It’s official! The royal baby’s name is George Alexander Louis, Kensington Palace announced July 24, 2013. The baby's official title is His Royal Highness Prince George of Cambridge. Prince George’s proud parents, Prince William and Kate Middleton, introduced him to the world outside of St. Mary’s Hospital’s Lindo Wing in London the day after his birth on July 22, 2013, at 4:24 p.m. London time. He weighed 8 pounds, 6 ounces, according to an official announcement from the palace four hours after the birth.