Jamie-Lynn Sigler Gives Birth to Baby Boy

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Jamie-Lynn Sigler with fiance Cutter Dykstra

The "Sopranos" alum and her new son are "happy and healthy," the actress' rep tells THR.

Actress Jamie-Lynn Sigler is now a mom, having given birth to a baby boy on Wednesday, her rep confirms to The Hollywood Reporter.

"Mom and baby are happy and healthy!" Sigler's publicist added in an e-mail.

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The child is the first for Sigler and her baseball-player fiance Cutter Dykstra.

Sigler, best known for her role as James Gandolfini's character's daughter Meadow in The Sopranos, recently starred in NBC's now-canceled Guys With Kids.

Sigler and Dykstra announced they were expecting in February.