Skip to top navigationSkip to shopping bagSkip to main contentSkip to product filtersSkip to footer links

Baby Onesies

235 Results

All Products

200 of 235 items

On this page...

  • What types of baby onesies does Old Navy offer?
  • What sizes are available for baby onesies at Old Navy?
  • How do I choose between a bodysuit and a footed one-piece?
  • What materials are Old Navy baby onesies made from?
  • Are there multi-pack options to save money on baby onesies?
  • What price range can I expect for baby onesies at Old Navy?
  • How do snap closures and 2-way zips make diaper changes easier?
  • Can I find licensed or character baby onesies at Old Navy?
  • How should I care for baby onesies to keep them soft?
  • Where can I browse more baby clothing beyond onesies?
See More

Frequently Asked Questions For Baby Onesies

Old Navy carries a wide range of baby bodysuits including short-sleeve graphic bodysuits, ribbed bodysuits, pointelle-knit styles, footed sleep & play one-pieces with 2-way zips, sleeveless rompers, and sweater-knit one-pieces. With over 240 options, you'll find everything from everyday basics to fun licensed graphics.

Old Navy baby onesies are designed to fit newborns through toddlers. Use the size filter on the page to narrow down options by your baby's current size, ensuring a comfortable and secure fit as they grow.

Bodysuits are great for layering under pants or skirts during the day, while footed sleep & play one-pieces are ideal for naptime, bedtime, or cooler weather since they keep little feet covered. Many parents stock up on both styles.

Our baby onesies are made from soft, breathable fabrics designed to keep your little one cozy all day long. Stretchy materials allow for easy movement, and styles like ribbed and pointelle-knit options offer a gentle texture against baby's skin.

Old Navy offers 2-packs, 3-packs, and even 5-packs of bodysuits and footed one-pieces. Multi-packs are a budget-friendly way to stock up on essentials, with prices starting as low as around $7.49 per piece during sales.

Individual bodysuits start around $5 and go up to about $25 at full price, while footed one-pieces and rompers typically range from about $15 to $40. Old Navy frequently runs deals—including 50% off and clearance markdowns—so you can often find great value.

Snap closures at the bottom of bodysuits allow quick access for diaper changes, while 2-way-zip footed one-pieces let you unzip from the bottom up so you don't have to fully undress your baby. Both features are designed for hassle-free dressing.

Old Navy carries Disney, Star Wars, NHL, MLB, and FIFA World Cup graphic bodysuits and rompers for baby. These fun designs make it easy to show off your family's favorite characters and teams.

Our collection is designed to withstand frequent washing while maintaining softness and shape. For best results, wash in cold water on a gentle cycle and tumble dry on low to help preserve the fabric's quality over time.

You can explore the full range of baby clothing—including bottoms, outerwear, and swimsuits—by visiting the shop all baby page, or check out baby dresses and rompers for more one-piece outfit options.

Discover the ultimate in comfort and convenience with our collection of baby onesies. Designed for easy dressing and diaper changes, these essential garments are crafted from soft, breathable fabrics that keep your little one cozy all day long. With a variety of styles and colors, baby onesies are perfect for layering or wearing on their own, making them a versatile addition to any baby's wardrobe.


Our baby onesies feature thoughtful design elements such as snap closures and envelope necklines, ensuring quick and hassle-free dressing. The stretchy materials allow for easy movement, accommodating your baby's natural curiosity and playfulness. Whether you're looking for short-sleeve options for warmer days or long-sleeve styles for cooler weather, you'll find the perfect fit to keep your baby comfortable and stylish.


Available in a range of adorable prints and patterns, baby onesies can easily reflect your little one's personality. From playful graphics to classic designs, these outfits are not only practical but also fun to wear. Mix and match with pants, skirts, or accessories to create cute and coordinated looks for any occasion, whether it's a family gathering or a day at home.


Choosing the right baby onesies means prioritizing quality and ease of care. Our collection is designed to withstand frequent washing while maintaining their softness and shape, ensuring they remain a staple in your baby's wardrobe. Explore our selection today and find the perfect onesies that combine comfort, style, and practicality for your little one.