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    22 Celebrities Who Changed Their Names Once They Became Famous

    You'll be surprised.

    1. Jamie Foxx

    2. Katy Perry

    3. Louis C.K.

    4. Olivia Wilde

    5. Bruno Mars

    6. Stevie Wonder

    7. Natalie Portman

    8. Ben Kingsley

    9. Tina Fey

    10. Albert Brooks

    11. Helen Mirren

    12. Faith Hill

    13. Alicia Keys

    14. Vin Diesel

    15. Calvin Harris

    16. Elton John

    17. John Legend

    18. Jack Black

    19. Miley Cyrus

    20. Michael Caine

    21. Frank Ocean

    22. Diplo

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