Mary-Kate Olsen's Best Hairstyles Ever

Each of this pint-size fashionista's looks is always more original than the next. But even with her ever-changing style, you can always count on Mary-Kate's signature messy-chic hair and perfect pout. Take a look at her best looks and see if they work for you with our virtual hair makeover tool!

By Megan Cahn

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Pinned-Back Pomp

MK looks effortlessly cool with blonde, poofed-up hair, dark eyeliner, and a nude pout at the launch of the Matthew Williamson for H&M collection in 2009.
mary kate olsen with a red updo
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High Red

MK pulls her auburn hair back into a bouffant and pairs it with bold blue shadow at the ACE awards in 2005.
mary kate olsen with pale skin and red lips
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Gorgeous Goth

MK channels her inner vampire with ghostly pale skin and blood-red lips at the Metropolitan Opera's 125th Anniversary Gala in 2009.
mary kate olsen with long hair
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Golden Girl

MK's thick, honey-colored waves and bronzed skin make her green eyes pop at the launch of her and Ashley's new apparel line in 2006.
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Mary-Kate Olsen

After looking alarmingly thin at the premiere of her movie New York Minute, Olsen checked herself in to the Cirque Lodge in Sundance, Utah for experimental therapy for anorexia nervosa in 2004.

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Bed Head

Leave it to MK to make long, messy hair and washed-out lips look hot at the CDFA Fashion Awards in 2007.
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Braid Headband

Mary-Kate pairs her braided red hair with orange lips at a Dolce & Gabbana event in 2006.
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Side Plait

Loose waves and a reverse braid give MK a unique style at the Late Show with David Letterman in 2008.
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Turban Chic

We can thank the Olsens for sparking the turban trend. At the Giambattista Valli fashion show in 2007, MK pairs her black silk one with red lips and bleached hair.
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Natural Curls

Mary-Kate goes for a more relaxed look with a simple half-up 'do and soft lip color at the Film Independent Spirit Awards in 2009.
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