Looking for the best pregnant Halloween costumes? Check out our list of 35 creative and fun maternity costume ideas that will have you celebrating Halloween in style and comfort. Perfect for moms-to-be!
Halloween is the perfect time to show off your baby bump—and your sense of humor! Whether you want something cute, clever, or laugh-out-loud funny, there are so many ways to dress up that growing belly.
From classic pop culture references to punny maternity outfits, we’ve rounded up 35 creative pregnant Halloween costumes that are sure to impress at any spooky gathering. Get ready for some serious inspiration to help you embrace the season, celebrate your pregnancy, and have a memorable Halloween!
Basketball Hoop Maternity Costume
Score big this Halloween with the Basketball Hoop Maternity Costume! Your baby bump becomes the perfect “net” for a tiny basketball prop, complete with a mini hoop headband. Whether you’re cheering at a party or trick-or-treating, this playful look blends sports spirit and pregnancy glow—guaranteed to make you the MVP of the costume contest!
Cat With Ball Of Yarn Maternity Costume
Embrace your inner feline with this purr-fectly adorable maternity costume! The soft, stretchy fabric hugs your baby bump while the playful yarn ball accessory adds a whimsical touch—perfect for trick-or-treating or a cozy Halloween party. Whether you’re chasing little ones or posing for photos, this costume blends comfort, cuteness, and Halloween spirit in one meow-velous package.
Luigi And Chain Chomp Maternity Costume
Get ready to plumber up with a playful twist this Halloween! This Luigi and Chain Chomp maternity costume is pure fun—imagine rocking Luigi’s iconic green overalls with a cute belly bump peeking out, plus a tiny Chain Chomp attached to your “chain” for extra whimsy. It’s a nostalgic, silly choice that’ll have everyone grinning at your clever, baby-bump-friendly take on a classic video game duo. Perfect for showing off your pregnancy glow with a side of Nintendo charm!
Fortune Teller Maternity Costume
Embrace the magic of the season with a fortune teller maternity costume! Drape yourself in rich, flowing fabrics in deep purples and golds, add a crystal ball prop, and let your baby bump shine as your “crystal” centerpiece. Perfect for predicting a spooktacularly fun Halloween night!
Violet Beauregarde Blueberry Costume
Embrace your sweet tooth and growing bump with a Violet Beauregarde Blueberry Costume! Swell into a round, purple “berry” using a form-fitting bodysuit and puffy tutu, then add a playful expression to mimic her iconic transformation. Perfect for candy lovers and classic movie fans—this juicy look will have everyone grinning!
Babadook Family Maternity Costume
Spookily stylish and pregnancy-friendly, the Babadook Family Maternity Costume lets you share the Halloween fun with your little one on the way. Imagine your bump as the eerie storybook villain’s shadowy form, while tiny accessories or a mini-Babadook onesie complete the creepy-cute look. Perfect for parents who love a mix of horror and heart this Halloween season!
Avocado Maternity Costume
Embrace your beautiful bump with the Adorable Avocado Maternity Costume! This playful ensemble features a soft green tunic shaped like a ripe avocado, complete with a brown seed accent that perfectly highlights your pregnancy glow. Pair it with leafy accessories and comfy leggings for a cute, Instagram-worthy look that’s as cozy as it is eye-catching—ideal for trick-or-treating or Halloween parties!
Baby Breaking Out Costume
Get ready for the cutest “breakout” star this Halloween with a Baby Breaking Out costume! Imagine your bump as a tiny escape artist, complete with a mini ladder, playful “help!” signs, and a peekaboo baby hand reaching out. It’s equal parts silly, sweet, and totally Instagram-worthy—perfect for showing off that soon-to-arrive little trick-or-treater in the most adorable way possible!
Disco Couple Costume
Get ready to boogie the night away with a disco couple costume that celebrates your baby bump in style! Think shimmering bell-bottoms, a bedazzled crop top that hugs your curve, and platform shoes for extra retro flair. Pair it with your partner’s afro wig and sequined jacket for a groovy duo that’ll have everyone saying, “That’s one far-out pregnancy glow!”
Fat Thor Maternity Costume
Embrace the fun and humor of pregnancy with a Fat Thor maternity costume this Halloween! Channel your inner Asgardian warrior with a cozy oversized tunic, fake beard, and a tiny hammer prop that rests perfectly on your baby bump. It’s a playful nod to the God of Thunder’s dad bod era, sure to get laughs and compliments at every party. Comfortable, cute, and totally on-trend—this costume lets you celebrate both your pregnancy and your love for Marvel in style.
Pumpkin Patch Dress Costume
Embrace the magic of fall with a Pumpkin Patch Dress Costume that celebrates your beautiful baby bump! This adorable outfit features vibrant orange hues, playful green leaves, and a cozy fit that hugs your curves perfectly. Perfect for harvest festivals or trick-or-treating, it’s sure to make you the cutest pumpkin in the patch this Halloween. Add a matching hat and some candy corn accessories to complete the look!
Spaghetti And Prego Couples Costume
Turn heads this Halloween with the playful Spaghetti and Prego couples costume! Perfect for expecting duos, one partner rocks a noodle-adorned shirt while the other shines in a Prego sauce jar dress—your bump becomes the “sauce” centerpiece. It’s cheesy, cute, and guaranteed to spark laughs at every party!
Creepy Baby Breakout Costume
Turn heads at your Halloween party with the Creepy Baby Breakout Costume! This playful yet spooky look features a “broken” belly window revealing a tiny, mischievous baby face peeking through—perfect for expecting mamas who love a dash of dark humor. Comfortable, eye-catching, and sure to spark giggles (and gasps!), it’s a unique twist on maternity Halloween fun that’ll make you the talk of the town.
Star Wars Rey And BB-8 Maternity Costume
For the Star Wars-loving mom-to-be, this Rey and BB-8 maternity costume is a galaxy far, far away from ordinary. The flowy tunic and attached BB-8 belly patch let you channel the resilient hero while showing off your growing bump—perfect for trick-or-treating or a cosplay party with interstellar flair. May the force (and comfy fabric) be with you this Halloween!
Bowling Ball And Bowler Couples Costume
For expecting moms, this bowling ball and bowler duo is a strike! Embrace your baby bump as the perfect round “ball” with a black top, white spots, and a sparkly headband. Pair with your partner as the bowler—think retro shirt, bowling shoes, and a tiny toy bowling pin. It’s playful, easy to DIY, and guaranteed to get laughs at every Halloween party!
Monsters Inc Mike Wazowski Family Costume
For a playful, family-friendly vibe, dress up as Mike Wazowski from Monsters Inc! Mom-to-be can rock a round, lime-green shirt with Mike’s big eye front and center—your bump will be the perfect “eye”! Add fuzzy antennae headbands, blue pants, and maybe a little Sulley plush for the kids. It’s cute, comfy, and guaranteed to make trick-or-treaters smile!
Mummy-to-Be Costume
Embrace the magic of motherhood this Halloween with a Mummy-to-Be Costume! Wrap yourself in cozy, stretchy bandages that highlight your beautiful bump, and add playful touches like tiny ghost accessories or a “Boo-tiful Mom” sash. It’s a sweet, spooky way to celebrate your journey while turning heads at every party—cute, comfy, and totally Instagram-worthy!
Zombie Pregnancy Couple Costume
Get ready to turn heads with a spine-chillingly fun Zombie Pregnancy Couple Costume! Imagine you as a ghoulishly glowing expectant zombie, your bump painted with eerie veins and fake blood, while your partner sports tattered clothes and undead makeup. Perfect for couples who love mixing scares with humor—this costume is sure to be the talk of the Halloween party!
Superhero And Villain Family Costume
Gather the whole crew for a superhero or villain family theme—perfect for showing off that baby bump! Mom can rock a glowing superhero belly or a wickedly cool villainous costume, while little ones and partners join in as sidekicks or arch-nemeses. It’s a fun, photo-worthy way to celebrate Halloween together.
Pumpkin Belly Scarecrow Costume
Embrace the spooky season with a Pumpkin Belly Scarecrow Costume that celebrates your bump! This playful look features a straw-filled top, floppy hat, and a round, orange pumpkin belly perfect for showing off your pregnancy glow. Add some patchwork details and face paint for a charming, harvest-inspired vibe that’s equal parts cute and creepy—ideal for trick-or-treating or Halloween parties.
Pregnant Unicorn Costume
Embrace your magical glow this Halloween with a pregnant unicorn costume! Soft pastels, a sparkly horn, and a flowing tail add whimsy, while the cleverly designed belly panel lets your bump shine. Perfect for photos, parties, or trick-or-treating—this enchanted look blends comfort, cuteness, and that special pregnancy sparkle.
Panda Mom And Pup Costume
Embrace the cutest mom-to-be look with a Panda Mom and Pup Costume! Snuggle into a soft black-and-white fuzzy jumpsuit that highlights your growing bump, complete with a sweet panda ear headband. Add a tiny plush panda “pup” belly accessory to melt hearts—perfect for trick-or-treating or a cozy Halloween party. Adorable, comfortable, and totally Instagram-worthy!
Winnie The Pooh Family Costume
Embrace the magic of the Hundred Acre Wood with a Winnie the Pooh family costume that’s perfect for your pregnancy glow! Dress your bump as Pooh’s cozy belly, pair with Tigger’s stripes or Piglet’s pink for little ones, and add Eeyore’s tail for dad. Soft fabrics and stretchy designs keep you comfy while creating adorable memories trick-or-treating or posing for photos. It’s whimsy, warmth, and family fun all in one!
Gumball Machine Costume
Turn your baby bump into a playful gumball machine this Halloween! Adorn a round, vibrant costume with colorful “gumballs” and a clear plastic window, then add a fun dispenser handle. Perfect for passing out sweet treats while showing off your cute bump—sure to be a hit at any party!
Family Game Night Costumes
Spice up family game night with creative pregnant Halloween costumes! Team up with the kids for a themed group look—think “pumpkin patch” with you as the glowing center or “board game characters” where your bump becomes the dice. Comfortable, cute, and full of laughs, it’s the perfect way to bond while showing off that beautiful baby belly.
Pregnant Skeleton Costume
Embrace the spooky season with a playful twist in a pregnant skeleton costume! This clever design highlights your baby bump with a glowing, skeletal outline, blending eerie fun and maternal joy. Perfect for parties or trick-or-treating, it’s a conversation starter that celebrates your unique Halloween glow—spooky, cute, and totally unforgettable!
Oven And Chef Couple Costume
Embrace the kitchen fun with this playful Oven and Chef Couple Costume! The oven design cleverly highlights your baby bump as the “warm center,” while your partner rocks a chef hat and apron. It’s cozy, cute, and perfect for serving up smiles at every Halloween party—plus, it’s easy to move in for all those trick-or-treat adventures!
Easy Button Pregnancy Costume
For a hilarious and low-effort Halloween look, the Easy Button Pregnancy Costume is a total win! Just slap on a giant “Easy” button prop over your bump and watch the laughs roll in. It’s comfy, relatable, and perfect for showing off that pregnancy glow with a silly twist—no complicated sewing required!
Dinosaur Family Costume
Embrace the prehistoric fun as a family with a dinosaur-themed costume set! Show off your baby bump as the mama T-Rex, let the kids roar as tiny velociraptors, and dad can stomp in as a mighty brontosaurus. Perfect for trick-or-treating or family photos, this playful look blends cuteness and creativity—because Halloween memories are better when shared, even with a little extra Jurassic flair!
Winnie The Pooh And Friends Costume
Embrace your sweet bump with a Winnie the Pooh and Friends costume! Imagine your belly as Pooh’s round, honey-filled tummy—adorable with a yellow onesie, red shirt, and tiny bear ears. Add a friend like Piglet or Tigger for a cute couples or group look, perfect for trick-or-treating or Halloween parties. It’s comfy, playful, and guaranteed to make everyone smile!
Goldfish Pregnancy Costume
Dive into Halloween fun with a goldfish pregnancy costume! Imagine gliding through the party in a shimmery orange and white dress, complete with flowy fin sleeves and a sparkly tail that highlights your bump. Add googly eye headband and maybe some bubble accessories—you’ll be the cutest, most unique “mama fish” in the sea! Perfect for couples’ costumes too, pair with a fisherman or fellow goldfish for extra laughs.
Construction Worker Pregnancy Costume
For the mom-to-be with a playful side, the Construction Worker Pregnancy Costume blends humor and creativity! Imagine a tiny “under construction” sign on your bump, paired with a neon vest, tool belt, and hard hat. It’s a fun nod to your growing project—perfect for trick-or-treating or Halloween parties, and guaranteed to get smiles (and maybe a few playful “safety first” jokes) from everyone you meet.
Playful Mummy Costume For Pregnant Women
Embrace your bump with our playful mummy costume—perfect for expecting mamas who want to shine this Halloween! Wrap yourself in soft, stretchy bandages that highlight your beautiful belly, add some googly eyes for a silly twist, and get ready to slay the costume party. Comfort meets creativity here, making it easy to move, dance, and show off that pregnancy glow in spooky style.
Mother Earth Pregnancy Costume
Channel your inner goddess with the Mother Earth Pregnancy Costume! Swirls of emerald green fabric mimic lush forests, while flower crowns and vine details celebrate your growing miracle. Perfect for eco-loving mamas, this look blends comfort and magic—because your belly is the most beautiful garden this Halloween.
Silly Maternity Mummy Costume
Embrace the spooky season with a playful twist! This silly maternity mummy costume wraps your baby bump in gauzy fun, turning your growing belly into the star of the show. Perfect for Halloween parties, it’s comfy, cute, and guaranteed to get laughs—because who says pregnancy can’t be hauntingly hilarious? Add some ghostly accessories and get ready to slay the costume contest!