Check out the 22 most popular DIY baby boy and girl Halloween costumes ideas for newborns, infants, and toddlers. For even more fun DIY costume inspiration, enter your email address below to sign up for our newsletter.
If the kids in your family love the How to Train Your Dragon movies, you can't go wrong with this Tootlhless sewing project. The base is a regular hoodie jacket, so all you need to do is add a few embellishments with your sewing machine.
This baby lamb costume uses cotton balls hot glued to a onesie and a baby hat so it requires minimal sewing skills. If you don't have a sewing machine, it's possible to use hand sewing skills to create.
Moo! This baby cow costume can be modified for everyone in your family. Best of all, it uses baby bottle nipples as udders, which is udderly adorable. It's a great beginner costume, because the instructions are so easy to follow.
If you're planning family costumes from Mary Poppins, you cannot go wrong with this baby penguin! The sewing pattern is simple, even if you're a beginning sewist and the finished result is sure to make you smile.
Orange you glad you found this carrot costume? It's perfect for a baby, but would also work for a toddler. The instructions for this sewing pattern are well designed, so you will be able to stitch this together in no time.
This Peter Pan costume is made out of felt so it's incredibly cozy, especially for cool Halloween nights. If you have a boy/girl combo of kids, pair Peter Pan with the coordinating Tinker Bell costume.
This lion is the first of a few circus themed Halloween costumes for kids. It only takes two different types of fabric to create so it's a great beginner project to test out your basic sewing skills and your\ sewing machine.
No strong man is complete without some muscles so this costume includes a muscley shirt and the instructions on how to make them. This costume tutorial even comes with the additional strong man prop - a giant dumb bell.
The entire themed line of circus costumes are here. From the lion, to the lion tamer, the strongman, you'll find the sewing patterns from the entire line here. The best thing is that you can pick and choose your own costumes if you don't need all 5.
This Toothless dragon hoodie pulls together quickly with a pre-made hoodie that your kids probably already have in their closets! A few quick touches with your sewing machine will help create a great Toothless hoodie that works for Halloween or even everyday wear.
This EROS Greek god costume uses the same base as the strongman costume above, which makes it incredibly simple if your kids dressed as the circus group the year before. Although the supply list looks long, the costume is fairly simple to make.
No Wizard of Oz group costume is complete without a lollipop munchkin! This baby costume uses hair from a wig and the top of some tights for the hat and a few other basic sewing supplies for the actual costume.
Every little girl loves to pretend to be a unicorn. If you already have a hoodie, this DIY costume is so easy to make! Because it uses fleece, you don't even need to hem the unicorn mane - it's so easy, you can even hand sew the mane on if you don't have a sewing machine.
Star Wars is an incredibly popular group costume theme and if you have a baby to dress, you can't go wrong with this roly poly BB-8 costume. To make the round shape even easier to create, repurpose a large Halloween pumpkin and cover it with fabric.
Ashley Johnston is a professional DIY costume maker, sewist, crafter, and owner of Make It & Love It. She is a mom of 5 and a wife to a very patient (with my craft clutter) husband. In case you’re wondering, she always chooses crafting/sewing/designing over mopping/dusting/wiping base boards……but bathrooms/laundry/full bellies are always attended to. Whew!