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Halloween is just around the corner, and it's time to start thinking about costumes!
Halloween is an exciting time of the year, but it can also be a daunting task to find the perfect Halloween costume for your children, especially when you have three of them. If you're a parent struggling to come up with costume ideas for your trio of trick-or-treaters, don't worry! I've compiled a list of creative and fun Halloween costumes for 3 siblings.
Whether your kids want to dress up as a famous trio or go with a theme that ties all their costumes together, I've got plenty of 3 sibling Halloween costumes and ideas that will make your Halloween celebration a blast!
Best Halloween Costumes for 3 Siblings
One of the easiest ways to create Halloween costumes for three siblings is to dress them up as a famous trio. Below you’ll find Halloween costumes for 3 siblings from popular trios such as Mario Brothers, Toy Story, The Powerpuff Girls, and the Sanderson sisters from Hocus Pocus. Another idea for 3 sibling costumes is to choose characters from the same movie or TV show. Or, you can just choose a theme like witches or animals for 3-sibling Halloween costumes!
1. Luigi, Princess Peach, and Mario from Mario Brothers
These Halloween costumes for 3 siblings are all affordable and easy to buy online on Amazon. 💚❤️💓
2. Catboy, Gekko, and Owlette from PJ Masks
These sibling costumes for Halloween are perfect for three toddlers!
3. Queen of Hearts, Alice, and The Rabit from Alice in Wonderland
Dressing up as characters from Alice in Wonderland is a great idea for a 3 sibling Halloween costume.
4. Zero, Sally, and Jack Skellington from The Nightmare Before Christmas
This Halloween costume for 3 siblings is also great as a brother and sister Disney costume idea!
5. Elsa, Anna, and Olaf from Frozen
If you have two girls and one boy, then dressing up as Elsa, Anna, and Olaf from Frozen is perfect for Halloween!
6. Veruca Salt, Oompa Loompa, and Willy Wonka from Charlie and the Chocolate Factory
These Charlie and the Chocolate Factory costumes are so cute! This themed costume idea for siblings also works for 4 siblings...another kid could dress up as Violet!
7. Christopher Robbins, Pooh Bear, and Piglet
These Disney-themed Winnie the Pooh costumes for kids are so, so cute and perfect if you have two older siblings and a baby at home.
8. The Three Little Pigs
These "The Three Little Pigs" costumes work for sister sibling costumes, brother sibling costumes, and DIY Halloween costumes.
These sibling costumes also work for World Book Day costumes for kids!
9. Mike Wazowski, Sully, and Boo from Monster's Inc.
These Disney Halloween costumes for 3 siblings are so, so cute!!
10. The Sanderson Sisters from Hocus Pocus
These Disney Halloween costumes for 3 sisters are sure to win Halloween costume contests!
11. Bo Peep, Jessie, and Buzz Lightyear from Toy Story
These 3 sibling Halloween costumes are all easy to shop online.
If you love all things Disney, you may want to check out these Disney Halloween costume ideas.
12. Snow White, Dopey, and Grumpy from Snow White
These 3 sibling Halloween costumes are perfect for baby and toddler siblings!
In addition to a baby Snow White costume, Amazon sells a Snow White costume for girls and a Snow White costume for toddlers.
13. The Beast, Belle, and Chip from Disney's Beauty and the Beast
These 3 sibling Halloween costumes are so adorable!
14. Robin, Batman, and Harley Quinn
These DC movie character costumes for 3 siblings are so much fun for Halloween!
15. Ghostbusters and Slimer
These Halloween costumes for 3 siblings are so much fun!! An alternative costume for a baby is to dress up as Stay Puft!
16. Ninja Turtles
Dressing up as Ninja Turtles are great sibling costumes for teens and toddlers alike!
17. Dorothy, Glinda, and the Cowardly Lion from The Wizard of Oz
These 3 sibling costumes are so adorable! 💙 Dorothy, Glinda, and the Cowardly Lion make great Halloween costumes for siblings. Dorothy's outfit can include a blue and white checkered dress, braided pigtails, and ruby red slippers. Glinda's costume can feature a pink gown, a crown, and a wand. The Cowardly Lion can be dressed in a furry costume with a mane and tail and painted whiskers.
These skeleton costumes are perfect for 3 siblings to wear on Halloween night! This costume idea works for 4 siblings too! 🖤🤍
19. Aliens and Astronauts
This alien and astronaut Halloween costume theme for siblings is so cute!!
20. Bo Peep and Her Sheep
These Halloween costumes for three siblings are absolutely adorable!!
A cute idea for three siblings' Halloween costumes could be Bo Peep and two little lambs. One sibling could dress up as Bo Peep, and the other two siblings could wear lamb costumes with soft white fleece and adorable lamb ears.
21. Members of a Circus
You can get really creative by having your kids dress up as circus characters!
22. Wild Animals: Lion, Tiger, and Bear
These jungle animal costumes for 3 siblings will keep your kids warm on Halloween. Plus, your kids will love wearing these cozy onesies again and again for playing in and/or sleeping in!
23. Cookies, Milk, and a Cow
These 3 sibling costumes for Halloween are so creative!
24. Beekeeper and Bumble Bees
This Halloween costume idea for 3 siblings is perfect if you have a toddler or kid and two babies!
25. Football Players and Cheerleaders
These easy DIY Halloween costumes for 3 siblings are perfect if your kids love sports! A twist of this costume idea is to dress up as a football player, a referee, and a cheerleader for Halloween!
For DIY pirate costumes for 3 siblings, you can have your kids wear bandanas, eye patches, and black and red t-shirts. Amazon also sells cute pirate costumes for kids and toddlers too!
27. Cat, Mouse, and Cheese
These sibling costumes are perfect for toddlers and small kids!
For DIY ninja costumes for three siblings, get creative with fabric and black clothing. Or, you can create DIY ninja costumes for three kids.
Your kids can have fun dressing up as Zombies for Halloween. All you need for these DIY costumes for 3 siblings are old clothing and some good Zombie makeup.
Whether your kids want to wear tutus, white sweatpants with velcro dots, or a Dalmatian onesie - these DIY sibling costumes are so cute!
These DIY deer costumes are so easy for 3 sisters to wear on Halloween night. All you need are light brown or dark brown pants with matching long sleeve shirts and cute antler headbands.
32. Cute Witches
If you have three girls, they will love dressing up as cute witches for Halloween as siblings! Or, check out these sister Halloween costumes for more ideas!
In conclusion, Halloween is an excellent opportunity to let your children's creativity run wild.
Whether you choose to dress them up as a famous trio, follow a specific theme, or create DIY costumes, the most important thing is to have fun!
Have a great time shopping for Halloween costumes for three siblings. Your kids will have so much fun dressing up. Happy Halloween!