Arcadi Aleksandrovich Gaydamak (Hebrew: ????? ???????????' ??????; Russian: ??????? ????????????? ????????; born 8 April 1952 in Moscow, USSR) is a Russian-born French-Israeli businessman, philanthropist, and President of the Congress of Jewish Religious Communities and Organizations of Russia (KEROOR).
He emigrated to Israel at the age of 20 and lived on a kibbutz, then moved to France and opened a translation bureau.