Both Dakota and Elle go by their middle names! Dakota's first name is Hannah and Elle's is Mary.
SiaVia Getty ImagesDayaVia Getty ImagesAshley BensonVia Getty ImagesLordeVia Getty Images
Yep, that's actually Lorde.
Lana Del ReyKaty PerryAlicia KeysIggy Azalea
Katy Perry's last name is really Hudson.
Natalie Portman is in the tribe! Her given last name is Hershlag.
Miley CyrusVia Getty ImagesDemi LovatoVia Getty ImagesRihannaVia Getty ImagesPinkVia Getty Images
Yep, Miley's real name is Destiny Hope. She got the nickname Miley from her father Billy Ray for being so "smiley."
Jon HammVia Getty ImagesDenzel WashingtonVia Getty ImagesBryan CranstonVia Getty ImagesJamie FoxxVia Getty Images
Foxx changed his name early in his career because he thought having a more androgynous sounding name would help him get more stand up comedy gigs.
Blake LivelyReese WitherspoonLeighton MeesterCobie Smulders
Reese Witherspoon's real first name is Laura Jeanne. Reese is her mother's maiden name.
Julie SmithAnne MooreJulianne AndersonJulianne Smith
Moore changed her name from Julie Smith when she started acting because someone in the actor's guild was already using that name. So she took her mother's maiden name and her father's middle name and made "Julianne Moore."
Vincent DeanMark Sinclair VincentMarcus VincentVincent Allen
Diesel got his stage name while working as a bouncer at NYC nightclubs.
Portia de Rossi changed her name from Amanda Rogers at 15 to coincide with her coming out. She said the name felt more "stylish and sophisticated."
Chanel ImanVia Getty ImagesGigi HadidVia Getty ImagesCoco RochaVia Getty ImagesSuki WaterhouseVia Getty Images
Gigi Hadid's real name? Jelena Noura Hadid.
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