Christmas party costumes are in ✦ Ideas & guides for every theme ✦ Sizes from toddler to plus size

Christmas fancy dress ideas for adults

Young Couple in Festive Elf Costumes Holding a Red Christmas Gift

The invite says festive fancy dress and you’ve got a week. Good news: Christmas is the easiest theme of the year, because everyone already knows the characters. These fancy dress ideas for Christmas run from five-minute fixes to proper showstoppers, with honest notes on what’s comfy, what’s warm and what you’ll regret by 11pm. Party season is short, so let’s get you into the festive spirit.

If you just want to browse, our Christmas fancy dress section has everything in one place. Otherwise, read on and pick a lane.

The classics that never miss

There’s a reason these turn up at every party. They’re instantly recognisable, easy to buy in any size and you can dress them up or down.

Santa Claus

The big man himself. A full suit with a beard and belt does the job, and you can go as cheap or as deluxe as you like. Budget suits are thin felt, so if you want it to look good in photos, it’s worth stepping up to a Santa costume with a plush trim. Browse our Santa costumes for everything from pound-shop style to professional grotto quality.

Wicked Costumes Super Deluxe Santa Suit

Wicked Costumes Super Deluxe Santa Suit

A solid mid-range suit with a thicker feel than the bargain sets. Good if you’ll be wearing it for a whole evening and want it to survive the photos.

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Mrs Claus

A red dress with white trim, an apron, little round glasses and a grey bun. It’s cosy, it’s cheerful, and it works solo or as half of a pair. Plus-size options are easier to find for Mrs Claus than for most costumes, which is a bonus.

Mrs Claus Costume (6 Piece)

Mrs Claus Costume (6 Piece)

A complete set, so there’s nothing extra to buy. It suits anyone who wants a warm, family-friendly look that still feels like a proper costume.

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Elves

Elves are the most flexible of the lot. Stripy tights, a green tunic, a pointy hat with ears, done. Go cute, go cheeky or go full Buddy from Elf with the yellow tights and the big grin. Our elf costumes cover adults, kids and matching family sets.

Adult Buddy the Elf Costume

Adult Buddy the Elf Costume

If you want the elf everyone will quote all night, this is it. Fit is roomy rather than tailored, so check the size chart before ordering.

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Christmas costume ideas for adults who want a laugh

Want to win the costume prize? These Christmas costume ideas for adults are funnier, a bit more daring and great for breaking the ice at a work do.

  • Christmas pudding: a round, padded tunic with a sprig of holly on your head. Silly, warm and very British.
  • The Grinch: green face paint, a fluffy green hoodie or jumper, and a Santa hat worn at a slant. Bonus points for a sly smile and scowling at the tinsel.
  • Ebenezer Scrooge: a long dark coat, a nightcap or top hat, and a candle-shaped prop (an LED one, please). Easy with charity-shop finds.
  • Christmas tree: a green top covered in tinsel and mini baubles, with a star headband on top. Christmas tree costumes are one of the easiest to make at home.
  • The turkey: a brown or white padded top, a paper chef’s frill on each wrist and a red wattle on a headband. A guaranteed laugh at Christmas dinner.
  • A Christmas cracker: wrap yourself in shiny paper tubes, add a paper crown and carry a terrible joke on a card.
  • The Wet Bandits from Home Alone: beanie hats, scruffy coats and a bit of red make-up on the forehead. Perfect for two mates.
Smiffys Christmas Pudding Costume

Smiffys Christmas Pudding Costume

One of the funniest costumes you can wear to a festive party, and it’s padded, so you’ll stay warm on the walk home. It’s bulky, though, so not ideal for a cramped bar.

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The Grinch Women's Oversized Hoodie

The Grinch Women’s Oversized Hoodie

An easy Grinch base you’ll actually wear again on cold mornings. Add green face paint and a Santa hat and you’re there.

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Top tip: If you’re going as the Grinch, use cosmetic-grade face paint, not craft paint, and do a patch test on your inner arm the day before. Our face paint and make-up range has kits made for skin.

Easy Christmas fancy dress for last-minute panics

Party tonight and nothing to wear? You don’t need a full costume to join in. A good accessory and a confident attitude will get you through.

  • Rudolph: brown top, light-up antlers and a red nose. Done in under a minute.
  • Snowman: all white, a black hat, a carrot-orange scarf and three black buttons drawn or pinned on.
  • Festive jumper plus: your loudest Christmas jumper with a matching headband, scarf and earrings. Not technically a costume, but nobody will argue.
  • Bauble: a shiny gold top, a silver party hat for the hook, and a touch of cosmetic glitter on the cheeks (never near the eyes).
  • Angel: a white dress or long top, a tinsel halo and a pair of wings.
LED Glowing Reindeer Antlers Headband

LED Glowing Reindeer Antlers Headband

The simplest way to look festive in seconds. Check the batteries before you go out and switch it off if you’re driving.

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For more quick fixes, our Christmas accessories have hats, headbands and boppers that turn any outfit into a costume. Accessories are also the easiest way to add a finishing touch to shop-bought Christmas costumes.

Christmas party costume ideas for groups

Group costumes are where Christmas really shines. Here are some Christmas party costume ideas that work for friends, families or a whole office.

  • Santa and his elves: one Santa, everyone else in elf hats and green. Scales to any group size.
  • Santa’s reindeer: nine people, nine antler headbands and name badges (Dasher, Dancer and the rest). Someone has to be Rudolph.
  • The Nativity: Mary, Joseph, shepherds, kings and a slightly unhinged donkey. Adult nativity costumes are easy to improvise, and tea towels are allowed.
  • A Christmas Carol: Scrooge, Bob Cratchit, Tiny Tim and the three ghosts. Great for literary types.
  • The Twelve Days of Christmas: one person per day, from a partridge to drummers. Brilliant chaos.

For more inspiration across every theme, have a look at our costume ideas hub.

Fancy dress ideas for Christmas compared

Here’s a quick look at how the main options stack up, so you can choose based on effort, warmth and how much attention you want.

CostumeBest forEffortWarmthWhere to start
SantaHosts, dads, grotto dutyLowVery warmA full suit with beard
Mrs ClausCouples or soloLowWarmA dress and apron set
ElfAny age, any groupLowMediumHat with ears and stripy tights
Christmas puddingWinning the prizeLowVery warmA padded pudding tunic
GrinchComedy and photosMediumWarmGreen hoodie and face paint
ScroogeCharity-shop fansMediumWarmLong coat and nightcap
ReindeerLast-minute plansVery lowDepends on your topLight-up antlers

How to choose a Christmas fancy dress costume that works on the night

Even the best fancy dress ideas for Christmas can go wrong if the costume doesn’t suit the venue. A few things to think about before you order:

  1. Check the venue. A padded pudding is fun at a house party but awkward on a packed dance floor. Inflatables and wide costumes can be a squeeze on public transport too.
  2. Think about temperature. Santa suits get hot indoors. Wear a thin T-shirt underneath so you can take the jacket off without losing the look.
  3. Size up if in doubt. Party costumes often run small and one-size really means one size. Our size guide explains how to measure.
  4. Mind the candles. Capes, long robes, beards and tinsel all catch easily, so keep them well away from candles and open fires.
  5. Try it on early. Don’t leave the first fitting until the night. A try-on a few days before gives you time to swap sizes or add layers.

If you’re dressing a mini-me too, our kids costumes include matching Christmas costumes, from elves and Santas to angels. Look for flame-retardant, UKCA or CE-marked costumes for children.

Frequently asked questions

What should I wear to a Christmas fancy dress party?

The safest bets are Santa, Mrs Claus, an elf or a reindeer, because everyone recognises them and they’re easy to buy. If you want to stand out, try a Christmas pudding, the Grinch or Scrooge. Whatever you choose, make sure you can sit, dance and get to the bar in it.

What are easy Christmas costumes for adults?

Light-up antlers with a brown top make a quick reindeer, and an all-white outfit with a black hat and orange scarf makes a snowman. An elf hat with stripy tights is another five-minute option. You can build any of these around clothes you already own.

What can couples wear to a Christmas party?

Santa and Mrs Claus is the classic, but Buddy and Jovie from Elf, the Grinch and Cindy Lou Who, or a reindeer and a snowman are all fun twists. Matching Christmas jumpers are the low-effort option if one of you isn’t keen on full fancy dress.

Are cheap Christmas costumes worth it?

For a one-off party, a budget costume is usually fine. Expect thinner fabric, looser stitching and sizing that can run small. If you’ll wear it every year or for a grotto, a mid-range suit will look better and last longer.

More costume ideas