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23 of the best trio Halloween costumes!

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Cause triple trouble with these Halloween trio costumes. Perfect for families and besties everywhere!

Dressing up for Halloween is one of life’s greatest joys, but do you know what’s even more fun? Sharing the costume chaos with your friends!

We’ve found 23 Halloween trio costumes so you can wow the crowd at all your October events. From childhood TV characters to fun foods, there’s a trio of Halloween costumes for all types of friendships and families.

Ready? Let’s find you and your besties a fancy dress costume.

23 of the best trio Halloween costumes

1. Powerpuff Girls trio Halloween costume

powerpuff girls Trio halloween costumes copy

Credit: Pinterest

Who remembers this iconic trio? 90s babies will love dressing up as Bubbles, Blossom, and Buttercup. Go all out with wigs and contact lenses, or keep it simple with just a green, blue, and pink dress.

2. Sun moon and stars trio Halloween costume

Sun moon and stars trio Halloween costumes copy

Credit: Pinterest

Light up the sky with this pretty trio of Halloween costumes. Create a moon, sun and star fancy dress costume and wear it to all your October events.

A simple silver dress is ideal for both the star and moon outfits, while the sun can wear a gold dress! For an extra touch, create headbands and do your makeup to match your theme.

Get your little one in on the Halloween fun

Browse our baby Halloween costumes for endless adorable ideas.

3. Daphne, Scooby and Velma trio Halloween costume

Scooby do gang trio halloween costumes copy

Credit: Pinterest

Hop in the Mystery Machine and get ready to solve this Halloween’s mysteries! We love this Velma, Daphne and Scooby trio Halloween costume.

Turn this trio costume into one for the whole gang by getting your partners or besties to dress up as Fred, Shaggy and Scrappy Doo. Your pup could even be the third in your trio Halloween costume (we have lots of dog Halloween costumes)

4. Hocus Pocus trio Halloween costume

Hocus Pocus trio Halloween costumes copy

Credit: Pinterest

Mary, Winfred and Sarah are everyone’s favourite Halloween witches! Hocus Pocus is a staple spooky film, and the characters from the film make great fancy dress options.

Grab two of your friends and dress up as this iconic trio.

Match your partner this spooky season

If your trio Halloween costume needs to become a duo, explore our couples Halloween costumes.

There are film characters, Disney characters and much, much more.

5. Dress up as your favourite beverage!

beverage trio halloween costume copy

Credit: Pinterest

It’s tequila time! If you’re having a cheeky tipple this Halloween, then why not use this as your costume inspiration?

Salt, tequila and lime make a fun, fancy dress outfit, but you could also try gin, vermouth and olives for a martini option.

6. Teletubbies trio Halloween costume

Telly tubby trio Halloween costume copy

Credit: Pinterest

For a simple yet nostalgic trio Halloween costume, dress up as the Teletubbies.

Attach a square of metallic fabric or card to a coloured t-shirt and craft their signature head shape from a headband and papier-mache.

Extra pals could dress up as the sun or Noo Noo!

Freak out your family this October

Looking for a Halloween costume with an edge? Browse our scary Halloween costume and become the thing that goes bump in the night…

7. Fairy godmother trio Halloween costume

Fairy godmother trio Halloween costumes copy

Credit: Pinterest

Who remembers this magical trio? Make all your fancy dress wishes come true by transforming into the fairy godmothers from Sleeping Beauty!

8. Condiment trio Halloween costume

Condiment trio Halloween costume copy

Credit: Pinterest

Hot dogs, mustard and ketchup are the perfect trio just like you and your mates.

If you’re not a ketchup or mustard fan why not dress up as your favourite condiment? BBQ sauce, mayo, Sriracha… there’s plenty to choose from!

9. Three blind mice trio Halloween costume

Three blind mice trio Halloween costume copy

Credit: Pinterest

We’ve got another fairytale favourite for you. Turn you and your friends into the three blind mice with just a few accessories.

You’ll need some black sunglasses, a stick and some mouse ears to complete the look.

Need a quick costume idea?

Explore our collection of last minute Halloween costumes for some quick makes and easy DIYs.

10. Funky Fruits trio Halloween costume

Funky fruits trio Halloween costume copy

Credit: Pinterest

Bring some sweetness to the Halloween party by dressing up as your favourite fruit!

From strawberries and pineapples to apples and pears, fruits make easy and super cute Halloween costumes.

Got a baby on the way? Check out our collection of pregnant Halloween costumes.

11. Cat in the Hat trio Halloween costume

Cat in the Hat trio Halloween costume copy

Credit: Pinterest

Colourful and quirky, The Cat in the Hat is a film and book we all know and love.

Turn yourself into the Cat in the Hat and your loved ones into Thing 1 and Thing 2. You’ll be instantly recognisable!

12. Winnie the Pooh and Friends trio Halloween costume

Winnie the Pooh and friends trio Halloween costume copy

Credit: Pinterest

The Hundred Acre Wood is coming to a Halloween party near you! All the characters from Winnie the Pooh would make adorable costumes, especially Piglet, Tigger and Roo.

Pair some handmade cardboard ears with colourful tights and tees, and you’ve got yourself a Halloween costume.

13. Toy Story trio Halloween costume

Toy Story trio Halloween costume copy

Credit: Pinterest

It’s everyone’s favourite Pixar trio – Jessie, Buzz and Woody! Give traditional cowboy and cowgirl Halloween costumes a fun twist by turning them into Toy Story characters.

If you don’t fancy dressing up as Buzz, you could go as Bo Peep instead.

Looking for more size-inclusive costumes?

Head over to our round-up of plus size Halloween costumes.

14. ABBA trio Halloween costume

ABBA trio Halloween costume copy

Credit: Pinterest

You are the dancing queen! It doesn’t matter if you’re an ABBA super fan or just love Mamma Mia; this trio Halloween costume is so much fun.

You and your gal pals can don your flares, glitter and jean jackets and become the famous 70s pop group.

15. Elderly trio Halloween costume

Eldery trio Halloween costume copy

Credit: Pinterest

Pay homage to your grandparents by dressing up as them for Halloween. This trio Halloween costume is both funny and ridiculous. We know everyone at the party will remember this outfit!

If you’re looking for more silly ideas, head over to our collection of funny Halloween costumes.

16. Comic book trio Halloween costume

Comic book heros trio Halloween costumes copy

Credit: Pinterest

Save the day by turning yourself into your favourite comic book hero! From Cat Woman to Harley Quinn, there are plenty of female superheroes and villains you can dress up as (a brilliant group Halloween costume idea!)

Move aside, Avengers, there’s a new crime-fighting squad in town…

17. Alice in Wonderland trio Halloween costume

Alice in Wonderland trio Halloween costume copy

Credit: Pinterest

Fall down the rabbit hole into the world of the weird and wonderful! Alice in Wonderland is a fabulous fancy dress costume, but it’s even better when it’s turned into a Halloween trio costume!

Ask your friends to dress up as the Mad Hatter, Rabbit, Queen of Hearts or even the playing cards.

Get the kids involved!

Discover more family-friendly fancy dress ideas over in our 25 fearsome family Halloween costumes.

There are outfit ideas for single parents, families of two, three, four and five+!

18. Mean Girls trio Halloween costume

Mean Girls trio Halloween costume copy

Credit: Pinterest

Take inspiration from the Plastics this Halloween by dressing up as them. Pink tops, short skirts and a judgy look are all you need to achieve their look – a cheap Halloween costume that you can throw together in a matter of seconds.

Halloween trio costumes just became fetch.

19. Mario trio Halloween costume

Mario trio Halloween costume copy

Credit: Pinterest

Peach and the plumbers are here to party! Turn you and your pals into Mario, Luigi and Peach for a Nintendo throwback costume.

If you don’t feel comfortable dressing up as Luigi and Mario, Princess Daisy and Rosalina make cute alternatives.

20. Clueless trio Halloween costume

Clueless trio Halloween costume copy

Credit: Pinterest

Ugh, as if! Turn you and your girl gang into Clueless this Halloween. Everyone will recognise that iconic yellow blazer suit.

pop culture halloween costumes

Look iconic this October!

Explore our range of pop icons and celebrity Halloween costumes and stand out from the crowd this spooky season.

21. Alvin and the Chipmunks trio Halloween costume

Alvin and the Chipmunks trio halloween costumes copy

Credit: Pinterest

This band of brothers make for an iconic trio of Halloween costumes. Alvin, Theodore and Simon are easy to dress up as, all you need is some colourful hoodies and furry ears.

  • Buy Alvin and The Chipmunks costumes and accessories from Amazon.co.uk
  • Buy Alvin and The Chipmunks costumes and accessories from Amazon.com

Looking for more adorable fancy dress costumes? Head over to our collection of cute Halloween costumes.

22. Harry Potter houses trio Halloween costume

harry potter trio halloween costume

Credit: Pinterest

Dress up as the four iconic houses in Harry Potter! Slytherin, Gryffindor, Hufflepuff and Ravenclaw all have their own distinct colour which you can work into your outfit.

Finish off with a wand and cape, and you’re sorted!

23. Men in Black trio Halloween costume

Men in Black trio Halloween costume

Credit: Pinterest

Turn yourself into everyone’s favourite alien-fighting duo – the Men in Black. Your third friend can dress up as an alien!

Three times the charm

Creating a trio of Halloween costumes with your loved ones is not only fun but a great bonding exercise. You’ll make memories that will last a lifetime and can celebrate your favourite holiday as a group.

Stitching, glueing and crafting your costumes together is also a super wholesome and bonding activity. Stock up on Halloween candy and spend an evening creating your costumes together.

Get crafty this Halloween with more fun DIY costumes

Inspired by these trio Halloween costumes, but not sure how to make them?

Head over to our DIY Halloween costumes guide, which covers everything from constructing your outfit to sewing tips and tricks.

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Phoebe Burt

Phoebe Burt

Phoebe is an experienced craft writer. As well as writing for craft websites and magazines, Phoebe is a freelance copywriter and content producer with work both in print and online. Her work spans the tech, homes, DIY and small business advice. Aside from content writing, Phoebe’s main passions are travelling and crafting (diamond painting, paint by numbers and embroidery are her favourites). She’s backpacked across South East Asia and recently hit her goal of 30 countries under 30 years old!

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