We're obsessed with the Sienna Miller x M&S collab - here are the 9 best pieces

Sienna Miller has teamed up with Marks & Spencer to front its latest autumn/winter 2023 collection, these are our favourite looks

Sienna Miller collaborates with M&S on the ultimate cool-girl

Sienna Miller x M&S: The Best Pieces To Shop

Sienna Miller Is The New Face Of Marks And Spencer For Autumn 2023

Sienna Miller Is The New Face Of Marks And Spencer For Autumn 2023

Sienna Miller M&S: Sienna Miller's the new face of Marks & Spencer

Sienna Miller and M&S have your cool-girl autumn wardrobe covered

Sienna Miller M&S: Sienna Miller's the new face of Marks & Spencer

Self-Portrait's Party Capsule Is Now Available On MyTheresa

Fashion Finder Daily Mail Online

Sienna Miller Is The New Face Of Marks And Spencer For Autumn 2023

Sienna Miller x M&S Autumn: the capsule wardrobe collection

Self-Portrait's Party Capsule Is Now Available On MyTheresa

Sienna Miller partners with Marks & Spencer on its autumn range