13.2 million. According to a report published by the Jewish People Policy Planning Institute in 2008, as of 2007 the total number of Judaism adherents (or Jews) worldwide is estimated to be at 13.2 million. read more
That's a difficult question to answer, because not every country keeps track of such things, and not every Jew chooses to admit such things, particularly in countries where Jews are persecuted. read more
Followers of Judaism are known as the "Jewish" or "Jews." The religion is based on belief in the God of Abraham, who Jews believe made an agreement with the patriarch that his descendants would dwell in the promised land of Canaan. read more