Jamie-Lynn Sigler and Cutter Dykstra

Former Sopranos star Jamie-Lynn Sigler and her fiancé, MLB player Cutter Dykstra, welcomed a baby boy on Wednesday, People reports.

The baby, named Beau, is the first child for the couple, who announced their engagement in January.

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Sigler, 32, said in April that the unplanned pregnancy, which she and Dykstra, 24, announced two weeks after their engagement, "threw us for a  loop."