Despite all the setbacks that 2021 has given us, we're still determined to have a fun Halloween! Are you? This year, we're compiling all our favourite trending costumes for every age group—including babies! If you're looking for a Halloween costume for your infant, check out our favourite baby costume ideas for 2021

0. Your little one is going to look so cute this year!

1. Bee Costume

Buzz buzz! Bees never go out of style. We have tons of baby bee costumes just for you, and they're so adorable. If you pay attention to environmental issues, you'll know how important bees are in today's world. Let's celebrate bees this Halloween! Your little honey will look perfect in a bee costume!

2. Mermaid Costume

Under the sea... Did you hear about the new Little Mermaid movie with a more diverse cast? It's such a classic movie, and this new retelling will be perfect for Halloween costumes. Your baby can dress up as Ariel, or any other sea dweller for the perfect mermaid costume!

3. PJ Masks Costume

If you've got young kids in your home, there's a good chance you've heard all about PJ Masks. It's taken the world by storm! Make your little ones happy this Halloween and dress them up in a PJ Masks costume. This is a great opportunity for a matching costume!

4. Granny Costume

These old person costumes are so funny! Babies look so cute dressed up as grandmas and grandpas, especially when they're sound asleep just like this! Get your baby a grey wig and you're already almost there. We have lots of other silly costumes to tickle your funny bone for Halloween 2021.

5. Stranger Things Costume

Friends don't lie.... so we promise we're telling the truth when we say Stranger Things costumes are so cute for your baby! This little one is dressed up as Eleven, one of the best characters on the show. While we wait for season four, plan your costume for your next Halloween or costume party! Stranger Things costumes are perfect for a group look for the whole family.

6. Lion Costume

Animal costumes are always perfect for kids! They're cute, comfortable, and you can connect them to your child's favourite shows or movies if you'd like. For example, this lion costume can also be a Lion King costume! Go the extra mile and dress up your dog too—your camera roll will thank you for all the adorable pictures!

7. Yoda Costume

There's a new Star Wars movie every year, and that means it's always a good time to dress up in a Star Wars costume, especially Halloween 2021! This Yoda look is totally precious, especially because all the kids are matching. Have a family group costume this year, and may the force be with you!

8. Paw Patrol Costume

Kids love Paw Patrol, there's no denying it! Your little one can save the city in one of these adorable dog costumes. There are so many options for characters: Ryder, Marshall, Skye, Zuma, Rubble, Chase, and more! Have the perfect baby costume, and start some conversations at your next Halloween party while you're at it.

9. Astronaut Costume

One small step for baby, one big step for baby-kind! Astronaut costumes are so adorable and timeless, perfect for 2021. Just like in this picture, the photo opportunities are endless! This baby costume can help your child follow their dreams before they can even walk. You have tons of options for other occupation costumes, too!

10. Skeleton Costume

Spooky, scary skeletons! You can't go wrong with a skeleton costume—they're a Halloween classic for a reason. Whether you want a colourful skeleton costume, a glow-in-the-dark skeleton costume, or a classic skeleton costume, we have everything you need. Dress up the whole family as skeletons!

11. The Incredibles Costume

Ever since The Incredibles 2 came out, we can't get enough of Incredibles costumes! This family did a great job of making easy DIY Incredibles costumes. This makes for a great family group costume! Comfortable, easy, and super recognizeable, your baby will look so cute in one of these costumes—just be careful about Jack-Jack attacks!

12. Strawberry Costume

Don't you just want to eat them up? This strawberry costume looks cute on any baby! It's such a classic for young ones, and you can reuse the costume over and over. If you have crochet skills, the hats in the pictured costume are so easy to make yourself. 

13. Mulan Costume

When will my reflection show, who I am inside? Mulan is such an inspiring movie, and the new live-action version is so exciting! Celebrate Mulan and dress up your baby as this amazing Disney character. This was one of the most popular costumes in 2020 and still popular in 2021! We have tons of other Disney Princess costumes right here.

14. Penguin Costume

Whether your baby is a penguin from Madagascar, Mr Popper's Penguins, Happy Feet, or any other famous penguin movie, they're going to look so cute in a penguin costume! Along with other animal costumes, you can go classic or go for a character from a movie. Your baby will be waddling around just like a little penguin!

15. Harley Quinn Costume

Your baby might be a little too young to watch Birds of Prey... but if you're a DC Comics fan, dress your baby up in a Harley Quinn costume! They're perfect for Halloween 2021, because everyone's talking about this movie. If you have a family of strong ladies, build the perfect group costume!

16. Sushi Costume

Yum! Sushi fans galore will love this adorable food costume. Whether your baby will be sashimi or a little California roll, they will look so cute in a sushi costume for babies. You don't need to get sushi takeout tonight, because you've got an adorable little roll right here! For more inspiration, we have tons of other food costumes!

17. Sesame Street Costume

Sunny days, sweeping the clouds away! Did you know that Big Bird was played by the same person for almost 50 years? Your baby's a little younger than that, but never too young for a Sesame Street costume. Everybody knows and loves Sesame Street, so it's perfect for a family group costume! Big Bird, Elmo, Burt and Ernie, you can't go wrong!

18. Bat Costume

Another classic Halloween costume, bat costumes are perfect for babies! These little animals are both scary and sweet, just like your infant. You can use all-black clothing you already have, and just get some accessories like wings or even safe face paint! Your baby will be the spookiest little bat in the sky.

19. Cupcake Costume

How cute is this cupcake costume? It's one of the best Halloween costumes for babies because it's so adorable and versatile! Whether you want your baby to be chocolate, vanilla, funfetti, or fruity, you can't go wrong with a cupcake costume. This look also makes for a great snacking opportunity. Match your costume to your treats!

20. Pumpkin Costume

Last but not least, your little pumpkin will look so cute in a pumpkin costume. Everyone knows that this is a Halloween classic, especially for kids! For Halloween 2021, go with something basic but striking. Pumpkin costumes are great for photo-ops and matching costumes, too! 

What's your favourite baby Halloween costume idea? 2021 is full of great trends, so start planning now with Oya Costumes! Before your baby grows up, dress them in the cutest baby costumes ever.

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