Peter Felix Ganz (3 November 1920 – 17 August 2006) was a German-born Germanist who emigrated to Britain in 1938, translated conversations of German nuclear scientists during Operation Epsilon in 1945, and became a professor at the University of Oxford.

Ganz attended the Realgymnasium in Mainz [de][1] but was forced to leave it since his family was classed as Jewish.

[2] After internment on the Isle of Man, he joined the Royal Pioneer Corps, then worked for the Combined Services Detailed Interrogation Centre (CSDIC) with Fritz Lustig.

[3] At the end of the war he worked at Farm Hall listening to the reactions of captured nuclear scientists including Heisenberg, Otto Hahn and others after the atomic bomb was dropped on Hiroshima.

[7] In 1973, he received the Großes Bundesverdienstkreuz in acknowledgement of his services in establishing scholarly exchange between English and German Germanists, and in 1993 an honorary doctorate of the University of Erlangen–Nuremberg.