January Jones is a new mom!
The "Mad Men" actress welcomed a baby boy, named Xander Dane Jones, on Tuesday, her rep confirmed to People.
Both mom and baby are "doing great," the rep told the mag.
The "X-Men: First Class" actress confirmed she was expecting back in April. She has not commented on the father of the child.
Xander is January's first child.
A rep for the actress did not immediately respond to a request for comment from Access Hollywood.
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