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Best Costumes starting with K

Looking for some fun and unique dress up costumes starting with K? I have compiled a list (with photos) of the most amazing costumes that start with K for adults, kids, babies, pets, and couples or group ideas.

There are so many fun costumes for any type of K fancy dress party or special event. They are also fun for Halloween or any dress up party and even book week.

Some of these costumes are available to purchase and others are listed for some fun DIY ideas – the possibilities are endless.

costumes starting with k

Costumes Starting with K

Dress up parties are such a fun idea when you are allocated a letter to dress up as. You might be reading this if you have a letter k party to attend.

I have organized this K costumes list into some fun categories such as food, movie characters, cartoon characters, animals, colors, celebrities and more. These costumes are suitable for adults, kids, babies, pets, couples and groups. There are also options for plus size costumes as well.

Xtinmee Valentine's Day Costume, Adult Heart Costume, Kiss Me Heart Costume for Adult, Cute One Size Fits Most Adult Costume for Halloween Valentines Day Anniversary Mothers Day Props Party Costume
Kiss Me Costume

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There are easy costumes like the t-shirt below and elaborate costumes that will stand out in a crowd. Scroll down to see them all.

Funny Push My Buttons Nerd Halloween Costume Keyboard T-Shirt
Easy Keyboard Costume

Things That Start with K

  • Kite
  • Kitchen Sink
  • Knife
Rasta Imposta Knife, Silver, One Size
Knife Costume
  • Kayak
  • Kazoo
  • Keyboard
Veniyate Women's Spaghetti Strap Dresses Piano Keyboard Music Note Print Sleeveless Oversized Beach Loose Long Maxi Swing Dress
Keyboard Dress
  • Keypad
Keypad Costume
  • Khakis
Leg Avenue Women's Top Gun Flight Zipper Front Dress Costume
Khaki Costume
  • Keg
Fun World mens Funworld Beer Keg adult sized costumes, Silver, One Size US
Keg Costume
  • Kissing Booth
Kissing Booth Costume T Shirt - Halloween Shirts
Kissing Booth Costume
  • Kettle
  • Key
  • King
Forum Novelties Men's King Robe and Crown Costume, Purple, One Size
King Costume
  • Knot
  • Knuckle
  • Kidney
  • Kaleidoscope
  • Kingpin
  • Karaoke
  • Knitting

Celebrities that Start with K

  • Kim Kardashian
  • Kanye West
HENGYUTOYMASK Realistic Latex Singer Rapper Star Presidential Run Candidate Celebrity President Genuine Kanye Rubber Mask Merch
Kanye West Mask
  • Keanu Reeves (Neo)
UGFashions Matrix Neo Keanu Black Costume Gothic Steampunk Reeves Wool Trench Coat
Keanu Reeves Neo Costume
  • Kevin Bacon
  • Kobe Bryant
  • Kelly Clarkson
  • Kyrie Irving
  • Kurt Cobain
  • Keith Urban
  • Kesha
  • Keira Knightley
  • Kevin Hart
  • Katy Perry
Rubie's Katy Perry California Gurl Cupcake Adult Costume - Medium
Katy Perry Costume
  • Kendall Jenner
  • Kylie Jenner
  • Kris Jenner
  • Kate Moss
  • Kid Cudi
  • Kid Rock
  • Kodak Black
  • Khloe Kardashian
  • Kourtney Kardashian
  • Kendrik Lamar
  • Katharine Hepburn
  • Kim Basinger
  • Kristen Stewart
  • Kate Upton
  • Kylie Minogue
  • Kiefer Sutherland
  • Kim Cattrall
  • Kristen Dunst
  • Kendrick Lamar
  • Kate Beckinsale
  • Kirk Douglas
  • Kristen Bell
  • Kate Mckinnon
  • Kevin Spacey
  • Kate Winslet
  • Kevin Costner
  • Kenny G
  • Kenny Rogers
  • Klay Thompson `
  • Kevin Durant
  • Keith Richards
  • Kiss
Plus Size Adult Gene Simmons KISS Costume Men's Demon Costume 2X Black
Kiss Costume

 Or how about using a last name for more ideas:

  • Ashton Kutcher
  • Beyonce Knowles
  • Anthony Kiedis
  • Nicole Kidman
  • Mila Kunis
  • Chad Kroeger
  • Heidi Klum
  • Alicia Keys
  • Jimmy Kimmel
  • Johnny Knoxville
  • Lenny Kravitz
  • Miranda Kerr
  • John Krasinski

Read on to find HEAPS more costumes that start with the letter k.

Famous Figures Starting with K

  • President John F. Kennedy
  • Karl Marx
  • Kamala Harris
  • Kate Middleton (Princess of Wales)
  • King Tut
Dreamgirl Adult King Tut Costume, Mens Ancient Egyptian Pharaoh, Fashion King of Egypt Halloween Costume Medium
King Tut Costume
  • King James I
  • King Charles
  • Knights of Malta
  • Knights Templar
  • Knights of the Round Table
Forum Novelties mens Knight of the Round Table Adult Sized Costumes, Silver, Standard US
Knight of the Round Table Costume
  • King Henry V
  • King William
  • King Henry VIII
  • King James VI
  • King Edward

Characters That Start with K

  • Karate Kid
Adult Karate Kid Daniel San Costume Men's Karate Kid Costume Large
Karate Kid Costume
  • Kermit the Frog
Disguise Men's Kermit Deluxe Adult Costume, Black/Green, X-Large
Kermit Costume
  • Kylo Ren
Xcoser Mens Kylo Ren Cosplay Robe & Under Tunic & Gloves & Scarf & Belt Outfit Costume, Black, Large
Kylo Ren Costume
  • Katniss Everdeen
Rubie's womens The Hunger Games Deluxe Katniss "Rebel" Mockingjay Part 1 Adult Sized Costumes, As Shown, Medium US
Katniss Costume
  • Ken
Spirit Halloween Barbie the Movie Adult Skating Ken Costume - S | Officially Licensed | Mattel | Couples Halloween Costumes | '80s Accessories
Ken Costume


Ken Barbie Box Accessory Only for Your Halloween Costume, Adult, One Size Pink
Ken in a Box Costume
  • Kramer
COOFANDY Men's Vintage Bowling Shirt Short Sleeve Button Down Summer Cuba Beach Shirts Black Red
Kramer Shirt Costume
  • Krampus
  • King Kong
  • King Midas
Forum Novelties mens Costume, Gold, Standard US
King Midas Costume
  • Kratos
  • Killmonger
  • Kate Bishop
  • Kraken
  • Kakashi
  • Kirby

Cartoon Character Starting with K Costumes

  • Kung Fu Panda
Adult Kung Fu Panda Po Costume X-Large
Kung Fu Panda Costume
  • Kenny – South Park
Rubie's Adult Comedy Central South Park Kenny Costume, As Shown, Large
Kenny South Park Costume
  • Kristoff – Frozen
Disney Kristoff Costume, Official Frozen Outfit for Adults, Size 2X Large
Kristoff Costume
  • Kim Possible
Disguise Kim Possible Cosplay Kim Possible Costume Women with Kim Possible Belt Large
Kim Possible Costume
  • Kowalski – Penguins of Madagascar
  • Kaa – The Jungle Book
  • Kamari – Lion King
  • Kago – Tarzan
  • King Julien
  • Kanga – Winnie the Pooh
  • Knuckles
  • Krusty the Clown

Foods that Start with K

  • Ketchup
Rasta Imposta Kraft Heinz Classic Tomato Ketchup Bottle Costume Mens Womens Dress Up Cosplay Party Halloween Costumes, Adult One Size Red
Ketchup Costume
  • Kiwi Fruit
Womens Halloween Dress Kiwi Fruit Costume Fun Food Fruit Printed O Neck Holiday Cute Tunic Dress L
Kiwifruit Dress
  • Kale
Rasta Imposta Kale Lettuce Costume Mens Womens Fruit Vegetable Funny Food Outfit Green, Purple
Kale Costume
  • Kool Aid
Rasta Imposta Men's Kool Aid Guy, Red/Black/Silver, One Size
Kool Aid Costume
  • Kumquat
  • Krispy Kreme
  • Kentucky Fried Chicken
  • Kidney Beans
  • Kit Kat
  • Kettle corn

Jobs that Start with K

  • Karate Instructor
  • Kitchen Assistant
  • Kindergarten Teacher
  • Kinesiologist
  • KFC Staff
  • Kitchen Assistant
Chef Works Unisex Butcher Apron, Red, One Size
Kitchen Assistant Costume

Sport Starting with K

  • Kung Fu
  • Karate
Treyrea 4Pcs Karate Gi with Belt Cobra Costume Uniform With Headband Bandana Pretend Play Halloween Party Cosplay Outfit for Kids (L(7T-8T), White)
Karate Costume
  • Kart Racing
  • Knife Throwing
Smiffys - 50805 - Deluxe Circus Knife Thrower Costume - Large - 42" - 44"
Knife Throwere Costume
  • Kayaking
  • Kite Surfing
  • Knee Boarding
  • Kickboxing
Leg Avenue womens Boxer Costume 5 PC Knockout Champ includes crop top shorts satin hooded robe champion belt and boxing gloves , Red, X-Large US
Kickboxing Costume
amscan Black & Gold Satin Boxing Robe (Adult Size) 1 Pc. - Premium Quality & Ultimate Comfort, Ideal for Champions & Fighters
Kickboxing Costume

Animals that Start with K

  • Koala
Slim Fit Adult Onesie - Animal Halloween Costume - Plush Fruit One Piece Cosplay Suit for Women and Men by FUNZIEZ! Koala
Koala Costume
  • Kitten
  • Kangaroo
Rubie's Adult One-piece Costume Comfy Wear One Piece Hooded Jumpsuit, Kangaroo, Small Medium US
Kangaroo Costume
  • Kookaburra
  • Kiwi
  • Koi Fish
  • King Cobra
  • Komodo Dragon
  • King Crab
  • Killer Whale
Rasta Imposta mens Killer Whale Adult Sized Costumes, Black/White, One Size US
Killer Whale Costume

Countries that start with K

  • Kazakhstan
  • Kuwait
  • Kenya
  • Kiribati
  • Krgyzstan
Kenya flag shirt T-Shirt
Kenya Flag Shirt

 Couple Costumes Starting with K

  • Key and Lock
Rasta Imposta Key To My Heart Lock and Key, Black/Gold, One Size
Key and Lock Costume
  • KFC

Fried Chicken & Bucket Halloween Couples Costume - Funny Food Adult Outfits

  • Ketchup and Mustard
Ketchup and Mustard Costume - Halloween Couples Costumes for Adults - Mascot Costume - Food Costumes by Tigerdoe
Ketchup and Mustard Couple Costume

Or a fun group costume would be to go as ‘kitchen cutlery’

Rasta Imposta Utensil 3 Pack Silver Knife, Fork, Spoon Halloween Group Couples Costume, Adult One Size
KItchen Cutlery Costume

Pet Costumes That Start with K

  • Koala
Pandaloon Dog and Pet Costume Set - AS SEEN ON Shark Tank - Walking Teddy Bear with Arms (Koala, Size 3(17-19 in Height at TOP of Head,Girth<22 in))
Koala Costume for Pets
  • King
Lovelyshop pet Serial Lux Fur Cat Dog Cloak for Halloween Costumes, King Queen Prince and Princess Cosplay-XS
King Costume
  • Ken
ComfyCamper 80s 90s Dog Costume Beach Cape Visor Hat - Puppy Cat Workout Rollerblade Malibu Ken Movie Halloween Cosplay, L
Ken (Barbie) Costume for Dog

Baby Costumes Starting with K

  • Ketchup
Ketchup Bottle Costume for Infants 6/9 Months
Ketchup Costume for Baby
  • Karate Kid
Infant Karate Kid Daniel-San Costume - 12/18mo
Karate Kid Costume for Baby
  • King
Forum Novelties Boys' Baby Costume Bib & Crown Set, King, One Size
KIng Costume for Baby
  • King Tut
Rubie's Infant/Toddler Forum King TUT Costume, As Shown, 12-18 Months
King Tut Costume
  • Kiss (The Band)
Liquid Blue baby boys Kiss Faces Burst Onesie T Shirt, Tie/Dye, 0-6 Months US
Kiss Baby Romper
  • Kangaroo
Dress Up America Kangaroo Costume for Babies - Animal Kangaroo Romper for Infants
Kangaroo Costume for Baby
  • Koala
pureborn Baby Boys Fleece Footed Jumpsuit Hooded Snowsuit Pramsuit Winter Cartoon Romper Gray Koala 9-12 Months
Koala Costume for Baby

The majority of the costumes listed in this article are available to be purchased…as well as all the costumes pictured.

Click here to see the full list of all of the costumes starting with K that are available to be purchased online.

Colors that Start with K

  • Khaki
  • Kale Green
  • Kelp Green
  • King Yellow
  • Kiwi Green
  • Ketchup Red
  • Kingfisher Blue
  • Krypton Green
  • Kelly Green
  • King Purple
  • Knight Gray
  • Key Lime Pearl
  • Kermit Green
  • Kentucky Blue

Why not wear something in a color that starts with K. An option is to wear a t-shirt or a full body suit for maximum effect!

Or if all else fails and you need a simple idea for costumes starting with K, then why not grab a t-shirt with a big K on it.

Letter K Capital Athletic Alphabet Monogram T-Shirt
Letter K T-Shirt

Don’t miss our other alphabet costume posts…

Costumes that start with J

Costumes that start with M

Costumes that start with T

Costumes that start with H

Costumes that start with B

Costumes that start with C

Costumes that start with A

Costumes that start with D

Costumes that start with I

Costumes that start with R

Costumes that start with G

Costumes that start with W

Costumes that start with E

Costumes that start with S

Costumes that start with L

Costumes that start with P

Costumes that start with N

Costumes that start with F

Costumes that start with O

Costumes that start with Y

Check out the full list of dress up party themes for adults.

Looking for some big guy Halloween costumes ideas – or for dress up parties right throughout the year, I’ve got you covered!

Please pin or heart this post to find it later!

costumes that start with k

Thanks for reading this far. I sincerely hope you’ve enjoyed all of these K costume ideas!

If I’ve missed something, I’d love to hear from you. Let me know in the comments.


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