Sienna Miller was a model before she entered the film industry and became an actress in 2014 in New York City.
Sienna Miller/Pinterest
Some of the most expensive cars and real estate that she owns are...
Sienna Miller/Pinterest
audi tt
PRICE: $51.2K
Sienna Miller/Pinterest
lexusgs
PRICE: $52.4K
Sienna Miller/Pinterest
lexusis 250
PRICE: $45.5K
Sienna Miller/Pinterest
By calculating all of her assets and properties, her net worth is estimated to be around ...
Sienna Miller/Pinterest
NET WORTH
$18 MILLION
Sienna Miller/Pinterest
Sienna Miller and her sister Savannah Miller launched their own fashion business, Twenty8Twelve, in 2007 and quit after six years to pursue other interests.