50 Best Sibling Halloween Costumes and Ideas

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Best and Cutest Sibling Halloween Costumes

Sibling Halloween Costumes

Are you searching for sibling Halloween costumes?

This Halloween costume guide is all about sibling Halloween costumes. 🥰

You’ll find brother and sister Halloween costumes, sibling costumes for two girls, and toddler and baby sibling costumes.

Sibling Halloween costumes are so darn cute!

And lucky for you – there are so many sibling Halloween costumes!

Best Sibling Halloween Costumes

Below are the best (and cutest!) sibling Halloween costumes.

And don’t forget to take lots of pictures on Halloween!

1. Ghosts

Dressing up as two ghosts is cute a cute sibling Halloween costume idea! This is a great Halloween costume idea for two sisters too!

Sibling Halloween Costumes Ghosts
Sizes: Baby, Toddler, and Kids (14/16)

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2. Wonderwoman and Superman

Sibling Halloween Costumes Wonder Woman and Superman
Photo: catonalimb

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3. Harley Quinn and The Joker

Sibling Halloween Costumes Harley Quinn and The Joker
Photo: Costume-Works

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This sibling Halloween costume is fun and a perfect excuse for your kids to wear Halloween makeup!

Sibling Halloween Costumes Boy and Girl
Photo: Costume-Works

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4. Pebbles and Bamm Bamm from The Flintstones

Sibling Halloween Costumes Pebbles and Bamm Bamm
Photo: Victoria Borne

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5. Sulley, Mike, and Boo from Pixar's Monster's Inc.

Sibling Halloween Costumes for 3 Monster's Inc
Available in Baby and Toddler Sizes

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6. Lilo and Stitch

Sibling Halloween Costumes Lilo and Stitch
Photo: Costume-Works

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7. Alice and The Mad Hatter

Sibling Halloween Costumes Alice and The Mad Hatter
Photo: Costume-Works

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8. Marvel Superheroes (Captain America and Flash)

Sibling Halloween Costumes from Marvel Captain America and Flash
Perfect for Two Boys!

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9. Princess Anna and Olaf from Disney's Frozen

Sibling Halloween Costumes Princess Anna and Olaf
Photo: Jessecoulter

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10. Chase and Marshall from Paw Patrol

Sibling Halloween Costumes Paw Patrol
@ginghamwithgrace

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11. Troop Beverly Hills

Sibling Halloween Costumes Troop Beverly Hills
@lindsayluv

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These sibling Halloween costumes are creative and adorable! 🍪 

12. Disney's Jasmine and Aladdin

Sibling Halloween Costumes Jasmine and Aladdin
Photo: Costume-Works

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13. Buzz Lightyear and Woody from Disney's Toy Story

Sibling Halloween Costumes Buzz Lightyear and Woody
Photo: Costume-Works

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These brother Halloween costumes are easy to buy on Amazon!

14. Peter Pan and Tinker Bell

Sibling Halloween Costumes Boy and Girl Peter Pan and Tinkerbell
@me.myself.and.motherhood

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These sister and brother Halloween costumes are adorable!

15. Chucky and Tiffany

Scary Sibling Halloween Costumes Chucky and Tiffany
Photo: Costume-Works

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This is a scary sibling Halloween costume idea! These scary sibling costumes work for both toddlers and older kids!

scary sibling Halloween costumes Chucky and His Bride
Image via @mrsardaiz

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16. Condiments

Triplets Halloween Costumes for Babies
@lilmixins

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Have triplets? These condiments costumes are perfect! You can dress up as a hot dog or a hamburger! 🍔

17. Thing 1 and Thing 2

Sibling Halloween Costumes thing 1 and Thing 2
@tesslamarie

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These sister Halloween costumes are cute! You can buy this costume for toddler boys too on Amazon.

18. Snow White and Dopey

Sibling Halloween Costumes Snow White and Dopey
Photo: Costume-Works

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19. Sushi Rolls

Sibling Halloween Costumes sushi rolls
Photo: costume-works

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20. Mario and Luigi

Sibling Halloween Costumes 2 Toddler Boys Mario and Luigi
@leahfayegaeddert

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21. Milk and Cookies

Cute Baby Halloween Costume Milk and Cookies
Sizes: 0-3 Mos, 3-6 Mos, 6-12 Mos, and Larger

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22. Queen of Hearts, Alice, and The Rabit from Alice in Wonderland

Sibling Halloween Costumes Alice in Wonderland
@stefmturner

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Dressing up as characters from Alice in Wonderland is a great idea for a 3 sibling Halloween costume.

23. Wild Animals

Sibling Halloween Costumes Wild Animals
@snaphappymeg

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24. Woody and Jessie from Disney's Toy Story

Sibling Halloween Costumes Woody and Jessie from Disney's Toy Story
@jaydenandolivia

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The great thing about dressing up as characters from Toy Story is that you have so many options for costumes! If you have three or four kids, all of them can dress up with a Toy Story theme! One kid can be Jessie, one can be Buzz Lightyear, one can be Bo Beep, and one kid (or baby!) can be Woody!

Halloween costumes for 4 siblings + Toy Story sibling costumes
Image via @hellobabybrown

25. Power Rangers

Your kids will love dressing up as the Power Rangers for Halloween! This sibling Halloween costume idea is great for kids ages 6-12!

Sibling Halloween Costumes Power Rangers
Easy and Fun!

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26. Elmo, Cookie Monster, and Big Bird from Sesame Street

If you have babies and toddlers at home, dressing up as characters from Sesame Street is such a cute sibling costume idea! Both Amazon and Pottery Barn sell super cute Sesame street Halloween costumes for kids.

Sibling Halloween Costumes Baby and Toddlers Sesame Street
Sizes: Baby and Toddler

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27. Starbucks Baristas

If you have two girls at home, they may love dressing up as Starbucks baristas for Halloween! These sister Halloween costumes are just so cute!!

Sibling Halloween Costumes Starbucks Baristas
Sizes: Baby, 3-9 years, Teen, and Adult

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28. Cruella De Vil and a Dalmatian

Sibling Halloween Costumes Cruella and Dalmatian
@larin_amber

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29. Hocus Pocus Witches

Dressing up as the three witches is such a cute 3-sibling Halloween costume idea, especially as a costume idea for sisters!

Sibling Girl Halloween Costumes Hocus Pocus Witches
Sizes: 2T to 12 on Etsy

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30. Peanut Butter and Jelly

These DIY sibling Halloween costumes are so cute!! 

Sibling Halloween Costumes Peanut Butter and Jelly
Sizes: Baby, Toddler, and Kid

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31. Wayne and Garth from Wayne's World

Funny Sibling Halloween Costumes Wayne's World
@sisanie

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32. Chick Fil A Worker and a Cow

Creative Sibling Halloween Costumes Chick Fil A Worker and a Cow
@ashleymurphyfamily

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This cute sibling Halloween costume idea is so creative! 🐮❤️

33. Velma and Daphne from Scooby-Doo, Where Are You!

Sibling Halloween Costumes Velma and Daphne
@_itsjessica95

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Dressing up as Velma and Daphne is great for teenage sibling Halloween costumes too.

34. Captain Hook and Mr. Smee from Peter Pan

Sibling Halloween Costumes Captain Hook and Mr. Smee
@rachelleannehaynie

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For this sibling Halloween costume idea, buy a Captain Hook costume and a blue and white striped kid's t-shirt.

35. Farmer and His Harvest

Sibling Halloween Costumes Farmer and His Harvest
@twotwentyone

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These sibling Halloween costumes will keep your kids warm!

36. Dorothy and the Cowardly Lion from The Wizard of Oz

Cute Sibling Halloween Costumes Dorothy and the Cowardly Lion
@vintage_gals_and_pals

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37. Ventriloquist Dummies

Sibling Halloween Costumes Ventriloquist Dummies
@cardiganempire

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Dressing up as ventriloquists is a unique sibling Halloween costume idea! Have your kids wear bow ties for this costume idea.

38. Cute Witches

Cute Sibling Halloween Costumes Witches
@libelulavesela

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These sister Halloween costumes are easy to customize for everyone!

39. Hawaiian Punch

Creative Sibling Halloween Costumes Hawaiian Punch
Photo: creative-works

 

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These sibling Halloween costumes for boy and girl is so creative!

40. Pennywise and Georgie from IT

Scary Sibling Halloween Costumes Pennywise and Georgie
Photo: Costume-Works

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These scary sibling Halloween costumes are frightening!

41. A League of Their Own

Sibling Halloween Costumes a League Of Their Own
Photo: Costume-Works

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This is a great older brother-younger sister Halloween costume idea.

42. Sally and Jack (and Zero!) from Disney's The Nightmare Before Christmas

Sibling Halloween Costumes Sally, Jack, Zero (with dog) Nightmare Before Christmas
Photo: Costume-Works

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This sibling Halloween costume idea includes a dog too!

43. Tweedle Dee and Tweedle Dum

sibling costumes Tweedle Dee and Tweedle Dum
Sizes: Baby, Toddler, and Kids (Up to Size 10)

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These sibling Halloween costumes work for teenagers, toddlers, and babies.

44. Hermione and Harry Potter

Sibling Halloween Costumes Hermione and Harry Potter
Photo: Costume-Works

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45. Violet and Dash (or Jack-Jack) from Pixar's The Incredibles

Sibling Halloween Costumes The Incredibles
@stephanie.koco

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46. Ghostbusters

Cute Sibling Halloween Costumes Ghostbusters
@thelittleslife

47. Ninja Turtles

Cute Sibling Halloween Costumes Ninja Turtles
@singletwinning

48. Princess Peach and Bowser

cute sibling costume idea for boy and girl
Image via @mamabirdchronicles

49. Bat and a Pumpkin

Dressing up as a bat and a pumpkin are great sibling costumes if you want your kids to be cozy and warm! This is a great toddler sibling Halloween costume idea too!

toddler sibling Halloween costumes + bat and pumpkin costumes for toddlers
Image via @primark.kids

50. Football Player and Football

Dressing up as a football player and a football is such a cute sibling Halloween costume idea! Perfect if you have an older brother and a baby brother or a baby sister!

DIY sibling Halloween costumes + older brother younger sister Halloween costume idea
Image via @salahsocials

Summary – The Best Sibling Halloween Costumes

In summary, there are so many cute, scary, funny, and easy DIY sibling Halloween costumes to choose from!

Whether your kids love Disney, superheroes, or Marvel characters, you will be able to get cute (or fun!) Halloween costumes that your kids will love.

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