Georg Katzer (10 January 1935 – 7 May 2019) was a German composer. He is best known for helping electronic new music become popular in East Germany. He held leading roles in music organisations, first in the East, and later in the united Germany. He was student of Hanns Eisler and Leo Spies. He won many awards in his career. He was also a professor at the Academy of Arts, Berlin. He was born in Habelschwerdt, Lower Silesia.