Best Oscar Dresses Of All Time

Sienna Miller

Sienna Miller made one of her first major Hollywood outings on the arm of then-beau Jude Law at the 2004 Oscars. Wearing a dress by her favourite designer, and close friend, Matthew Williamson, she retained an air of her signature boho glamour with the emerald green gown, accessorising with a gold arm cuff and a Chloe beaded bag. The pair were one of Hollywood's hottest couples, before Nannygate hit in 2005. (2004)

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