There is no one biggest person in Judaism. There have been thousands of leaders, teachers, and rabbis.
A member of Judaism is called a Jew or a Jewish person.
The religion is Judaism. A person who follows Judaism is Jewish.
Judaism does not have a centralized leadership.
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Abraham is known as the father of Judaism, but there is no person known as "the leader of Judaism".
Christians believe that Christ in the Messiah promised prophetically in the Old Testament. Judaism does not believe that Jesus in the Messiah.
Moses.
Nothing. Jews do not seek converts. If a person wishes to convert to Judaism, they are permitted to do so, but Judaism teaches that Judaism should not be proselytized.
No. Judaism teaches that suffering should be avoided.
A Jewish person is of Hebrew descent and practices Judaism.
no
Abraham.