NEW YORK (AP) — Actor John Stamos is a father.

The 54-year-old announced on Instagram the birth of his son, Billy Stamos. Stamos says the child is named after the actor’s father.

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A post shared by John Stamos (@johnstamos)

Stamos says, “From now on, the best part of me will always be my wife and son.”

Stamos and 31-year-old Caitlin McHugh married in February.

His publicist says “Billy and Mom are both home and healthy.”

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