Jan Antonovich Berzin

Jan Antonovich Berzin (Russian: Ян Антонович Берзин, Yan Antonovich Berzin, Latvian: Jānis Bērziņš, alias Ziemelis; 11 October 1881 – 29 August 1938) was a Latvian village teacher, later Bolshevik revolutionary, journalist and Soviet diplomat. He was Ambassador of the Soviet Union to Austria between 1925 and 1927. He was executed during the Great Purge and posthumously rehabilitated in 1956.