Happy St. Patrick's Day! 10 Hot Celebs You Didn't Know Are Irish


Mariah Carey
See whose ancestry traces back to the Emerald Isle.

Just like us, many stars will be rocking green or "Kiss me, I'm Irish" buttons this St. Patrick's Day.

But you might be surprised to discover which celebrities actually have Irish roots — and maybe the ability to down a pint like it's nothing.

From one Oscar winner to three pop stars, plus one Commander-in-Chief, here are the 10 hottest celebrities who have the luck o' the Irish on their side. VIEW THE GALLERY: 10 Hot Celebs You Didn't Know Are Irish

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