Sienna Miller Hair - StyleBistro

Sienna Miller went for boho glamour with this loose bun at the Monte-Carlo Gala for Planetary Health.

Loose Bun

Sienna Miller

Sienna Miller looked oh-so-pretty with her boho waves at the La Mer by Sorrenti campaign.

Long Wavy Cut

Sienna Miller

Sienna Miller sported her signature boho waves at the Santos de Cartier watch launch.

Long Wavy Cut

Sienna Miller

Sienna Miller framed her face with boho waves for the premiere of 'The Lost City of Z.'

Long Wavy Cut

Sienna Miller

Sienna Miller looked lovely with her piecey waves at the LA premiere of 'Live by Night.'

Long Wavy Cut

Sienna Miller

Sienna Miller sported her signature boho waves at the 2020 Golden Globes.

Long Wavy Cut

Sienna Miller

Sienna Miller styled her hair into a classic bun for the Venice Film Festival Kineo Prize.

Classic Bun

Sienna Miller

Sienna Miller wore her hair in a subtly wavy style at the Louis Vuitton Fall 2018 show.

Long Wavy Cut

Sienna Miller

Sienna Miller looked punk-glam with her double-braided half-up hairstyle at the UK premiere of 'The Lost City of Z.'

Half Up Half Down

Sienna Miller

Sienna Miller looked youthful with her messy ponytail at the Golden Globes.

Ponytail

Sienna Miller

Sienna Miller stuck to her signature center-parted waves at the 2019 Hollywood Film Awards.

Long Wavy Cut

Sienna Miller

Sienna Miller looked boho-glam with her long, center-parted waves at the premiere of 'American Woman.'

Long Wavy Cut

Sienna Miller

Sienna Miller's updo at the 2018 Vanity Fair Oscar party was all about old-school elegance!

Retro Updo

Sienna Miller

Sienna Miller was sexily coiffed with this loose ponytail at the Berlinale International Film Festival premiere of 'The Lost City of Z.'

Loose Ponytail

Sienna Miller

Sienna Miller styled her hair into a sexy loose ponytail for the New York screening of 'Live by Night.'

Loose Ponytail

Sienna Miller

Sienna Miller framed her beautiful face with a gently wavy hairstyle for the 2019 LACMA Art + Film Gala.

Long Wavy Cut

Sienna Miller

Sienna Miller looked oh-so-pretty with her boho blonde waves at the Louis Vuitton Fall 2019 show.

Long Wavy Cut

Sienna Miller

Sienna Miller was a boho beauty with her long center-parted waves at the Burberry fashion show.

Long Wavy Cut

Sienna Miller

Sienna Miller channeled Brigitte Bardot with this retro-chic wavy 'do at the Berlinale International Film Festival photocall for 'The Lost City of Z.'

Long Wavy Cut

Sienna Miller

Sienna Miller framed her gorgeous face with perfectly styled waves for the 'Tale of Thomas Burberry' celebration.

Medium Wavy Cut

Sienna Miller

Sienna Miller opted for a casual chignon when she attended the 2019 SCAD Savannah Film Festival.

Chignon

Sienna Miller

Sienna Miller wore her hair in a center-parted style with barely-there waves at the International Medical Corps summer cocktail event.

Long Center Part

Sienna Miller

Sienna Miller went '60s-glam with this knotted beehive at the 2018 amfAR Gala New York.

Beehive

Sienna Miller

Sienna Miller was sweet and glam with her wavy 'do at the London premiere of 'Live by Night.'

Long Wavy Cut

Sienna Miller