Among our more famous locals, actress Natalie Portman attended Syosset...

Among our more famous locals, actress Natalie Portman attended Syosset High School. Credit: Getty Images / Pascal Le Segretain

Long Islanders are extremely proud of their homegrown stars.

But is there any chance you shared a third-grade classroom or a summer lifeguard assignment with someone who found fame, and you don't even know it?

It's possible, considering that many haven't taken their given names into their careers.

Click on the link above to take a quiz and see if you can figure out what their birth certificates actually say.

On the latest episode of "Sarra Sounds Off," Newsday's Gregg Sarra and Matt Lindsay take a look top boys and girls basketball players on Long Island. Credit: Newsday

Sarra Sounds Off, Ep. 15: LI's top basketball players On the latest episode of "Sarra Sounds Off," Newsday's Gregg Sarra and Matt Lindsay take a look top boys and girls basketball players on Long Island.

On the latest episode of "Sarra Sounds Off," Newsday's Gregg Sarra and Matt Lindsay take a look top boys and girls basketball players on Long Island. Credit: Newsday

Sarra Sounds Off, Ep. 15: LI's top basketball players On the latest episode of "Sarra Sounds Off," Newsday's Gregg Sarra and Matt Lindsay take a look top boys and girls basketball players on Long Island.

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