17 DIY Unicorn Costume Ideas 2021

View Gallery 17 Slides Advertisement - Continue Reading Below Talk about a bright idea! Dress up a plain pink leotard and tutu with a rainbow tail and mane. Top the look with a unicorn horn and you're ready to trot into Halloween.

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17 Slides

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1

DIY Rainbow Tulle Unicorn Costume

diy rainbow unicorn costumepinterestShwin & Shwin

Talk about a bright idea! Dress up a plain pink leotard and tutu with a rainbow tail and mane. Top the look with a unicorn horn and you're ready to trot into Halloween.

Get the tutorial at Shwin and Shwin.

SHOP RAINBOW TULLE

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2

DIY Unicorn Makeup Tutorial

diy unicorn costume makeuppinterestTwist Me Pretty

A next-level unicorn costume calls for a magical makeup look. This tutorial calls for lots of glittery and shimmery products.

Get the tutorial at Twist Me Pretty.

SHOP COSMETIC GLITTER

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3

DIY Unicorn Horn

pinterestClaire, Collected

Don't feel like going all out in a head-to-toe costume this Halloween? DIY your own unicorn horn to transform a plain T-shirt and jeans into a low-key costume.

Get the tutorial at Claire, Collected.

SHOP GLITTER CARDSTOCK

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4

DIY Cardboard Unicorn Costume

pinterestThe Reject Shop

Get your little artist involved in making his or her own unicorn costume. All you need is a box and some art supplies, like craft paper, paint, glitter, and ribbon.

Get the tutorial at The Reject Shop.

SHOP CRAFT GLITTER

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5

DIY Rainbow Unicorn

pinterestA Girl and a Glue Gun

Create a faux fur tail and wrist and leg warmers to transform a simple tights-and-leotard getup into a magical unicorn costume. Make your own horn or shop one online. (We love this one.)

Get the tutorial at A Girl and a Glue Gun.

SHOP FAUX FUR

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6

DIY Adult Unicorn Costume

pinterestKurt Andre

This adult unicorn costume is more about the hair, makeup, and horn, so if you don't want to go full-on leotard, you don't have to. You could just as easily channel the vibe in white jeans and a white T-shirt.

Get the tutorial at Brit + Co.

SHOP PASTEL WIGS

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7

DIY Flower Crown Unicorn Costume

pinterestLiiraven

This blogger took a store-bought unicorn costume to the next level with the addition of a pastel wig, flower crown, and sparkly makeup.

Get the tutorial at Liiraven.

SHOP FLOWER CROWNS

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8

DIY Baby Unicorn Costume

pinterestTaylor Made

Just when you thought unicorns couldn't get any cuter! This soft-as-a-blanket bonnet is made of fleece, so your little one can sport it all night long.

Get the tutorial at Taylor Made.

SHOP WHITE YARN

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9

DIY Pastel Tulle Unicorn Costume

pinterestJoann

Are you handy with a sewing machine? Your little one will flip over this pastel unicorn dress and headpiece.

Get the tutorial at Joann.

SHOP DRESS PATTERN

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10

DIY No-Sew Unicorn Costume

pinterestWatch Out For The Woestmans

Have a child with an aversion to itchy, scratchy fabrics? This no-sew unicorn costume, which utilizes a solid color hoodie as the base, is for you.

Get the tutorial at Watch Out For The Woestmans.

SHOP HOODIES

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11

DIY Onesie Unicorn Costume

pinterestKurt Andre

White onesie pajamas are the foundation for this adult unicorn costume, but you could just as easily use a solid color jumpsuit or sweatpants and sweatshirt combo. And the idea easily translates to little sizes, so why not make one for the whole family?

Get the tutorial at Brit + Co.

SHOP ONESIE PAJAMAS

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12

DIY Felt Unicorn Costume

pinterestLia Griffith

We love the sweet simplicity of this green, white, and gold DIY felt unicorn costume. It's a great option if you're not into all the cotton candy hues and glitter typically associated with unicorn costumes.

Get the tutorial and download the pattern at Lia Griffith.

SHOP FELT

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13

DIY Unicorn Headband

pinterestThe Inspiration Edit

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14

Rainbow Unicorn Costume

14

Rainbow Unicorn Costume

Want to keep it simple? Buy your child this tulle skirt and unicorn horn and pair it with a T-shirt and sneakers. 

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15

TutuSister Unicorn Tail

15

TutuSister Unicorn Tail

If you don't want to go the tutu route for your child, modify the concept a bit and buy this tulle tail with a matching headband. Wear it with a leotard and any other accessories you want.

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16

DIY Unicorn Candy Milkshake Costume

pinterestHello, Wonderful

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17

CircusUnicorn The Unicorn Starter Kit for Horses

17

CircusUnicorn The Unicorn Starter Kit for Horses

Now 10% Off

If you happen to be lucky enough to have access to a horse, you can step up your unicorn game big time with this starter kit of equine accessories. The kit includes a plush horn designed with safety in mind, and a selection of mane accessories to dress up your four-legged friend!

Headshot of Emma Dibdin

Emma Dibdin is a freelance writer based in Los Angeles who writes about culture, mental health, and true crime. She loves owls, hates cilantro, and can find the queer subtext in literally anything.

Headshot of Laurren Welch

Laurren Welch is a freelance editor, writer, and creative who covers lifestyle, interiors, entertaining, fashion, and more. When she’s not under deadline, you can find her styling blooms over at Garden Party L.A., scouring thrift and antique stores for hidden gems, and reminding her boxer pup, Monster, that he’s a very good boy. 

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