Sienna Miller wore a baby-blue velvet dress to be her sister 's

For Savannah Miller’s wedding, maid-of-honor Sienna Miller wore an ice-blue ’90s slip. Vogue gets an exclusive first look at the dresses for the wedding.

Sienna Miller Makes First Appearance Post-Baby at Chloé Show: See Her Look!

Sienna Miller Wore a Baby-Blue Velvet Minidress to Be Her Sister's Maid Of Honour

From Sienna Miller to Jodie Turner-Smith: All of the best (and most daring) looks at Vogue World

See New Savannah Miller Wedding Dresses From Bridal Fashion Week

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Style Notes: Sienna Miller's perfect striped summer suit

Sienna Miller stuns in red Johanna Ortiz maxi dress at Jennifer Lawrence's Rhode Island wedding

Sienna Miller in blue gown on Cannes Film Festival final night

From Sienna Miller to Jodie Turner-Smith: All of the best (and most daring) looks at Vogue World - Yahoo Sports

Sienna Miller exudes boho chic at A Spy Among Friends premiere in a suede leather button-up blouse