Robert Downey Jr., wife welcome baby boy Exton Elias

Robert Downey Jr. and his wife Susan Downey.

Robert Downey Jr. is a proud papa again.

A rep confirmed that the actor's wife Susan gave birth to son Exton Elias Downey on Tuesday morning. The baby boy weighed in at 7 pounds, 5 ounces and is 20 inches long.

"Everyone is healthy and they couldn’t be happier," People magazine quotes a friend of the couple as saying. It's the first child for Susan Downey, 38.

The "Sherlock Holmes" star, 46, has a son, 18-year-old Indio, from his previous marriage.

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