Genius Girliest Group Halloween Costumes

Group Halloween costumes ideas 101! These are perfect hot college girl Halloween costumes if you want to share your look with your friends in spooky season. For more girly Halloween costumes and ideas check out these Girliest Halloween and Fall Nails, Hot College Halloween Costumes for Girls and How to Celebrate Halloween at College ideas!

What are some good group Halloween costume ideas?

1. Gotham Sirens costume

By @xenazeitgeist 👈🏻

How cute are these pastel Gotham sirens costumes! This is such a unique and beautiful Halloween group costume idea, you can have so much fun with it and will stand out from everyone.

2. Victoria’s Secret group costume

By @bittersweetbeautyyy 👈🏻

Get all the use out of your pink satin robe with this Victoria’s Secret group costume idea! It may be an oldie but a goodie, it still looks really cute and is one of the easiest last minute group Halloween costume ideas to try. Pink satin robes are easy to find second hand on places like ebay and depop!

3. Mummy group costume

By @baybes_ 👈🏻

One of the cutest and most flattering Halloween costumes, the mummy costume never goes out of style! It’s so easy to put together, especially if you are all matching as a group, then just finish off with some bandages tied round you as accessories.

4. Austin Powers inspired group costume

By @krisv8 👈🏻

The cutest ever Austin Powers inspired group costume! The shiny gloves are so pretty, all the Ariana Grande vibes too, if you’re looking for a Halloween costume to celebrate your favourite idol.

5. Magician assistant group costume

By @danigb25 👈🏻

The magician-assistant-rabbit costume is always an adorable way to dress up for Halloween, you can have so much fun with it, even add long black evening gloves for a femme fatale look!

6. Grease Pink Ladies group costume

By @msgreen17 👈🏻

Why not dress as pink ladies for Halloween or channel your inner Sandy with these adorable Grease Halloween costumes that are perfect as a group Halloween costume idea!

7. Ninja group costume

By @lellian_ 👈🏻

These adorable ninja Halloween costumes are so cute! The perfect way to twin with your friends on Halloween and you can even find bits and pieces for these costumes in your wardrobe or closet.

8. Mouse group costume

By @dancer_laylee 👈🏻

How cute are these mouse costumes! The perfect easy DIY group costume idea and there is so much you can do with this costume, wear all the silver to shine in the dark!

9. Three Blind Mice group costume

By @ballroombeachesbliss 👈🏻

I absolutely love this costume idea! The tulle skirt is so cute and this is a perfect friends group Halloween costume idea if you want to cover up a little more on Halloween, plus it’s so easy to create, the perfect low cost group Halloween costume idea!

10. Lara Croft inspired group costume

By @_aleksandra_vera 👈🏻

A super easy group costume to put together! You could use bits and pieces from your wardrobe for this look and finish by using makeup to create smears of dirt to make it look uber realistic.

11. Mean Girls inspired group costume

By @acquire_socal 👈🏻

The Mean Girls costume will never not be a good idea! The perfect girly costume idea that lets you celebrate Mean Girls month at the same time. The girliest group costume idea ever!

12. Britney group costume

By @justmejanel_ 👈🏻

Halloween is the perfect opportunity to channel your inner Britney! Each member of your group can don one of her iconic outfits to put together a whole Britney wardrobe, with every variation of Britney for your group Halloween costume!

13. Mr Wonka group costume

By @justmejanel_ 👈🏻

Halloween is the perfect time to pay homage to your childhood favourite films and this group costume idea is hilarious and so much fun! Plus you get to wear the coolest sunglasses ever. This is such a fun non revealing costume idea for Halloween that means you can get really creative with your look!

14. Devil inspired group costume

By @eyerisii 👈🏻

This is such a cool idea for a large group Halloween costume! Everyone wears the same exact colour with different outfits, like a girl band. This is such a cute way to dress up your group of friends for Halloween, these costumes give me Elektra Natchios vibes.

15. Soda inspired group costume

By @lyamariella 👈🏻

I never knew about this group costume idea until recently, but it’s one of my favourites! Each person dresses up as a different soda or fizzy drink and the latex style outfits are so cute and go together perfectly.

16. Power Rangers group costume

By @richandbennett 👈🏻

If you can’t go Sailor Moon, go go Power Rangers! Although fights may ensue in your group over who wear which colour suit, it’s such an amazing idea to create tons of memories and take tons of photos. It’s such a flattering costume too, without being too revealing, if that’s what you’re looking for.

17. Air Hostess group costume

By @morganfabulous 👈🏻

Air hostess costumes make such a great group Halloween costume idea! It is the perfect way to dress up your group – you could even cross dress with girls donning stereotypical pilot gear and guys dressing as air hostesses!

18. Pink Ladies group costume

By @emi_sklar 👈🏻

I’m a sucker for this theme, I love it so much! The Pink Ladies jackets are so iconic, along with the neckties too, so recognisable yet so girly and fresh! This works perfectly as a group Halloween costume, it gives it extra oomph!

19. Sprinkles Ice Cream group costume

By @yensisters 👈🏻

One of the easiest DIY Halloween group costumes to put together, that is so clever and effective at the same time, these ice cream sprinkles outfits are so cute! The ice cream cone hats are everything.

20. Ghostbusters group costume

By @magicallykristenxo 👈🏻

This look is so cute and flattering, and so easy to recreate too! Find some tan or beige utility boiler style suits, then add belts, sunglasses and the ghost busters logo, then voila!

21. Bratz inspired group costume

By @gina_ruzycki 👈🏻

Why not fulfill your childhood dreams and become a Bratz doll for Halloween! This costume idea is so cute and can be as revealing as you want it to be, plus celebrates all the 2000’s trends that are in fashion again now. Try wearing wet look fabrics that give a ‘plastic doll’ look, there are lots of second hand pieces out there that would be perfect for this! Customise a white top with the Bratz logo, then add fluffy hair bobbles, a choker and fluorescent glasses.

22. TY Toy inspired group costume

By @mon_cheri8 👈🏻

This group costume idea is so versatile, yet it is genius! It’s so simple and easy to put together too, such a cool low cost group Halloween costume idea! All you need is an animal onesie or costume for each member of your group, then create and attach the red heart shaped ‘ty’ labels. It will even keep you nice and warm on Halloween night too, if you live somewhere chilly in autumn/fall. This is perfect for if you are looking for a Halloween group costume idea that isn’t too revealing, you can feel super cosy and comfortable in, look adorable and have fun with your friends. If you’re looking for a last minute group Halloween costume idea, this is the best go to ever!

23. Clueless inspired group costume

By @sassyredlipstick 👈🏻

All the preppy vibes! This adorable girly costume idea makes use of all the trends that are popular today and gives you the chance to live out your Cher fused Gossip Girl dreams, plus you can make it as revealing as you want or emulate the film as much as you like. You could even go ott and fashion everything about your outfit from the same tweed pattern!

24. Fabulosa inspired group costume

By @infullcolorus_ 👈🏻

I think this Halloween group costume idea is fabulous! I would never have thought of cosplaying as detergent bottles but it works so well! This is perfect to do as a group as each person can dress as a certain different scent; you could dress up as different bottles of Lenor or even body wash!

25. Powerpuff Girls group costume

By @bbaesill 👈🏻

This modern Powerpuff Girls group costume is such a cool take on the original childhood favourite! The only tricky part is deciding who should play which character! This is such a cool and creative DIY group costume idea and one of the best suited trio Halloween costumes for a group of three people.