Sydney Doel was born on September 14, 2003, making them 3,656 days old or 121 months old. Their Chinese zodiac animal is the sheep. Important events that occurred on Sydney's birthday include the British Empire adopting the Gregorian calendar in 1752 and President William McKinley dying after an assassination attempt in 1901, being succeeded by Theodore Roosevelt. The name Sydney is ranked #916 for boys and #831 for girls in terms of popularity.