Meaning and Name Origin
Zadok \z(a)-dok\ as a boys' name is pronounced ZAY-dok. It is of Hebrew origin, and the meaning of Zadok is "just, righteous". Biblical: a priest who showed great courage during the reigns of the first three kings of Israel.
Zadok is an uncommon given name for males. Zadok is an equivalently rare last name too for all people. (2000 U.S. Census)
Charted below is the baby name popularity of Zadok for boys. Zadok has yet to make it into the Top 1000 so far. (2014 Birth Statistics)