Arrival Date: July 22, 2013 It's...a boy! His name is Prince George Alexander Louis. And baby makes...three! This is the first child for the Duke and Duchess of Cambridge, who famously tied the knot in April 2011. Birth Announcement: The royal baby is finally here! The Palace announced the news that Kate and William had welcomed a son. The press release stated that the prince was born at 4:24 p.m., weighing 8 lbs., 6 oz., after 14 hours of delivery.