Here are 15 easy baby costumes for Halloween costumes that you can DIY!

Halloween is just around the corner, and it’s the perfect opportunity to get creative and have fun with your baby’s costume. If you’re looking for easy baby costumes for Halloween that are both adorable and DIY-friendly, you’re in the right place! In this blog post, I’ve put together 15 cute ideas for DIY baby Halloween costumes that are easy to create. 

Whether you’re planning a family costume theme or just want to highlight your baby’s first Halloween, these ideas will surely make your little one the star of the show. Also, stay tuned for our whole family costume reveal, which may or may not entail one of the below options!

  1. Snuggly Teddy Bear:

Transform your baby into an adorable teddy bear with this DIY costume idea. Dress your baby in a cozy white onesie as the base. Attach teddy bear ears crafted from brown felt to a baby cap, and use face paint to add a simple black nose. This is such an easy costume that is also absolutely adorable.

Easy baby Halloween costumes to DIY in 2023
  1. Tiny Pumpkin Spice Latte:

For an on-trend and cute DIY baby costume, go for a pumpkin spice latte theme. Dress your baby in a cream-colored onesie and craft a cup sleeve from brown felt to mimic a coffee cup. Create a mini pumpkin stem hat using brown felt and secure it to a headband. This costume is a great idea for coffee-loving families!

  1. Baby Chef:

Cook up some cuteness by turning your baby into a little chef. Dress them in a white onesie and add a mini apron made from fabric scraps. Craft a chef’s hat using white fabric and secure it to a headband. With a tiny wooden spoon as a prop, your baby will be ready to serve up some Halloween fun!

  1. Adventurous Aviator:

Let your baby’s imagination take flight with this easy DIY costume. Dress them in a brown jumpsuit and add aviator goggles made from cardboard and elastic. Craft wings from felt and attach them to the back of the jumpsuit. This costume idea is a great idea for families with a love for adventure!

  1. Baby Gnome:

Add a touch of whimsy to Halloween with a baby gnome costume. Dress your baby in a colorful onesie and create a felt gnome hat with a pointy tip. Attach a faux beard made from white felt for that quintessential gnome look… this full costume may only last for the pictures, but that’s really what matters, right?! 😉

  1. Lovable Ladybug:

Bring a pop of color to Halloween by dressing your baby as a charming ladybug. Dress them in a red onesie and add black felt spots. Craft ladybug wings using red and black felt, and attach them to the back. Complete the look with a ladybug headband featuring adorable antennae.

  1. Baby Astronaut:

Blast off into Halloween with a baby astronaut costume. Dress your baby in a white onesie and add space-themed patches made from fabric or felt. Create a helmet using a plastic bowl, silver spray paint, and a clear visor. This cosmic costume is truly out-of-this-world adorable.

DIY Costume Idea for babies - a jack-o-latern!
  1. Snuggly Bunny:

Hop into Halloween with a classic and cute bunny costume. Dress your baby in a white onesie and add a fluffy bunny tail made from cotton balls or faux fur. Craft bunny ears using white and pink felt, and attach them to a headband. This costume is as cozy as it is charming.

  1. Baby Superhero:

Unleash your baby’s super-cuteness with a DIY superhero costume. Choose a colored onesie for your superhero’s signature hue and craft a felt emblem. Create a fabric cape and add a superhero mask for that extra flair. This easy costume is perfect for a little one ready to save the day.

  1. Tiny Bumblebee:

Create a buzz with a baby bumblebee costume. Dress your baby in a yellow onesie and attach black felt stripes. Craft bumblebee wings from yellow and black felt, and attach them to the back. Finish the look with a cute bumblebee headband.

Adorable baby costumes for you infant to DIY in 2023
  1. Adorable Alien:

Take your baby’s Halloween costume to another dimension with an adorable alien costume. Dress your baby in a metallic onesie and add felt alien eyes and antennae. Craft a cardboard spaceship prop for an extra touch of intergalactic fun.

  1. Baby Mermaid/Merman:

Dive into the enchantment of Halloween with a baby mermaid or merman costume. Dress your baby in a shimmering onesie and create a mermaid tail using fabric or felt. Craft a seashell headband, and your little one will be ready to make a splash.

  1. Baby Flower Garden:

Bring the beauty of nature to Halloween with a baby flower garden costume. Dress your baby in a green onesie and attach fabric or felt flowers all over. Create a flower crown using artificial flowers and a headband. This costume idea is a blooming delight.

  1. Tiny Pirate:

Embark on a Halloween adventure with a baby pirate costume. Dress your baby in a striped onesie and add a felt eye patch and pirate hat. Craft a cardboard pirate ship stroller for an extra touch of swashbuckling fun.

  1. Baby Cowboy/Cowgirl:

Saddle up for Halloween with a baby cowboy or cowgirl costume. Dress your baby in denim overalls and a plaid shirt. Create a felt cowboy hat and add a bandana for a complete Wild West look.


With these 15 DIY easy baby costumes for Halloween, you can make your baby’s first or second Halloween an unforgettable experience. Whether you’re planning a whole family costume or simply want an adorable baby costume that’s easy to put together, these ideas are sure to inspire you. From classic characters to imaginative concepts, these costumes offer something for every family’s style and preferences. 

So, grab a white onesie, and some craft supplies, and get ready to create a memorable Halloween costume that will bring smiles and joy to everyone who sees it! Let me know which of these DIY Halloween costumes is your favorite in the comments below.

P.S. If you’re looking for more fall fun, check out my 50 Fall Bucket List Ideas for Family Fun with Free Printable!

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