Toddler girls one-piece swimsuits have come a long way, combining adorable designs with comfort and practicality.
These stylish swimsuits offer the perfect mix of creativity and function. This in turn makes it easy for parents to find options that reflect their little one’s personality and meet their needs.
One-piece swimsuits keep toddlers comfy and carefree in the water, combining a secure fit with a playful style—no loose straps, just fun.
Designs That Offer Style, Comfort & UPF Protection
Design means more than cute looks—it includes snap closures for easy changes, stretchy fabric for comfort, and bright prints for visibility.
RuffleButts
Brands like RuffleButts are loved for their toddler girls’ one-piece swimsuits.
They offer UPF 50+ protection, comfy fits, and charming ruffle accents.
RuffleButts Baby Girls UPF 50+ Sun Protection Floral Printed Long Sleeve One Piece Rash Guard Swimsuit with Zipper
The RuffleButts ‘ Coastal Breeze Floral‘ Ruffle One-Piece swimsuit combines vintage charm with practical sun protection.
Featuring bold floral prints, delicate ruffle accents, and a sweet back bow, it offers UPF 50+ coverage in a soft, stretchy nylon-spandex blend.
Designed for comfort and durability, it’s perfect for sunny adventures.
Key Features:
- UPF 50+ Protection: Shields delicate skin from harmful UV rays.
- Charming Design: Vintage-inspired floral print with ruffles and a back bow.
- Comfortable Fit: Made from soft, stretchy nylon-spandex blend.
- Durable Fabric: Maintains shape and color through numerous washes.
This swimsuit offers a delightful blend of style and sun safety for your toddler’s beach or pool outings.
Where To Buy: Amazon
Here is another swimsuit from RuffleButts that features a really sweet design for toddler girls.
RuffleButts Baby Girls UPF 50+ Sun Protection Floral Printed Long Sleeve One Piece Rash Guard Swimsuit with Zipper
The RuffleButts Periwinkle Butterfly Garden Long Sleeve One-Piece Swimsuit blends charming design with sun-safe features.
Made from a soft, stretchy fabric with UPF 50+ protection, it keeps your toddler comfortable and covered.
The charming floral print in purple garden along with the long sleeves, and bottom snaps add style and convenience—perfect for fun in the sun.
Where To Buy: Amazon
Another toddler swimsuit from RuffleButts that I really like is this one in ‘Moonlit Meadow.’
RuffleButts Baby Girls UPF 50+ Sun Protection Floral Printed Long Sleeve One Piece Rash Guard Swimsuit with Zipper
The RuffleButts Periwinkle Butterfly Garden Long Sleeve One-Piece Swimsuit combines sweet style with practical features.
Made from a soft, stretchy fabric, it offers UPF 50+ sun protection and full coverage with long sleeves.
The charming ‘Moonlit Meadow’ print and bottom snaps make it both cute and convenient—perfect for sunny days at the beach or pool.
Where To Buy: Amazon
Here is another one-piece swimsuit that is really sweet for a toddler girl.
RuffleButts Baby Girls UPF 50+ Sun Protection Floral Printed Long Sleeve One Piece Rash Guard Swimsuit with Zipper
The RuffleButts ‘Fancy Me Floral’ Ruffle One-Piece Swimsuit combines vintage charm with practical sun protection.
Featuring bold floral prints, delicate ruffle accents, and a sweet back bow, it offers UPF 50+ coverage in a soft, stretchy nylon-spandex blend.
Designed for comfort and durability, it’s perfect for your toddler’s sunny adventures.
Where To Buy: Amazon
You can also get this adorable one-piece swimsuit for toddlers in ‘Tea Roses.’
RuffleButts Baby Girls UPF 50+ Sun Protection Floral Printed Long Sleeve One Piece Rash Guard Swimsuit with Zipper
Shop On Amazon
These versatile one-piece swimsuits that I have highlighted above, easily go from beach to pool, combining comfort, style, and personality.
Recommended: The Best Sun Hats For Kids: Fun And Functional Designs For Every Age
Jan & Jul
Jan & Jul’s swimsuit designs also stand out with UPF 50+ protection, full coverage, and playful prints—perfect for safe, sun-filled adventures.
Here are some styles you and your toddler will love!
Girls One Piece UV Swimsuit | Pink Mermaid
Available In Sizes For Babies & Toddlers
The Jan & Jul Girls’ One Piece UV Swimsuit in Pink Mermaid offers UPF 50+ sun protection with a high neck and long sleeves.
Crafted from ultra-soft, quick-dry fabric that is free from harmful chemicals, this one-piece swimsuit is designed for comfort and ease.
It features a front zipper and diaper snaps in baby sizes, making it a stylish and practical choice for sun-safe play.
Where To Buy: Jan & Jul
Another one-piece swimsuit from Jan & Jul that is really sweet is this one in a ‘Lavender Ice Cream’ motif.
Girls One Piece UV Swimsuit | Lavender Ice Cream
The Jan & Jul Girls One Piece UV Swimsuit in Lavender Ice Cream offers a perfect mix of comfort and sun protection.
Made from soft, quick-drying fabric, it offers UPF 50+ coverage and no harmful chemicals.
This one-piece swimsuit features long sleeves, a high neckline, and a front zipper for easy dressing—ideal for active toddlers on sunny days.
Key Features At A Glance:
- UPF 50+ Protection: Blocks 98% of harmful UV rays, wet or dry.
- Chemical-Free Fabric: Made without toxic chemicals, dyes, or PFAS.
- Comfortable Design: Ultra-soft, stretchy, and quick-drying material.
- Full Coverage: Long sleeves and high neck for maximum sun protection.
- Easy Dressing: Front zipper allows for hassle-free on and off.
This swimsuit combines safety, comfort, and style, making it an excellent choice for your little one’s summer adventures.
Where To Buy: Jan & Jul
Another one of my favorites from Jan & Jul is this one-piece swimsuit in ‘Pink Strawberry.’
Kids One Piece UV Sun Suit | Pink Strawberry
This Jan & Jul Girls One Piece UV Swimsuit offers UPF 50+ sun protection in a fun, playful design.
Made from soft, quick-drying, chemical-free fabric, it features a high neck, long sleeves, and a front zipper for full coverage and easy dressing—perfect for sunny adventures.
Key Features:
- UPF 50+ Protection: Blocks 98% of harmful UV rays, wet or dry.
- Chemical-Free Fabric: All-natural UV protection, safe for babies.
- Comfortable Design: Ultra-soft, stretchy, and quick-drying material.
- Full Coverage: High neck and long sleeves for maximum sun safety.
- Easy Dressing: Front zipper allows for hassle-free on and off.
This swimsuit is an excellent choice for keeping your little one protected and comfortable during sunny outings.
Where To Buy: Jan & Jul
Exploring different designs and features means you’ll find options that suit every occasion.
Whether you’re planning a sunny day at the beach or a lazy afternoon in the backyard pool, a stylish one-piece swimsuit can make those moments picture-perfect!
Maximize Comfort and Safety with UPF Protection
UPF swimwear works like built-in sunscreen, shielding toddlers’ sensitive skin from UV rays.
High-rated one-piece suits offer lasting protection with durable, comfy fabrics.
No need for constant sunscreen reapplication—while trusted brands ensure quality and style.
Hanna Andersson
Hanna Andersson toddler girl swimwear with UPF protection is known for its high-quality, durable fabric, vibrant prints, and UPF 50+ coverage that keeps toddlers safe and comfortable in the sun.
One-Piece Rashguard Swimsuit
The Hanna Andersson One-Piece Rashguard swimsuit offers UPF 50+ sun protection and a comfortable, full-coverage design.
Crafted from soft, stretchy fabric, it features a front zipper with a wind guard for easy dressing and long sleeves for added sun safety.
This swimsuit is perfect for keeping your little one protected and stylish during beach or pool adventures.
Where To Buy: Hanna Andersson
One-Piece Rashguard Swimsuit
The Hanna Andersson One-Piece Rashguard Swimsuit in the ‘Summer the Seahorse on Tea Rose’ print combines playful design with practical features.
Crafted from soft, stretchy fabric, it offers UPF 50+ sun protection and full coverage with long sleeves.
The front zipper ensures easy dressing, making it perfect for your toddler’s pool or beach outings.
Where To Buy: Hanna Andersson
Another one-piece swimsuit that I really like is this one in ‘Butterflies on Blue.’
One-Piece Rashguard Swimsuit
This Hanna Andersson one-piece rashguard swimsuit in a ‘Butterflies on Blue‘ print combines playful design with practical features.
This toddler girl swimsuit is made from a soft, stretchy fabric. It offers kids UPF 50+ sun protection and full coverage with long sleeves.
The front zipper ensures easy dressing, making it perfect for your toddler to wear to the beach or poolside.
Where To Buy: Hanna Andersson
Carter’s
Carter’s (including OshKosh B’gosh) is a trusted brand known for affordable, cute, and practical designs with built-in sun protection for toddlers.
Toddler Disney© Minnie Mouse 1-Piece Rashguard Swimsuit – Yellow/Pink
The Carter’s Toddler Disney Minnie Mouse 1-Piece Rashguard Swimsuit in yellow and pink offers both playful style and practical sun protection.
Featuring long sleeves and a quick-drying fabric, it provides UPF 50+ coverage to keep your little one cool and shielded during sunny adventures.
Adorned with a cheerful Minnie Mouse design, this swimsuit combines comfort and charm for beach or poolside fun. SO cute! 🙂
Where To Buy: Carter’s
Here is another one-piece swimsuit from Carter’s that your toddler might like.
Toddler Disney© Moana 1-Piece Swimsuit – Orange
The Carter’s Toddler Disney Moana 1-Piece Swimsuit in vibrant orange brings island adventure to your little one’s swimwear collection.
Featuring a cheerful Moana graphic, this sleeveless swimsuit is crafted from a soft, quick-drying polyester-elastane blend.
It offers UPF 50+ sun protection to keep her cool and shielded during sunny outdoor days at the beach or pool.
Where To Buy: Carter’s
Here is another swimsuit for toddler girls that features a cute ‘strawberry print.’
Simple Joys by Carter’s Girls’ Long Sleeve Zipper One Piece Swimsuit
The Simple Joys by Carter’s Toddler Girls’ Long Sleeve Rashguard Swimsuit in Strawberry Print offers both style and sun protection for your little one.
Featuring a cheerful strawberry design, this one-piece swimsuit is crafted from soft, quick-drying fabric and provides UPF 50+ coverage to shield delicate skin from harmful UV rays.
The long sleeves and front zipper make for easy dressing and added sun protection, making it perfect for beach or poolside fun.
Where To Buy: Amazon
When it comes to modern designs, they don’t compromise on comfort or cuteness when using UPF-protected materials..
Toddler girl one-piece swimsuits keep little ones safe and stylish under the sun.
Choosing the Perfect Swimsuit: Expert Tips for Parents
Selecting the right swimsuit for your toddler can be rewarding when you know what to look for. Start with a checklist that focuses on fit, material, and coverage. These aspects make all the difference in how the swimsuit feels and performs.
Fit is everything when it comes to comfort: Make sure the swimsuit isn’t too tight or too loose, striking that just-right balance. A good fit also ensures that your child moves freely and confidently in the water.
Try The Swimsuit On: If possible when it is time to buy, try the swimsuit on first. Check how it handles movement. Is there any pinching? Does it ride up? Comfort is key, so if it doesn’t pass the toddler test of motion, it’s time to try another option.
Material also matters for durability and comfort: Look for soft, breathable fabrics that dry quickly. Stretchable materials offer greater mobility and comfort, allowing your child to enjoy endless hours of sunny fun.
Coverage is crucial for protecting sensitive skin: While the UPF rating can protect against UV rays, coverage adds an extra layer of defense. Some suits come with long sleeves or shorts, which are ideal for more sun protection.
Choose A Brand that offers quality and reliability in kids’ swimwear: They often incorporate both style and safety into their designs, backed by positive reviews and recommendations.
Budget is a consideration, too: While it’s tempting to go for cheaper options, ensure they don’t compromise on quality or safety. Sometimes spending a little more can mean greater durability and style, making sure your toddler not only looks great but stays safe as well.
