Sienna Miller's Best Beauty Looks Through the Years

It s Miller time—Sienna Miller, that is. Since the start of her acting career, Miller s been associated with a sort of cool-girl boho fashion and beauty style. Vogue tapped the star in 2006 for a first cover, shot by Mario Testino, in anticipation of her role of Edie in Factory Girl—and we ve been admiring her beach waves ever since.

More recently, actor and her baby bump made their first appearance together on the London Vogue World red carpet in September—and now, Miller is sharing even more (including the baby s gender!) in Vogue s Winter cover story.

Scroll on for 13 top-tier beauty moments for the star.