42 Hottest Trio Halloween Costumes

Halloween is basically the Met Gala for the rest of us. And while solo costumes are cute and couples costumes are classic… nothing turns heads faster than a perfectly coordinated trio costume.

Whether you’re hitting the party circuit with your BFFs, corralling your siblings, or dragging along your reluctant coworkers, these 42 hottest trio Halloween costumes will have you serving main-character energy all night long.

Ultimate List of The Best Halloween Costumes for Three

Pop Culture Trios

The Powerpuff Girls (Blossom, Bubbles, Buttercup)

The Power Puff Girls makes for an easy, iconic, instantly recognizable trio Halloween costume.

Harry, Ron, and Hermione (Harry Potter)

Bonus points for wands and British accents.

The Plastics (Mean Girls)

On Wednesdays, we wear pink.

Alvin, Simon, and Theodore (The Chipmunks)

Adorable and super comfy.

Heathers

Bold blazers + croquet mallets = instant statement. If you’re looking for a preppy Halloween costume for three people, this is it!

Destiny’s Child

Matching outfits and unmatched confidence required.

TV & Movie Magic

Totally Spies Trio

Y2K energy! Get this set of Totally Spies costumes here.

Rio Movie Birds

Toy Story

Monsters Inc

• Eleven, Mike, and Dustin (Stranger Things) – Nostalgia + nerd vibes.
• Bella, Edward, Jacob (Twilight) – For the friend who still can’t choose a team.
• Kim Possible, Ron Stoppable, Rufus – Someone gets to be the naked mole rat.
• Phoebe, Monica, Rachel (Friends) – 90s chic + quotable one-liners.
• The Office Trio (Michael, Dwight, Jim) – Easy props: World’s Best Boss mug, stapler in Jell-O, mustard shirt.
• The Mystery Gang (Velma, Daphne, Shaggy) – Scooby optional but encouraged.
• Sabrina and the Aunties (Sabrina the Teenage Witch) Cozy + witchy = perfect combo.
• Lizzie, Miranda, and Gordo (Lizzie McGuire) – Throwback perfection.
• Jess, Nick, and Schmidt (New Girl) – Quirky, comfy, and hilarious.
• The Golden Girls
• For the friend group with great comedic timing.

Foodie Fun (Because why not?)

• Peanut Butter, Jelly, Bread– Easy DIY, instant laughs.
• Bacon, Lettuce, Tomato – BLT never looked so good.
• Salt, Pepper, Ketchup – Comfy + condiment chic.
• Coffee, Donut, Croissant – Breakfast crew, assemble!

Fantasy & Fandoms

Fairies

Super Heros

The Sanderson Sisters (Hocus Pocus)

Wigs, capes, and chaos energy.

• Luke, Leia, Han Solo (Star Wars) – The galaxy’s favorite trio.
• Legolas, Frodo, Gandalf (Lord of the Rings) – DIY robes and wigs work wonders.
• Thor, Loki, Valkyrie (Marvel) – Capes encouraged.
• Sailor Moon, Mercury, Mars – Nostalgia + sparkle.
• Mario, Luigi, Princess Peach – Gaming classic.

Random But Brilliant Trio Halloween Costume Ideas

Things 1, 2 and 3

• Rock, Paper, Scissors – Zero effort, max laughs.
• Netflix, Hulu, Disney+ – Stream queen energy.
• Traffic Light (Red, Yellow, Green) – Glow sticks optional but recommended.
• The Three Blind Mice – Sunglasses + canes + cute ears.
• Emoji Trio (Laughing Cry, Heart Eyes, Ghost) – Giant cardboard cutouts FTW.
• Three Little Pigs – Cozy, pink, adorable.
• The Holy Trinity (Wine, Cheese, Chocolate) – Chic foodie friends unite.
• Angels, Devil, Saint – A little naughty, a little nice.
• Past, Present, Future (Time Travelers) – Creative + versatile.
• WiFi, Battery, Low Signal – Relatable. Painfully so.
• TikTok, Instagram, YouTube – Social media but make it spooky.
• Taylor Swift Eras (Pick 3) – Sparkles, cardigans, or Reputation black leather.

Hottest Trio Halloween Costumes – Conclusion

Trio costumes are the ultimate way to say: yes, we coordinated, yes, we’re fabulous, and yes, we came to win.

Whether you go pop culture, nostalgic throwback, or hilarious pun, the key is committing to the bit. (And maybe practicing your group pose before the party.)

So grab your besties, divvy up the roles, and get ready to be the most talked-about three at the Halloween party.

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