Can You Guess The Celebrity From Their Original Name?

From athletes to actors, plenty of celebrities change their names before they make it big. How well do you know these less-than-famous birth names?
Norma Jeane Mortenson was the birth name of which iconic blonde?
She was born Katy Hudson and became....
Which famous director was originally Mr. Allen Konigsberg?
Stefani Joanne Angelina Germanotta is better known as...
What name did the athlete Cassius Marcellus Clay Jr. take after converting to Islam?
He's tough and buff, and his mom calls him Mark Sinclair. He's...
Ella Maria LaniYelich-O’Connor got a much shorter name when she became
Peter Gene Bayot Hernandez became which pop sensation?
John Roger Stevens was reborn as performer...
So you didn't know many of these celebrity name changes. What's in a name, anyway?
Image: Olavtenbroek
Not bad! You're not an average pop culture consumer.
Do you work for the FBI? Because this is impressive.