Ariel Sharon was the son of Shmuel Scheinerman; Amiri Baraka was born LeRoi Jones.

Uri Avnery was born Helmut Ostermann; Benjamin Netanyahu's father was born Benzion Mileikowsky; Louis Farrakhan was Louis Eugene Wolcott; Malcolm X was Malcolm Little; Muhammad Ali was Cassius Clay.  Martin David (Meir) Kahane passed, as "Michael King".
The differences come after.

repeat:

"The disengagement is actually formaldehyde," he said. "It supplies the amount of formaldehyde that is necessary so there will not be a political process with the Palestinians."

Sabra and Shatila

How Ariel Sharon Shaped Israel’s Destiny