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 gathered 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
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.
- Buy Powerpuff girls costumes and accessories from Amazon and HalloweenCostumes.co.uk
- Buy Powerpuff girls costumes and accessories from Amazon and HalloweenCostumes.com
2. Sun moon and stars trio Halloween costume
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.
- Buy sun, moon and star headdresses now from Amazon.co.uk and Etsy
- Buy sun, moon and star headdresses now from Amazon.com
3. Daphne, Scooby and Velma trio Halloween costume
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.
- Buy Scooby trio halloween costumes and accessories from Amazon.co.uk and HalloweenCostumes.co.uk
- Buy Scooby trio halloween costumes and accessories from Amazon.com and HalloweenCostumes.com
4. Hocus Pocus trio Halloween costume
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.
- Buy Hocus Pocus costumes and accessories from Amazon.co.uk and HalloweenCostumes.co.uk
- Buy Hocus Pocus costumes and accessories from Amazon.com and HalloweenCostumes.com
5. Dress up as your favourite beverage!
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.
- Buy beverage trio halloween costumes and accessories from Amazon.co.uk and HalloweenCostumes.co.uk
- Buy beverage trio halloween costumes and accessories from Amazon.com and HalloweenCostumes.com
6. TeleTubbies trio Halloween costume
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 paper mache.
- Buy colourful t-shirts from Amazon.co.uk and Amazon.com
Extra pals could dress up as the sun or Noo Noo!
- Buy Teletubbies costumes and accessories from Amazon.co.uk and HalloweenCostumes.co.uk
- Buy Teletubbies costumes and accessories from Amazon.com and HalloweenCostumes.com
7. Fairy godmother trio Halloween costume
Who remembers this magical trio? Make all your fancy dress wishes come true by transforming into the fairy godmothers from Sleeping Beauty!
- Buy fairy godmother costumes and accessories from Amazon.co.uk and HalloweenCostumes.co.uk
- Buy fairy godmother costumes and accessories from Amazon.com and HalloweenCostumes.com
8. Condiment trio Halloween costume
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!
- Buy condiment trio halloween costumes and accessories from Amazon.co.uk and HalloweenCostumes.co.uk
- Buy condiment trio halloween costumes and accessories from Amazon.com and HalloweenCostumes.com
9. Three blind mice trio Halloween costume
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.
- Buy three blind mice costumes and accessories from Amazon.co.uk and HalloweenCostumes.co.uk
- Buy three blind mice costumes and accessories from Amazon.com and HalloweenCostumes.com
10. Funky fruits trio Halloween costume
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.
- Buy funky fruit trio halloween costumes and accessories from Amazon.co.uk and HalloweenCostumes.co.uk
- Buy funky fruit trio halloween costumes and accessories from Amazon.com and HalloweenCostumes.com
11. Cat in the Hat trio Halloween costume
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!
- Buy The Cat in the Hat trio halloween costumes and accessories from Amazon.co.uk and HalloweenCostumes.co.uk
- Buy The Cat in the Hat trio halloween costumes and accessories from Amazon.com and HalloweenCostumes.com
12. Winnie the Pooh and friends trio Halloween costume
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.
- Buy colourful t-shirts from Amazon.co.uk and Amazon.com
- Buy Winnie the Pooh trio halloween costumes and accessories from Amazon.co.uk and HalloweenCostumes.co.uk
- Buy Winnie the Pooh trio halloween costumes and accessories from Amazon.com and HalloweenCostumes.com
13. Toy Story trio Halloween costume
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.
- Buy Toy Story trio halloween costumes and accessories from Amazon.co.uk and HalloweenCostumes.co.uk
- Buy Toy Story trio halloween costumes and accessories from Amazon.com and HalloweenCostumes.com
Looking for more size-inclusive costumes?
Head over to our round-up of plus size Halloween costumes.
14. ABBA trio Halloween costume
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.
- Buy Abba costumes and accessories from Amazon.co.uk
- Buy Abba costumes and accessories from Amazon.com
15. Elderly trio Halloween costume
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!
- Buy grandparent costumes and accessories from Amazon.co.uk and HalloweenCostumes.co.uk
- Buy grandaparent costumes and accessories from Amazon.com and HalloweenCostumes.com
If you’re looking for more silly ideas head over to our collection of funny Halloween costumes.
16. Comic book trio Halloween costume
Save the day by turning yourself into your favourite comic book hero! From Cat Woman to Harley Quinn, there’s plenty of female superheroes (and villains) you can dress up as.
Move aside Avengers, there’s a new crime-fighting squad in town…
- Buy comic book hero costumes and accessories from Amazon.co.uk and HalloweenCostumes.co.uk
- Buy comic book hero costumes and accessories from Amazon.com and HalloweenCostumes.com
17. Alice in Wonderland trio Halloween costume
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 Halloween trio costumes!
Ask your friends to dress up as the Mad Hatter, Rabbit, Queen of Hearts or even the playing cards.
- Buy Alice in Wonderland costumes and accessories from Amazon.co.uk and HalloweenCostumes.co.uk
- Buy Alice in Wonderland costumes and accessories from Amazon.com and HalloweenCostumes.com
18. Mean Girls trio Halloween costume
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. Halloween trio costumes just became fetch.
- Buy Mean Girls costumes and accessories from Amazon.co.uk and HalloweenCostumes.co.uk
- Buy Mean Girls costumes and accessories from Amazon.com and HalloweenCostumes.com
19. Mario trio Halloween costume
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.
- Buy Super Mario costumes and accessories from Amazon.co.uk and HalloweenCostumes.co.uk
- Buy Super Mario costumes and accessories from Amazon.com and HalloweenCostumes.com
20. Clueless trio Halloween costume
Ugh as if! Turn you and your girl gang into Clueless this Halloween. Everyone will recognise that iconic yellow blazer suit.
- Buy Clueless costumes and accessories from Amazon.co.uk and HalloweenCostumes.co.uk
- Buy Clueless costumes and accessories from Amazon.com and HalloweenCostumes.com
21. Alvin and the Chipmunks trio Halloween costume
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
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!
- Buy Harry Potter costumes and accessories from Amazon.co.uk and HalloweenCostumes.co.uk
- Buy Harry Potter costumes and accessories from Amazon.com and HalloweenCostumes.com
23. Men in Black trio Halloween costume
Turn yourself into everyone’s favourite alien-fighting duo – the Men in Black. Your third friend can dress up as an alien!
- Buy Men in Black costumes and accessories from Amazon.co.uk and HalloweenCostumes.co.uk
- Buy Men in Black costumes and accessories from Amazon.com and HalloweenCostumes.com
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 Gathered
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.
