Cyrus the GreatCyrus the Great - Founder of the ancient Persian Empire and conqueror of Babylon.  The Prophet Isaiah mentions him by name before he was even born (Isaiah 45:1).  He released the Jews from exile, allowing many of them to return to Jerusalem.

 

"'Thus says Cyrus king of Persia, "The Lord, the God of heaven, has given me all the kingdoms of the earth and He has appointed me to build Him a house in Jerusalem, which is in Judah"'" (Ezra 1:2, NASB)