'Twilight's' Jackson Rathbone Welcomes Baby Boy

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The actor and his girlfriend, Sheila Hafsadi, became parents Thursday.

Twilight actor Jackson Rathbone is a new dad.

He and his girlfriend, Sheila Hafsadi, welcomed a baby boy named Monroe Jackson Rathbone VI on Thursday morning, his rep told Us Weekly. He weighed 8 pounds, 11 ounces.

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Rathbone reportedly met Hafsadi, a burlesque dancer, while touring with his band, 100 Monkeys.

"One of the greatest things I could expect to be in life is a father," Rathbone told Us Weekly in February. "I'm very excited!"

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Rathbone plays vampire Jasper Hale in the Twilight franchise. The fifth and final installment, Breaking Dawn -- Part 2, hits theaters Nov. 16. His credits also include The Last Airbender.