25 of January Jones's Most Sizzling Editorials

Today is January Jones's 34th birthday, and to celebrate, we're taking a look at her most alluring magazine editorials. She may play an ice queen on TV, but there's no question about it: the Mad Men star is as hot as they come. From gracing the covers of W and GQ to serving as the face of Versace, the actress and new mom (son Xander was born in September) is on fire — and doesn't show any signs of slowing down. Click through to see 25 of January's sexiest spreads.

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