then studied economics, newspaper studies and law at the universities of Munich, Berlin and Erlangen, graduating in October 1931. He then worked as a legal trainee at the Munich District Court. At the beginning of 1933 he received his doctorate in law with his dissertation "Self-defense against Law Enforcement Officers". == The National Socialist era ==