Pregnant Halloween Costume Ideas (DIY + Maternity Favorites

Expecting during spooky season? You’re in the *sweet spot* for pregnant Halloween costume ideas that celebrate your bump. Below you’ll find a curated mix of DIY maternity Halloween costumes and polished store-ready looks—everything cute, funny, comfortable, and perfectly bump-friendly for joyful photos and easy wear.

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These pregnant Halloween costume ideas aren’t just about looking cute — they’re about feeling confident, comfortable, and beautifully happy in the moment. Whether you’re showing off your bump for the first time or preparing for baby’s big debut, you’ll find inspiration here for DIY maternity Halloween costumes that take only a few supplies, as well as ready-to-wear pregnancy Halloween costumes that look amazing with zero effort. From funny pregnant Halloween costumes to cozy, bump-friendly outfits perfect for fall nights, each idea is designed to celebrate your glow and make memories you’ll cherish long after the candy’s gone.

Three pregnant moms in cozy Halloween costumes—a pumpkin in orange knit, a skeleton maternity tee, and a white goddess gown—posing on a farmhouse porch surrounded by pumpkins and golden fall leaves
Shop these looks and more on Amazon
Three festive looks — pumpkin, skeleton, and goddess — show just how beautiful bump-friendly Halloween can be.

Every expecting mom has her own Halloween vibe — maybe you love clever puns, chic seasonal style, or comfy maternity Halloween costumes that let you enjoy all the festivities without missing a beat. No matter what stage of pregnancy you’re in, these easy pregnancy costume ideas fit beautifully over your bump and can be made as simple or detailed as you want. Some are fun DIY projects you can create in an afternoon, while others are comfortable maternity costumes you can order online and wear right out of the box. You’ll even find couples Halloween costume ideas for pregnant moms that are perfect for cute photos and cozy fall nights.

Bump-Friendly Pregnant Halloween Costume Ideas

  • Comfort first: soft knits, wrap styles, elastic waistlines = comfortable maternity costumes you’ll keep on all evening.
  • Layers: add a cardigan or tights for chilly trick-or-treat weather.
  • Footwear: stable flats or low heels; glittery sneakers are a win.
  • Photos: golden-hour light and a simple backdrop make cute pregnancy Halloween costumes look positively stunning.

Cute & Classic Ideas

Pregnant mom in a cozy orange knit pumpkin maternity bump costume with leafy stem headband standing on a farmhouse porch surrounded by pumpkins and fall leaves in golden autumn light

See our pumpkin maternity favorites if you prefer click-and-go. A pumpkin bump tee with leggings is another option if you don't have an orange sweater dress!

Pumpkin Bump — cozy, classic, and so photogenic on a golden autumn porch.

1) Pumpkin Bump (DIY or Store-Ready)

Iconic, cozy, and photogenic. Pair an orange sweater dress or bump tee with a leafy headband. This is the definition of halloween costume ideas for pregnant moms that are easy and adorable.

Pregnant mom wearing a black skeleton maternity Halloween tee with glow-in-the-dark ribs and a baby skeleton graphic, standing on a porch decorated with pumpkins and autumn leaves See this skeleton maternity costume and more on Amazon

Skeleton Maternity Tee — an easy, comfy favorite that glows in the dark and makes every bump the star of the night.

2) Skeleton Maternity Tee (Glow)

High-impact and zero fuss. A rib cage print with a tiny baby graphic gives instant Halloween charm and fits the pregnancy Halloween costumes vibe.

3) Magic 8 Ball

Black dress or tee with a white felt circle and blue “8” window centered over the bump. Quick, easy pregnancy costume ideas win the night.

Funny & Punny Favorites

4) Bun in the Oven (Couples)

DIY an “oven door” apron over a knit dress. Your partner goes as the baker. Great for laughs and photos—perfect for couples halloween costume ideas pregnant.

5) Deviled Egg

White dress + yellow yolk circle over the bump + playful red horns headband. A classic among funny pregnant Halloween costumes.

6) Kangaroo & Joey

Tan hoodie dress with a felt pouch on the bump and a tiny plush joey. Add a “safari guide” partner or sibling for a themed family look.

Store-Ready (Comfort First)

If DIY’s not your jam, these maternity Halloween costumes are polished, comfortable, and ready to wear:

  • Glow-in-the-dark skeleton dress or tee—amazing at twilight.
  • Greek goddess wrap dress—drapey, elegant, and bump-highlighting.
  • Honey bear onesie—warm, whimsical, and cozy for outdoor events.

See maternity-friendly Halloween picks.

Simple DIY Builds

7) Mother Nature

Soft green dress, leaf crown, and floral accents around the bump. A woodland-sweet choice among bump-friendly Halloween outfits.

8) Constellation Night Sky

Navy dress + stick-on constellation decals across the bump. Magical, twinkle-lit photos guaranteed.

9) Gumball Machine

Red skirt + white bump tee with felt “gumballs.” Bright, playful, and perfect for party photos.

Last-Minute & Ultra-Comfy

  • Skeleton maternity tee + leggings + sneakers.
  • Black dress + cat ears + eyeliner whiskers.
  • Oversized flannel + leggings + Pumpkin Bump patch.

Couples & Family Ideas

  • Baker & Bun in the Oven (you) + Baker (partner).
  • Safari Guide (partner) + Kangaroo & Joey (you).
  • Beekeeper (partner) + Mama Bee (you) + Baby Bee (toddler).

Safety & Comfort Checklist

  • Choose breathable fabrics; skip heavy masks or tight corsets.
  • Use cosmetic-grade face paint; patch test first; remove gently.
  • Hydrate, snack, and bring a warm layer for after dark.
  • Stick with flats/low heels for balance and comfort.

FAQs

What’s the easiest costume for pregnant moms?

A skeleton tee or Pumpkin Bump—both are comfy and photogenic.

How can I make my costume look great in photos?

Shoot at golden hour, keep backgrounds simple, and use gentle hand-on-bump poses. See our maternity photo tips.

Can I reuse pieces after Halloween?

Absolutely—choose basics (black leggings, knit dresses, cardigans) you’ll wear all season.

Photo of Jan, editor of Unique Baby Gear Ideas

About the Author

Hi, I’m Jan — the creator of Unique Baby Gear Ideas. I love helping expecting parents discover nursery décor inspiration and creative photo shoot ideas that make every stage of pregnancy feel beautiful. The suggestions I share here come from years of hands-on experience styling nurseries, reviewing maternity gowns, and learning what makes each photo session shine.

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