[Jeanette X]

Jesus Christ was Yeshua ben-Miriam before his agent made him change his name. It sounded too Jewish. :/

(Celebirty names are to the left, birth names are to the right.)

Fred Astaire: Frederick Austerlitz
Mel Brooks: Mel Kaminsky
George Burns: Nathan Birnbaum
Sandra Dee: Alexandria Zuck
Goldie Hawn: Goldie Jean Studlendegehawn
Jerry Lewis: Jerome Levitch
Bob Dylan: Robert Zimmerman
Tony Randal: Leonard Rosenberg
Winona Ryder: Winona Laura Horowitz