Herman Yablokoff (August 11, 1903 – April 3, 1981, Yiddish: ??????? ????????????, Russian: ?????? ???????, born Chaim Yablonik, ???? ???????), sometimes written Herman Yablokov, Herman Yablokow, etc., was a Belarusian-born Jewish American actor, singer, composer, poet, playwright, director and producer who became one of the biggest stars in Yiddish theatre.