Sienna wore her platinum blonde hair down loose in gentle beach waves and opted for a natural yet polished beauty blend. A ...

Sienna Miller styled a stunning lace maxi dress with an oh-so chic leopard print coat back in 2013, and we still love the ...

In summer of this year, Sienna Miller launched the ultimate Boho-chic clothing line at M&S, with most pieces selling out within hours. Following its success, the 42-year-old actor has released a ...

In June, the women of Britain went mad for Sienna Miller’s first collaboration with M&S – a 29-piece range which offered the ...

Sienna Miller, on the other hand, took a decidedly more low-key approach. The actor attended the Casamigos Tequila Haunted House Halloween event at Jack Solomons in London alongside her partner Oli ...

The actor's Halloween costume was a far cry from her signature boho-chic ensembles, made up of a sheer black lace bodysuit ...

There’s no one that does undone, relaxed chic like the Brits,” Sienna Miller said recently. “I think it’s something to do ...

Following the immense success of Sienna Miller 's boho-inspired M&S collaboration collection that was released earlier this ...

Calling all fashion fans, Sienna Miller has just collaborated on *another* collection with Marks & Spencer!

The department store chain will update the market, providing insight into consumer confidence ahead of the critical Christmas ...

Always the best advertisement for her own brand, Sienna Miller has already been spotted wearing a three-piece suit from her new Marks & Spencer collection, which launches today.

In summer of this year, Sienna Miller launched the ultimate Boho-chic clothing line at M&S, with most pieces selling out within hours. Following its success, the 42-year-old actor has released a ...