The Mary-Kate Olsen Outfits Every Fashion Girl Should Copy

Why are fashion girls so obsessed with Mary-Kate Olsen's style? Let us count the ways. Along with her sister Ashley, she's been in our lives for decades, evolving into a fashion industry mogul who sets trends, designing the very pieces that women want to wear every single day. Second, an Olsen sighting is somewhat of a rare thing, making us even more acutely intrigued by the twins and their signature style. Lastly (but trust us—we could go on), they look chic and confident no matter what they're wearing. With that, ahead, see some of Mary-Kate's best looks over the years and how to get them.

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Do Naked Dressing in a Modest Way
(Image credit: Shutterstock)

Style notes: Pile on the nude pieces—but purely in color, if skin-baring is not your thing.

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Up the Proportions
(Image credit: Getty Images)

Style notes: Wearing one oversize piece is bold, but piling them on en masse achieves an elevated, even if very casual, look.

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Repurpose Your Trench Coat
(Image credit: Will Ragozzino/BFA/REX/Shutterstock)

Style Notes: No time to outfit-plan? Wear your trench as a dress and add a pair of sleek ankle boots.

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Easily Dress Up Your Fall Outfits
(Image credit: Splash News)

On Mary-Kate Olsen: The Row bag

Style Notes: A colorful coat adds instant style points.

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Rely on Camel to Make Your Outfit Look Expensive
(Image credit: TheImageDirect.com)

Style Notes: No matter what you're wearing, a camel coat will make it chicer.

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Try an Unexpected Evening Look
(Image credit: Getty Images )

Style Notes: Instead of a gown, try an ornate kimono.

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Try Satin Trousers for Your Next Night Out
(Image credit: Splash News)

On Mary-Kate Olsen: The Row pants

Style Notes: Just add something fancy on top and pointed-toe boots on bottom.

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Wear Luxe Accessories With Simple Looks
(Image credit: David X Prutting/BFA/REX/Shutterstock)

On Mary-Kate Olsen: The Row bag

Style Notes: Add interest to a monochrome look via luxe accessories.

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Achieve a Cool Bohemian Look Via Accessories
(Image credit: Getty Images )

Style Notes: Pile on the jewelry (just make sure it's complementary). 

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Choose a Stylish, Easy Airport Look
(Image credit: Getty Images )

Style Notes: Try pairing slides with a duster coat.

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Give a Black Dress a Special Feel
(Image credit: Getty Images )

On Mary-Kate Olsen: The Row gown

Style Notes: Add an evening-worthy pouch bag and statement earrings.

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Pair Oversize Pieces With Slim Ones
(Image credit: Getty Images )

Style Notes: For example, wear skinny jeans and stilettos with a voluminous coat.

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Embrace Bold Accessories
(Image credit: Getty Images )

On Mary-Kate Olsen: The Row top, skirt, and bag; Fendi shoes

Style Notes: When wearing neutrals, keep your outfit from looking too simple by choosing bold accessories.

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A Black-and-White Combo Is Perfect for Travel Days
(Image credit: Pacific Coast News)

On Mary-Kate Olsen: Oliver Peoples x The Row 71st Street Sunglasses ($450); The Row backpack

Style Notes: When traveling, stick to a versatile color palette to ensure that you can wear those pieces with everything in your suitcase.

Allyson Payer
Senior Editor

Allyson is a senior editor for Who What Wear. She joined the company in 2014 as co-founder Katherine Power's executive assistant and over the years has written hundreds of stories for Who What Wear. Prior to her career in fashion, Allyson worked in the entertainment industry at companies such as Sony Pictures Television. Allyson is now based in Raleigh, North Carolina, and is originally from Baton Rouge, Louisiana. She holds a BFA in theater. Her path to fashion may not have been linear, but based on the number of fashion magazines she collected as a child and young adult, it was meant to be.