19 Brunette Celebrities Who Dyed Their Hair Blonde: Which Look Is Better?

Do blondes really have more fun? That's the question on everyone's mind when they are debating about making the leap into lighter hair. These celebrities might not have been born blonde, but they did test out a sunnier hue. So what darker-haired celebrities decided to dive into blonde territory? Click through to find out.

Anne Hathaway

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The Les Miserables star began her career with chocolate locks.

Anne Hathaway

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She completely changed her look when she took her cropped cut platinum.

Lena Dunham

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The Girls creator surprised everyone with this major hair change.

Lena Dunham

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Dunham went high-fashion with this short blonde bob.

Miley Cyrus

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The former Hannah Montana star was known for having mermaid-long auburn hair.

Miley Cyrus

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Today, it’s hard to remember that the “We Can’t Stop” singer was ever a brunette — or that she once rocked long hair.

Miranda Kerr

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The Victoria’s Secret Angel has experimented with the lighter side of things.

Miranda Kerr

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Surprise, surprise — she still looks gorgeous.

Kim Kardashian

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The middle Kardashian sister tends to keep her locks dark.

Kim Kardashian

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The reality star has been known to lighten up her hair when the mood strikes.

Khloe Kardashian

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The youngest Kardashian rocks an ombre most of the time, but sometimes switches things up by going full-fledged blonde.

Khloe Kardashian

Kardashian recently Instagrammed this pic, thanking her hair colorist Tracy Cunningham for making her blonde again.

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Rihanna

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The “Umbrella” singer is a hair chameleon, so it’s no surprise that she occasionally tries out a lighter color.

Emma Roberts

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The American Horror Story actress is always switching things up.

Emma Roberts

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The actress kept her blonde hair for her roles on both seasons of the FX series, but rocked dark hair in films like Scream 4.

Ashley Greene

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Greene’s role in the vampire franchise Twilight called for her hair to be midnight black, but when it ended she was free to make a big hair change.

Ashley Greene

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Greene recently showed off this pretty blonde look on the red carpet.

Beyonce

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The “Drunk in Love” singer is a natural brunette but often opts for a caramel color.

Beyonce

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Let’s be honest: any hair color would look #flawless on Bey.

Jessica Biel

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Mrs. Justin Timberlake started out her career as a brunette but has played around with lighter hair.

Jessica Biel

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Surprisingly, platinum blonde also seems to suit the A Team actress.

Claire Danes

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Danes started her career on drama My So-Called Life with dark hair to match her character’s brooding ways.

Claire Danes

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The Homeland actress has been a tried-and-true blonde for years now.

Jessica Alba

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The Fantastic Four actress often lightens up her look with highlights or an ombre, but occasionally goes full-on blonde.

Jessica Alba

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Though I think Alba’s darker locks suit her better, both colors look gorgeous on the star.

Katharine McPhee

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The star of new series Scorpian has played around with blonde hair.

Katharine McPhee

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McPhee rocked blonde hair in 2009 after the release of her album Unbroken and said the change made her feel more “adventurous.”

Emily Blunt

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The Into the Woods star typically adds highlights to her brown hair, but once in a while will step out with a head of full-on blonde.

Emily Blunt

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Her honey-blonde tresses look just as gorgeous.

Julia Roberts

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The Pretty Woman star is famous for her thick brown mane, but it’s not the only look she’s tried out.

Julia Roberts

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Her light coloring means she can look just as natural as a blonde.

Jennifer Morrison

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The former House star had dark hair on the Fox drama, until her character went blonde.

Jennifer Morrison

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The now Once Upon a Time star has kept her hair light for years.

Audrina Patridge

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Patridge was one of the few stars of The Hills to keep her hair dark.

Audrina Patridge

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The former reality star and new host of Dream Makers gave her hair a California girl makeover.

Evan Peters

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Like his fiancee Emma Roberts, the American Horror Story star has been both blonde and brunette.

Evan Peters

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He can pull of different hair colors as easily as he can AHS characters.