15 It Girl–Approved Halloween Costumes

Coming up with a Halloween costume that hasn't been done a million times and that you're excited to put together is a bit of a tall order, but it can be done. So how does one find the perfect Halloween costume—you know, the one that's equal parts unique, alluring, and impressive? 

The answer is simple: by turning to our seasoned panel of experts in everything cool, otherwise known as the It girls of the fashion world. To give you a jump start, we did some celebrity research, and we're sharing an assortment of creative ideas from Alexa Chung, Adwoa Aboah, Kate Moss, and more. Below, you'll find everything from fashionable spins on classic costumes to inspired takes on movie characters.

Get a head start on your Halloween costume by bookmarking these supremely stylish ideas. Plus, shop the essentials you need to re-create each creative look. Check out our 15 fashionable Halloween costumes below. 

Rita Ora
Rita Ora halloween costume

Photo:

Mark R. Milan/GC Images

The costume: Alexandra Medford from The Witches of Eastwick

The essentials: silk robe, slip dress, black calf boots

Adwoa Aboah
Adwoa Aboah Halloween costume inspo

Photo:

Mark R. Milan/GC Images

The costume: troll

The essentials: green wig, statement coat, blue heels, blue face makeup

Alexa Chung
Fashion Celebrity Halloween Costume Ideas Alexa Chung Mermaid

Photo:

Astrid Stawiarz/Getty Images for Ketel One Family-Made Vodka

The costume: mermaid

The essentials: sparkly skirt, swim top, pink wig

Kate Moss
Fashion Celebrity Halloween Costume Ideas Kate Moss

Photo:

Mark R. Milan/GC Images

The costume: Morticia Addams

The essentials: black dress, black coat, red lipstick

Alexa Chung
Fashion Celebrity Halloween Costume Ideas Poppy Delevingne

Photo:

David M. Benett/Dave Benett/Getty Images for Unicef

The costume: Harley Quinn

The essentials: bomber jacket, fishnet tights, pink blue hair dye

Gabrielle Union
Fashion Celebrity Halloween Costume Ideas Gabrielle Union

Photo:

Gilbert Carrasquillo/FilmMagic

The costumes: race car driver

The essentials: checkered driver suit, sunglasses, sandals

Karlie Kloss
Fashion Celebrity Halloween Costume Ideas Karlie Kloss

Photo:

Andrew H Walker/WWD/Shutterstock

The costume: Catwoman

The essentials: long black gloves, cat ears, black dress, bold lip

Joan Smalls
Fashion Celebrity Halloween Costume Ideas Joan Smalls

Photo:

Andrew H Walker/WWD/Shutterstock

The costume: Minnie Mouse

The essentials: red bodysuit, white tutu, Minnie Mouse ears, yellow shoes, mascara

Zoe Kravitz
Fashion Celebrity Halloween Costume Ideas Zoe Kravitz

Photo:

JB Lacroix/GC Images

The costume: modern vampire

The essentials: red robe, pajamas, vampire teeth, sunglasses, slippers

Emily Ratajkowski
Emily Ratajkowski Cleopatra Halloween Costume

Photo:

Theo Wargo/WireImage

The costume: Cleopatra

The essentials: shimmery gold dress, black wig, choker necklace, dark eyeliner, sandals

Lupita Nyong'o
Fashion Celebrity Halloween Costume Ideas Lupita Nyong'o

Photo:

JNI/Star Max/GC Images

The costume: Dionne from Clueless

The essentials: black plaid mini skirt and matching blazer, white T-shirt, red cardigan, black tights, black mini bag, ankle boots

Madison Pettis
Madison Pettis Halloween costume Beyoncé

Photo:

MediaPunch/Shutterstock

The costume: Coachella Beyoncé

The essentials: denim shorts, yellow sweatshirt, sparkly silver boots

Rihanna
Rihanna Skeleton Halloween Costume

Photo:

GORC/GC Images

The costume: skeleton

The essentials: black leather pants, leather gloves, a corset, black pumps, sunglasses, skeleton face makeup

Dascha Polanco
Dascha Polanco Vivian Ward costume Pretty Woman

Photo:

Josiah Kamau/BuzzFoto via Getty Images

The costume: Vivian Ward from Pretty Woman

The essentials: black over-the-knee boots, blonde wig, cutout dress, hoop earrings, red lipstick

Kendall Jenner
Fashion Celebrity Halloween Costume Ideas Kendall Jenner

Photo:

Bryan Steffy/Getty Images for Casamigos

The costume: fembot

The essentials: feather dress, feather heels, gloves, nude lip, blonde wig

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