The heir has arrived! As the world welcomes Prince William and Kate Middleton's new son, take a look back at the most anticipated babies of all time, according to Time magazine.
The Royal Baby (born July 22, 2013) -- Son of Prince William and the Duchess of Cambridge.
North West (born June 15, 2013) -- Daughter of Kanye West and Kim Kardashian.
Blue Ivy Carter (born January 7, 2012) -- Daughter of Beyonce and Jay-Z.
Shiloh Jolie-Pitt (born May 27, 2006) -- Daughter of Brad Pitt and Angelina Jolie.
Suri Cruise (born April 18, 2006) -- Daughter of Tom Cruise and Katie Holmes.
Prince William (born June 21, 1982) -- Son of Prince Charles and Princess Diana.
Louise Brown (center, born July 25, 1978) -- Daughter of Lesley and John Brown; first baby born via in vitro fertilization.
John F. Kennedy, Jr. (born Nov. 25, 1960) -- Son of President John Kennedy and first lady Jackie.
Princess Caroline (born Jan. 23, 1957) -- Daughter of Grace Kelly (right) and Prince Rainier II of Monaco.
Desi Arnaz Jr. (born Jan. 19, 1953) -- Son of Lucille Ball and Desi Arnaz.
Charles Lindbergh, Jr. (born June 22, 1930) -- Son of famous aviator Charles Lindbergh and Anne Morrow.
Esther Cleveland (born Sept. 9, 1893) -- Daughter of President Grover Cleveland and first lady Frances Folsom Cleveland; also the first and only child born in the White House.
Alfonso XIII (born May 17, 1886) -- Son of Alfonso XII and Maria Christina of Austria, becoming king of Spain the day he was born (his father died the previous year).
Henry VI (born Dec. 6, 1421) -- Son of King Henry V and Catherine of Valois, becoming England's youngest king at 8 months old upon his father's death.
Shapur II (born 309) -- Son of Persian King Hormizd II, whose three other children were killed after he died, according to Persian legend. The throne was then reserved for the unborn child of one of Hormizd's wives -- Shapur II.