This paper describes the attitude of the Czechoslovak Government-in-Exile to the destiny of Jews during WWII; it focuses on the assistance to Jewish refugees in exile, help provided to the Jewish victims of persecution in the territories occupied by the Nazi Germany and other activities of the Czechoslovak Government. The paper deals with the participation of Jewish representatives in the managing bodies of the Czechoslovak resistance movement abroad, especially in the State Council (Státní rada) in London, to which Arnošt Frischer was delegated as a representative of all Czechoslovak Jews.