Ever wondered how Sienna Miller rose to stardom? Born in New York City on December 28, 1981, Sienna Miller and her family moved across the sea to Britain when she was less than two years old. Following her parent’s divorce, she was sent to the Heathfield School in Berkshire, a prestigious girl’s boarding school that churned out artists, politicians, and English royalty. It was here that Sienna began showing her first signs of rebelliousness as she was chastised for smoking and drinking on the premises. Following graduation, she returned to New York City at the age of 18. For more interesting facts you must read her biography. Grab your biography book now!