Halloween is the perfect time to let your creativity shine, especially when you team up with friends for group costumes.
Whether you’re a trio or a larger group, these costume ideas are sure to make your Halloween unforgettable.
From trio Halloween costumes like Alvin and the Chipmunks to group Halloween costumes like the Scooby Doo Gang, this list got you covered with fun, easy-to-assemble, and instantly recognizable outfits.
Get ready to turn heads and have a blast with these group costume ideas!
1 – Devil Pajamas
Looking for a simple yet striking group costume idea for Halloween? Devil Pajamas might be just the thing!
This costume combines comfort and style, perfect for a night of festivities. To nail the look, grab a pair of red and black checkered pajama pants, a black crop top or t-shirt, and a pair of devil horn headbands.
The ensemble is easy to put together and ideal for groups who want to coordinate without too much fuss. Add some playful accessories like pitchforks or face paint to elevate the devilish charm.
2 – Alvin and the Chipmunks
Revisit childhood nostalgia with a group costume inspired by Alvin and the Chipmunks!
This classic trio is perfect for friends looking to coordinate their Halloween outfits.
Each person can dress as one of the iconic chipmunks: Alvin with a red shirt and a big yellow “A,” Simon with a blue shirt and glasses, and Theodore with a green shirt and a yellow “T.”
Pair these with black shorts or pants and some playful accessories to complete the look.
3 – Monsters, Inc.
Bring the magic of “Monsters, Inc.” to life with this fun and colorful group costume idea! Perfect for friends who love this Pixar classic, each person can embody a beloved character.
Dress as Mike Wazowski with a green shirt, a big eyeball design, and horns. Another friend can transform into Sulley with a blue onesie covered in purple polka dots.
Finally, complete the trio with Boo, wearing a pink outfit and adorable pigtails. This ensemble is not only easy to put together but also instantly recognizable, making it a hit at any Halloween event.
4 – Star Wars and Classic Witch
Combine the magic of “Star Wars” with a touch of classic Halloween charm for a unique and memorable group costume!
This ensemble features iconic characters like Darth Vader and a Stormtrooper, alongside a traditional Halloween witch.
Perfect for a group with diverse interests, this theme allows everyone to showcase their favorite characters.
The “Star Wars” costumes bring a galactic twist with their detailed designs, while the witch adds a festive, magical element.
This mix ensures your group will stand out at any Halloween event, celebrating both sci-fi and spooky traditions in style!
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5 – Little Red Riding Hood and the Big Bad Wolves
Bring a classic fairy tale to life with a spooky twist for your next group Halloween costume!
This theme features Little Red Riding Hood and the Big Bad Wolves.
One person can don a red cape and hood to transform into Little Red Riding Hood, adding some eerie makeup for a sinister touch. The rest of the group can become the Big Bad Wolves with werewolf masks and plaid shirts.
This combination of familiar storybook characters and Halloween fright is sure to turn heads and make for an unforgettable ensemble at any Halloween event.
Perfect for families or friends, this theme blends nostalgia with a hint of horror for a truly unique group costume.
6 – Winnie the Pooh and Friends
Step into the Hundred Acre Wood with this adorable and nostalgic group costume theme!
Perfect for friends who cherish the beloved “Winnie the Pooh” series, each person can embody a favorite character.
Dress as Winnie the Pooh with a yellow onesie and a red top, Tigger with an orange outfit and black stripes, and Eeyore with a blue onesie featuring his signature ears.
This costume idea is cozy, easy to put together, and instantly recognizable.
Whether you’re heading to a Halloween party or a fun night out, “Winnie the Pooh and Friends” will bring smiles and warm memories to everyone you meet.
7 – Hocus Pocus Sanderson Sisters
Cast a spell this Halloween with a bewitching group costume inspired by the Sanderson Sisters from the classic movie “Hocus Pocus“!
Perfect for a trio of friends, this theme brings the enchanting and mischievous witches to life.
Each person can channel a sister: Winifred with her bold red hair and authoritative presence, Mary with her quirky dark hairdo, and Sarah with her playful blonde streaks.
Complete the look with colorful tulle skirts, spiderweb-patterned tops, and dramatic makeup. This costume idea is sure to captivate and charm at any Halloween event, making it a magical choice for fans of this beloved film.
8 – The Combo
Show off your group spirit with “The Combo” costume theme this Halloween!
Perfect for trios, this creative and playful idea involves coordinating your outfits to spell out a fun message when you stand together.
Dress in matching tulle skirts in vibrant colors and grey t-shirts with parts of the word “THE COMBO!” written on the back.
This theme highlights your unity and teamwork, making it an excellent choice for friends who want to make a bold, cheerful statement.
Simple to assemble and full of personality, “The Combo” is sure to be a hit at any Halloween gathering.
9 – Batman Villains
Embrace the dark side of Gotham City with a group costume theme featuring iconic Batman villains!
Perfect for friends who love the thrill of comic book chaos, this theme brings together the infamous trio of the Joker, the Riddler, and Harley Quinn.
Each character is instantly recognizable with their distinct outfits: the Joker with his green vest, purple suit, and menacing smile; the Riddler with his question mark staff and dark attire; and Harley Quinn with her playful yet dangerous red and black ensemble.
This dynamic and villainous group costume is sure to be a hit at any Halloween event, offering a perfect blend of mischief, fun, and a touch of madness.
10 – Three Good Fairies
Bring the enchanting world of Disney’s Sleeping Beauty to life with this delightful group costume idea featuring the Three Good Fairies: Flora, Fauna, and Merryweather.
Perfect for a trio of friends, this theme is both charming and easy to put together. Each fairy is represented by a distinct color: pink for Flora, green for Fauna, and blue for Merryweather. Pair simple dresses in these colors with matching hats and wands to complete the look.
This whimsical costume will add a sprinkle of fairy dust to any Halloween event, making you and your friends the stars of the night with your magical, coordinated outfits.
11 – The Powerpuff Girls
Unleash your inner superhero with a group costume inspired by the iconic Powerpuff Girls!
Perfect for a trio of friends, this theme brings Blossom, Bubbles, and Buttercup to life with a modern, stylish twist.
Each character is represented by their signature color: pink for Blossom, blue for Bubbles, and green for Buttercup.
Pair colorful crop tops with matching skirts or shorts, and add white knee-high socks and sneakers for a fun, coordinated look.
Don’t forget Blossom’s red bow and Bubbles’ pigtails to complete the transformation.
This vibrant and playful costume is sure to make a powerful statement at any Halloween event, celebrating friendship and girl power!
12 – Mamma Mia!
Channel the glamour and fun of the hit musical Mamma Mia! with a group costume inspired by Donna and the Dynamos!
Perfect for a trio of friends, this theme is all about dazzling performance outfits and ’70s style.
Each person can dress in a white outfit adorned with colorful sashes, paired with knee-high boots to capture the iconic look of the Dynamos. Add some sparkly accessories and hold microphones to complete the ensemble.
This costume is not only visually striking but also celebrates the joyous, musical spirit of *Mamma Mia!*, making it a fantastic choice for any Halloween event.
Get ready to dance, sing, and shine as you bring a bit of the Greek island magic to your Halloween night!
13 – Heathers
Step back into the ’80s with a group costume inspired by the cult classic movie Heathers!
Perfect for a trio of friends, this theme brings to life the iconic and stylish high school clique.
Each character is instantly recognizable with their distinct blazers: red for Heather Chandler, yellow for Heather McNamara, and green for Heather Duke.
Pair these with preppy skirts, knee-high socks, and the essential croquet mallet props to complete the look.
This costume idea is not only visually striking but also celebrates the darkly comedic and edgy vibe of the film. Get ready to rule the Halloween party with confidence and a touch of retro flair!
14 – Harry Potter Trio
Bring the magic of Hogwarts to life with a group costume inspired by the iconic trio from the Harry Potter series!
Perfect for friends or siblings, this theme features Harry Potter, Hermione Granger, and Ron Weasley.
Dress in Hogwarts robes, Gryffindor scarves, and ties to capture the enchanting look of these beloved characters. Complete Harry’s look with round glasses, Hermione’s with a wand, and Ron’s with ginger hair.
This costume idea is not only timeless and recognizable but also celebrates the adventurous spirit of the wizarding world.
Whether you’re heading to a Halloween party or trick-or-treating, the Harry Potter Trio will surely cast a spell of delight on everyone you meet!
15 – Alice in Wonderland
Dive into a world of fantasy and wonder with a group costume inspired by the classic tale of Alice in Wonderland!
Perfect for a trio of friends, this theme brings the beloved characters to life with vibrant and whimsical outfits.
Dress as Alice in a blue dress with a white apron, the Mad Hatter with a colorful, eccentric ensemble and a signature hat, and the Queen of Hearts in a regal red, black, and white outfit complete with heart motifs.
This enchanting costume idea captures the magic and mischief of the story, ensuring you’ll be the talk of any Halloween event. Get ready to adventure through Wonderland and make unforgettable memories with these iconic characters!
16 – Cowgirl and her Cows
Embrace a playful and unique Halloween theme with a cowgirl and her cows!
This group costume idea is perfect for friends who want to mix country charm with a dash of humor.
One person can dress as a stylish cowgirl, complete with a cowboy hat, boots, and a Western-style outfit. The rest of the group can don cow onesies, featuring black and white spots and adorable cow ears.
This theme is not only easy to put together but also ensures a cohesive and eye-catching look. Whether you’re hitting a Halloween party or just having fun together, this cowgirl and cows costume will surely bring smiles and laughter to everyone around!
17 – Toy Story Aliens: A Fun and Out-of-This-World Idea
Blast off into a playful and memorable Halloween with a group costume inspired by the lovable aliens from Toy Story!
This theme is perfect for friends who want to showcase their fun and quirky side.
Each person can dress in a blue outfit, reminiscent of the aliens’ uniform, and complete the look with headbands featuring the aliens’ signature three eyes and antennae. Add some neon green socks to capture their unique color scheme.
This costume is not only easy to assemble but also ensures a cohesive and instantly recognizable look. Whether you’re attending a party or trick-or-treating, the Toy Story Aliens will bring a touch of Pixar magic and extraterrestrial fun to your Halloween celebration!
18 – Rock, Paper, Scissors: A Fun and Interactive Idea
Transform the classic game of Rock, Paper, Scissors into a creative and interactive group costume this Halloween!
Perfect for a trio, this theme brings the iconic hand game to life with clever and easy-to-make outfits.
Dress one person as “Rock” by using crumpled paper or a rock-like costume, another as “Paper” with a lined paper costume, and the third as “Scissors” with a fun pair of scissors outfit.
This playful and instantly recognizable theme is sure to be a hit at any Halloween event, providing endless fun and photo opportunities. Get ready to settle every dispute in style with this unique and entertaining costume idea!
19 – Map Pins: A Creative and Easy Idea
Navigate your way to Halloween fun with this inventive group costume theme: Map Pins!
Perfect for coworkers, friends, or families, this theme is both simple and effective.
Each person can wear a gray shirt with a map layout drawn on it and a large red pin-shaped headpiece featuring a letter to represent different locations.
The combination of everyday clothing and a standout headpiece makes this costume easy to assemble and comfortable to wear.
Whether you’re attending a party or just enjoying the Halloween festivities, the Map Pins costume is sure to be a hit, guiding you straight to the spotlight with its clever and recognizable design!
20 – Scooby-Doo Gang: A Classic and Fun Idea
Solve the mystery of what to wear this Halloween with a timeless group costume inspired by the beloved Scooby-Doo gang!
Perfect for a group of friends, this theme brings to life the iconic characters from the classic animated series. Dress up as:
1. Velma – In a turtleneck sweater, red skirt, orange knee-high socks, and glasses.
2. Daphne – In a purple dress, green scarf, and orange tights.
3. Fred – In a white shirt, blue pants, and an orange ascot.
4. Shaggy – In a green t-shirt and brown pants.
5. Scooby-Doo – In a full dog costume.
This ensemble is instantly recognizable and full of nostalgic charm.
Whether you’re attending a Halloween party or hitting the streets for some trick-or-treating, the Scooby-Doo gang costume ensures a fun and spooky adventure for all!
Get ready to unmask some villains and enjoy a night of mystery and fun with this classic group costume idea.
21 – Mary Poppins: A Delightful and Enchanting Costume Idea
Step into the magical world of Cherry Tree Lane with a group costume inspired by the beloved characters from Mary Poppins!
Perfect for families or groups of friends, this theme brings to life the enchanting story and its iconic characters. Dress up as:
1. Mary Poppins – In a classic white dress with red accents, a hat, and a parrot umbrella.
2. Bert – In his colorful striped jacket, bow tie, and boater hat.
3. Jane and Michael Banks – In period-appropriate children’s clothing, reflecting their classic looks from the film.
4. Penguin Waiter – In a black and white penguin costume, adding a whimsical touch from the Jolly Holiday scene.
5. Suffragette Mrs. Banks – In a sash reading “Votes for Women,” representing her spirited character.
This delightful costume idea captures the charm and whimsy of the classic Disney movie, making it a perfect choice for any Halloween event.
Whether you’re attending a party or enjoying a day at the park, the Mary Poppins group costume is sure to bring smiles and nostalgia to everyone around!
22 – Star Wars Heroes: An Epic Group Halloween Costume
Join the Rebel Alliance and fight the Galactic Empire with this epic Star Wars group costume! Perfect for fans of the iconic franchise, this theme brings together some of the most beloved characters from a galaxy far, far away. Dress up as:
1. Han Solo – In a white shirt, black vest, and pants with a blaster at the ready.
2. Chewbacca – In a furry suit with the signature bandolier.
3. Princess Leia – In her classic white gown and iconic hair buns.
4. Lando Calrissian – In a stylish cape, tie, and suave demeanor.
This ensemble captures the adventurous spirit and camaraderie of the Star Wars heroes, making it a perfect choice for any Halloween event.
Whether you’re attending a party or embarking on your own mission, these costumes will ensure you stand out as the ultimate team of galactic heroes. May the Force be with you this Halloween!
23 – Snow White and the Seven Dwarfs: A Charming Group Halloween Costume Idea
Step into a fairy tale with a group costume inspired by the beloved Disney classic, Snow White and the Seven Dwarfs! Perfect for a large group, this theme brings the enchanting story to life with iconic characters. Dress up as:
1. Snow White – In a classic blue and yellow dress with red accents and a red headband.
2. The Seven Dwarfs – Each dwarf can wear a distinct hat and outfit, complete with white beards and colorful clothes that reflect their unique personalities (e.g., Doc, Grumpy, Happy, Sleepy, Bashful, Sneezy, and Dopey).
3. The Evil Queen – In a regal outfit with a dark cape, crown, and holding a basket of apples.
This costume idea is perfect for showcasing teamwork and creativity, allowing each person to embody a character from the timeless tale.
Whether you’re attending a Halloween party or participating in a themed event, the Snow White and the Seven Dwarfs group costume will captivate and charm everyone around with its delightful and nostalgic appeal.
24 – Mario Kart: A Fun and Fast-Paced Group Halloween Costume Idea
Rev up your Halloween with a group costume inspired by the beloved video game Mario Kart! Perfect for friends or coworkers, this theme brings the excitement and fun of the racetrack to life with colorful and creative outfits. Dress up as:
1. Mario – In his classic red hat and overalls, complete with a mustache.
2. Luigi – In his green hat and overalls, also sporting a mustache.
3. Princess Peach – In a pink dress and crown, ready to race.
4. Toadette – In a polka-dotted outfit with a mushroom cap.
5. Yoshi – In a green dinosaur costume.
6. Shy Guy – In a red hooded outfit with a white mask.
Add cardboard go-karts to complete the look, creating a visual effect of the characters racing down the hallway or street.
This costume idea is not only visually impressive but also nostalgic and fun, making it a hit at any Halloween event.
Whether you’re attending a party or parading through the office, the Mario Kart group costume is sure to bring smiles and a competitive spirit to everyone around!
Wrapping Up Group Halloween Costumes
No matter the size of your group, Halloween is the perfect opportunity to coordinate and have fun with creative costumes.
From trio Halloween costumes to larger group Halloween costumes there’s something for everyone.
So gather your friends, pick your favorite theme, and make this Halloween one to remember with these fantastic group costume ideas.
Happy Halloween!
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