Sienna Miller and M&S have your cool-girl autumn wardrobe covered
![Sienna Miller and M&S have your cool-girl autumn wardrobe covered](https://hips.hearstapps.com/hmg-prod/images/sienna-miller-x-m-s-1-64f85f50570bf.png?crop=0.888888888888889xw:1xh;center,top&resize=1200:*)
![](https://static.independent.co.uk/2023/09/06/11/ms%20loafers%20.jpg)
Sienna Miller X M&S has landed for your autumn wardrobe
Sienna Miller's Missoma earrings are a must-have for the new season
![](https://cdn.mos.cms.futurecdn.net/whowhatwear/posts/302993/marks-and-spencer-autumn-outfits-302993-1693995906009-square-1200-80.jpg)
4 Stylish Autumn Outfits Entirely From Marks and Spencer
![](https://hips.hearstapps.com/hmg-prod/images/check-relaxed-2-button-blazer-heritage-75-t591448j-64f73c1f1d037.png?crop=1xw:1xh;center,top&resize=640:*)
Sienna Miller M&S: Sienna Miller's the new face of Marks & Spencer autumn fashion
![](https://static.independent.co.uk/2023/09/06/11/sienna%20miller%20coat.jpg)
Sienna Miller X M&S has landed for your autumn wardrobe
![](https://hips.hearstapps.com/hmg-prod/images/sienna-miller-x-m-s-1-64f85f50570bf.png?crop=0.888888888888889xw:1xh;center,top&resize=1200:*)
Sienna Miller and M&S have your cool-girl autumn wardrobe covered
![](https://images.hellomagazine.com/horizon/43/e9908af72ff1-image007.jpg)
Sienna Miller x Marks & Spencer: Introducing the ultimate cool-girl
![](https://hips.hearstapps.com/hmg-prod/images/sienna-miller-x-m-s-4-64f866635a6f0.png)
Sienna Miller and M&S have your cool-girl autumn wardrobe covered
![](https://hips.hearstapps.com/hmg-prod/images/tubular-shoulder-bag-35-t011126z-64f741877e0b2.png?crop=1xw:1xh;center,top&resize=640:*)
Sienna Miller M&S: Sienna Miller's the new face of Marks & Spencer
![](https://i2-prod.ok.co.uk/incoming/article30884625.ece/ALTERNATES/s1200/2_1.jpg)
I'm a Fashion Editor and these are my picks from Sienna's range at
![](https://cdn.getthegloss.com/files/2023/09/d287f830-4d76-11ee-af13-5198cc8ba739-Sienna%20Miller%20x%20M%26S%20Autumn-%20the%20capsule%20wardrobe%20collection%20everyone%E2%80%99s%20going%20crazy%20for.png)
Sienna Miller x M&S Autumn: the capsule wardrobe collection everyone's going crazy for