13 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 13 fashionable Halloween costumes below. 

halloween-costume-ideas-it-girl-84343-1569867478940-main

Rita Ora
(Image credit: Mark R. Milan/GC Images)

The costume: Alexandra Medford from The Witches of Eastwick

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

Shop the look:

halloween-costume-ideas-it-girl-84343-1569870156949-main

Adwoa Aboah
(Image credit: Mark R. Milan/GC Images)

The costume: Troll

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

Shop the look:

halloween-costume-ideas-it-girl-84343-1569870243417-main

Alexa Chung
(Image credit: Astrid Stawiarz/Getty Images for Ketel One Family-Made Vodka)

The costume: Mermaid

The essentials: Sparkly skirt, swim top, pink wig

Shop the look:

halloween-costume-ideas-it-girl-84343-1569870331110-main

Kate Moss
(Image credit: Mark R. Milan/GC Images)

The costume: Morticia Addams

The essentials: Black dress, black coat, red lipstick

Shop the look:

halloween-costume-ideas-it-girl-84343-1569870419580-main

Poppy Delevingne
(Image credit: David M. Benett/Dave Benett/Getty Images for Unicef)

The costume: Harley Quinn

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

Shop the look:

halloween-costume-ideas-it-girl-84343-1569870486640-main

Gabrielle Union
(Image credit: Gilbert Carrasquillo/FilmMagic)

The costumes: Race car driver

The essentials: Checkered driver suit, sunglasses, sandals

Shop the look:

halloween-costume-ideas-it-girl-84343-1569870674292-main

Zoë Kravitz
(Image credit: JB Lacroix/GC Images)

The costume: Modern vampire

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

Shop the look:

halloween-costume-ideas-it-girl-84343-1569941278910-main

Emily Ratajkowski
(Image credit: Theo Wargo/WireImage)

The costume: Cleopatra

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

Shop the look:

halloween-costume-ideas-it-girl-84343-1569870941174-main

Lupita Nyong'o
(Image credit: JNI/Star Max/GC Images)

The costume: Dionne from Clueless

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

halloween-costume-ideas-it-girl-84343-1660513745707-main

Madison Pettis
(Image credit: Getty Images)

The costume: Coachella Beyoncé

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

Shop the look:

halloween-costume-ideas-it-girl-84343-1660514121360-main

Rihanna
(Image credit: Getty Images)

The costume: Skeleton

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

Shop the look:

halloween-costume-ideas-it-girl-84343-1660513986811-main

Dascha Polanco
(Image credit: Nicholas Hunt/Getty Images)

The costume: Vivian Ward from Pretty Woman

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

Shop the look:

halloween-costume-ideas-it-girl-84343-1569870734305-main

Kendall Jenner
(Image credit: Bryan Steffy/Getty Images for Casamigos)

The costume: Fembot

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

Shop the look:

This post was published at an earlier date and has been updated.

Editor