Best Halloween Boys Costumes in 2026

Child wears with their own pants and shirt

Let Forum Novelties dress up the entire family with fun costumes and accessories for Halloween, luau, Christmas, Mardi Gras, and St. Patrick's Day and much more; from funny to frightening, Forum Novelties has it all

DETAILS THAT MATTER: This Wooly Sheep costume features a warm and fuzzy shirt and pants combo of faux fleece that'll transform your tyke into a cute baby sheep.

HIGH QUALITY CONSTRUCTION: Kids can play hard in their costumes, so our Made by Us team picks the right materials and crafting techniques to ensure this children's sheep costume looks authentic, feels comfy, and can even last for the next generation to enjoy.

DETAILS THAT MATTER: This costume features a realistic sheriff shirt that has a button up front and even has a "Sheriff Dept." patch on each sleeve. Brown flaps on the shoulders and breast pockets feature brass tone buttons and the outfit includes a sheriff badge has a pin back to attach as desired.

QUALITY COSTUME: This sheriff costume for boys features poplin fabric that fits and feels like everyday clothing. The costume also features embroidered patches which are much more realistic than the printed details seen on basic costumes. It's touches like these that make this costume look great!

QUALITY COSTUME: Not only is this Kid's Stay Puft Costume true to Ghostbusters movie, it is well-made, comfy, and easy to wear. It features elastic bands and hook and loop fasteners for fit and flexibility. It is also made to last unlike a discardable costume so it can be used again as a hand me down costume.

MADE TO FIT: Available in sizes for infants and newborns, this officially licensed Ghostbusters costume is designed with a unisex fit. We use real kids to help size our costumes right, but please be sure to compare your child's measurements to our size chart to find the best fit.

DETAILS THAT MATTER: This cozy kid's lion suit features a faux fur finish and a detailed kid's lion hood with lion ears and a mane made of long red faux fur. Finished off with a lion tail, mitts that have cat paw pads, and simple shoe covers, your child will be roaring in no time!

HIGH-QUALITY COSTUME: Fun Costumes cares about your costume experience. This means we take the time to cut the faux fur to look more realistic and pick tawny soft fabric for the lion suit that'll have kids cozy while they're trick-or-treating!

GREAT DESIGN: If your child wants to be a medieval warrior then this knight costume for boys and girls will be perfect. Each of the foam costume pieces has the look of metal armor and the metallic tunic looks like chainmail. It even has a bold red cape to turn your child into the bravest knight in the kingdom!

QUALITY COSTUME: The quality of this outfit and the knight armor for boys is evident when compared to a typical Halloween costume. The armor pieces have thick, durable foam and fit with elastic and hook and loop fasteners. Along with the metallic knit tunic it can be worn for Halloween and then for playtime again and again!

Pants have elastic waistband

Black belt ties around waist

AUTHENTIC DESIGN: We designed this Ghostbusters costume toddler outfit to recreate the iconic uniforms from the movie. Your child will love that the details are just right, from the nametags to the Ghostbusters patch on the arm, to the proton pack backpack printed with graphics, its designed to be the ultimate Halloween costume for kids!

QUALITY COSTUME: We put extra care into crafting our costumes with exceptional design and select materials. This Ghostbuster costume for boys and girls features fabric that feels like real clothing, functioning pockets, and clever design features for a great fit. You'll love the costume's authentic character details as well as its durability and wearability.

AUTHENTIC DETAILS: This outfit captures the iconic look of the Pea Shooter character from Plants Vs Zombies. The mitts are shaped like leaves, and the headpiece is soft-sculpted into that cartoonish face that every young gamer knows!

HIGH QUALITY DETAILS: This Plants Vs Zombies Costume has a soft velour construction that's both durable and warm. The foam padding in the headpiece ensures that it stays firmly in place. We also use a zipper in the back for fitting, instead of the often-used hook and loop fasteners in many standard costumes.

DETAILS THAT MATTER: The ribbed fabric wings and the fuzzy hood on this costume make for a simple-to-wear costume transformation. Choose this fuzzy black costume for a classic Halloween costume choice!

HIGH QUALITY CONSTRUCTION: This kid's costume is a great choice for a Halloween costume, but kids also love to dress up in their costumes throughout the year. That's why our in-house design team uses durable materials so it will last for all the playtime fun.

MADE TO FIT: Available in child sizes S, M, L, and XL, this costume is designed to fit a variety of body shapes. We use real kids and detailed measurements to size our costume cuts. Please double check size chart to ensure a proper fit.

Gauzy strips sewn all over jumpsuit

Longer strips attached at neck for head wrap

DETAILS THAT MATTER: Kids will want to hop like a frog and ribbit extra loud when they get their frog suit, so we designed this toddler frog costume with big frog eyes and webbed feet to help them get in character. The easy fit bodysuit secures with a durable zipper in the back and it even has a padded belly for extra animal costume effect!

TOP QUALITY: We use quality construction and durable materials to ensure our customers get the most out of each and every one of our Made By Us costumes. We know kids want a Frog Costume that's comfy and easy to wear for Halloween so it features a soft velour shell, satin lining, and fiberfill stuffing for maximum frog fun!

Wings attached to neck and arms, sewn detailing

Also available in Adult, Plus, and Toddler

DETAILS THAT MATTER: We designed this Western Cowboy costume to look great and stand out when it comes to play time and dress up costumes for boys. With twill, faux suede, and felt fabrics, it has a touch of realism and it's an easy to wear design to boot.

TOP QUALITY COSTUME: We use select fabrics and quality construction on each and every one of our Made by Us costume designs. This Child Cowboy Costume will stand out with durability, great materials, and attention to detail that will make kids dress up all the more fun.

MILITARY COSTUME: Our military costume features a digital camo print suit, heavy duty tactical vest with functioning pockets, and helmet. This army costume is perfect for playtime and Halloween, and includes plastic toy props like a walkie talkie.

TACTICAL VEST: The tactical vest in the costume includes fiberfill stuffed padding in the chest and shoulders for a muscular look, a padded vest with real pockets, buckle, and a patch. The camo trooper costume also includes camouflage printed detail on the shirt and pants, perfect for adventures, and a molded helmet and weapon accessories.

Mitts sewn to back of wrists

Hood has hook and loop fastener under chin, felt ears on sides

Shoe covers have elastic at ankles and under foot

Also available in toddler, adult standard & plus sizes

Look to Forum Novelties for other plush unisex costumes including Dragon, Penguins, and monsters

Look to Forum Novelties for fun costumes, accessories and novelty items for all occasions

DETAILS THAT MATTER: Werewolves are a classic Halloween theme and this costume continues the tradition with a furry headpiece and a tattered flannel shirt. With a little makeup, your kiddo will be both ferocious and adorable.

QUALITY THAT MATTERS: As one of the web's top designers of costumes, we use quality construction and durable materials to ensure our customers get the most out of each and every one of our Made by Us designs. This Werewolf costume is sure to exceed your expectations.

DETAILS THAT MATTER: Cute floppy ears, a tail, and signature spots are important parts of getting a toddler dog costume done right. This costume has a cute and cuddly style that will turn any child into a doggone cute Dalmatian.

TOP QUALITY: As top costume company, we use hand-picked fabrics and quality construction to ensure our customers get the most out of each and every one of our Made By Us offerings. This Toddler Dalmatian Dog Costume is going to stand out when compared to any similar styles.

AUTHENTIC DETAILS: A plague bird mask was a distinctive beak mask stuffed with fragrant herbs to treat the patients of the black plague. This costume includes the kid's doctor plague mask as a realistic recreation. Along with the black woven robe and vinyl accessories this plague doctor kids costume will be a frightening costume choice.

QUALITY COSTUME: Most costumes are only designed for one-time use but ours feature quality construction and durable materials to ensure customers get an extended life out of all of our products. With proper care, this plague doctor costume can be re-used time and time again.

AUTHENTIC DETAILS: Our designers studied photos and paintings and depictions of Teddy Roosevelt in order to get this costume as accurate as possible. Everything from the Rough Riders hat to the gold buttons down the front of the jacket are designed to be historically accurate and to allow for a kids awesome safari day, just like the former president would enjoy.

HIGH QUALITY COSTUME: Creating costumes that last is always at the front of our mind. And Teddy Roosevelt would never settle for anything less than the best, so we made sure to bulk up this Roosevelt Explorer Costume with the best materials and most durable construction we could. Your little one won't have to worry about frayed seams or torn stitching while out on the Savanna or the Rockies, because, just like Roosevelt himself, this costume was built to last.

Exclusively, made by us!

Shirt and vest have functional button fronts

Pants also have hook & loop fastener side closure

Great choice for Wizard costumes or a different take on Santa

Let Forum dress up the entire family with fun costumes and accessories for Halloween, luau, Christmas, Mardi Gras, and St. Patrick's day and much more; from funny to frightening, Forum has it all

DETAILS THAT MATTER: Your toddler will love looking like a fierce dinosaur with this corduroy dinosaur outfit, and you'll love the costume's instaworthy design! It features warm and cozy corduroy fabric construction and a zipper in back for a great fit. And the dinosaur hood headpiece has a picture perfect T-Rex face to complete the look!

QUALITY COSTUME: We're serious about providing our customers with the best experience. And that means we put extra care into the crafting each one of our costumes with exceptional design and hand-picked materials. With its velour-like corduroy fabric and memorable dinosaur features, this T-Rex costume for kids will have your little one ready to create epic costume memories.

AUTHENTIC DETAILS: This kids costume goes to great lengths to create an awesome experience for your gamer! From the little hairs on the top of the head, to the bulbous cartoon eyes in front, the zombie mask looks just like the one in the game.

HIGH QUALITY COSTUME: Our Plants vs Zombies costume comes in multiple pieces, instead of a one-piece jumpsuit. This gives your child more ways to customize their look. We also use sculpted details in the mask instead of printing to achieve a higher level of detail that any gamer will appreciate.

Decorative buttons on jacket lapels & sleeve cuffs

Cravat has hook & loop fastener at back of same-fabric neck band

Poplin pants have elastic back waistband

Elastic pants cuffs end just below knees

Faux leather boot tops have turned-down faux suede cuffs

Boot tops have elastic back panel & elastic band under foot

Exclusively, made by us!

DETAILS THAT MATTER: We designed this triceratops hatching egg costume to really stand out at Halloween. It has soft, patterned velour fabric, a hood with facial features, and hand and foot covers. Just slip on the foam egg piece to complete the baby costume!

TOP QUALITY: We use select fabrics and quality construction to ensure our customers get the most out of each and every one of our costume designs. This hatching egg baby dinosaur costume is made for comfort and durability.

Recommended for boys, see product dimensions below

Great addition to a dress up trunk! Fun for pretend play and career days as a fire fighter

GREAT DESIGN & DETAILS: We designed this fox costume for boys and girls to look great and be super comfortable. It's made with soft polyester faux shearling fabric and the fabric is dyed orange and white to look just like a wild fox. The hood has pointy kids fox ears and the fox tail in the back has a swoop making it a picture perfect fox costume.

TOP QUALITY COSTUME: Some costume makers skimp on quality but not us! We use hand-picked fabrics and quality construction methods on each and every one of our Made By Us kids costumes. This boy's and girl's fox costume will stand out with durability, quality, and attention to detail.

DETAILS THAT MATTER: The key to animal costumes is the fur so we crafted our wolf costume with gray long pile faux fur and soft shearling fleece. With a plush tail, wolf ears, and even felt claws on the mitts, you'll find the details on this wolf jumpsuit to be just right!

TOP QUALITY: We use select fabrics and expert construction methods to ensure our customers get the most out of each and every one of our costumes. This wolf onesie costume will let your child become a wild wolf for Halloween and with proper care it can be worn again for playtime.

Main body: 100% polyester long pile faux fur: 56% polyester, 44% acrylic

Shearling bodysuit has a back zipper w/ hook & loop tab at top

Mitts attached to wrist cuff tail sewn to back of bodysuit

Fur headpiece has ears on top, fastens w/ hook & loop tab under chin

Mitts have fur backs, fleece palms & felt claws