Baby girl at beach wearing watermelon bathing suit
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Ashlee Neuman
Deputy Editor

30 Cutest Baby Swimsuits for Girls and Boys

Here, a definitive list of the cutest infant swimwear for girls and boys, including baby bikinis, baby boy swim trunks and newborn swimsuits.

Whether animal-inspired or embellished with adorable accents (the ruffles, the rosettes!), baby bathing suits are irresistible. It can be nearly impossible to narrow down all of the pool- and beach-ready infant swimwear, but that’s where we come in. We’ve rounded up the cutest baby swimsuits for boys and girls, from baby bikinis and swim trunks to one-piece rashguards that’ll make your heart do somersaults.

Of course, these infant bathing suits are more than just adorable—they’re also designed to protect babies’ delicate skin. With that in mind, many of these infant swimsuits are UV-protected and include a rash guard to protect against abrasions and sunburns. Scroll to shop the cutest—and most protective—baby swimsuits.

Baby Girl Swimsuits

Whether you’re looking for baby bikinis, one-piece bathing suits or rashguard swimwear, we’ve got just the baby swimsuit for you. You’ll find all the latest baby girl swimwear trends here, including ruffles, plaid and even watermelon- and pineapple-themed bathing suits. Now the only question is, which of these oh-so-cute infant swimsuits should you get?

Photo: Courtesy Nordstrom

Masala Baby Mosaic Skirted One-Piece Swimsuit

Help baby’s style start to take shape. This geometric baby girl bathing suit features skirted tiers of pompom-trimmed ruffles for a bright, beach-ready one-piece.

Buy it: $48,

Photo: Courtesy Carters

Carter’s Watermelon Tankini

This baby tankini is refreshingly fun. Your little girl will look deliciously adorable in this watermelon-inspired baby bathing suit. Plus, it’s fully lined and made of UPF 50+ fabric, and available at a hard-to-beat price. Available in sizes starting at 0-3 months, it makes for a perfect newborn swimsuit.

Buy it: $15, []( 16450410_size=12M&cgid=carters-baby-girl-swimwear&dwvar_V 16450410_color=Color#navID=header&page=1&start=1&cgid=carters-baby-girl-swimwear)

Photo: Courtesy Tea Collection

Tea Collection Print One-Piece Rashguard Swimsuit

If you’re looking for a baby girl swimsuit that provides extra protection, a one-piece rashguard with long sleeves is a great choice. This tropical choice features a front zip closure for easy dressing and UPF 40+ fabric. Stylish and sun-safe? Yes, please!

Buy it: $43,

Photo: Courtesy Boden

Boden Two-Piece Rashguard Set

This sweet baby girl swimsuit is another two-piece stunner, this time with a long-sleeved, high-neck rashguard offering UPF 50+ for superior coverage. The all-over floral print and ruffled bottom have our hearts aflutter.

Buy it: $45,

Photo: Courtesy Ruffle Butts

RuffleButts Stripe Two-Piece Swimsuit & Reversible Sun Hat Set

This retro-inspired baby bikini from RuffleButts is (almost) too cute for words. The set comes with a bow-adorned swimsuit top, matching swim bottoms with ruffles on the butt and a reversible sun and swim hat your girl can wear while splashing in the water or playing in the sand. And it’s all UPF 50+.

Buy it: $46,

Photo: Courtesy Gap

Gap Baby Gingham Swim One-Piece

Gingham is seriously on-trend this season—and this baby girl bathing suit has ruffles and a sweet bow to boot! Elasticized leg openings provide a secure fit, and the UPF 40+ fabric offers excellent UV protection. Available in pink and blue.

Buy it: $30,

Photo: Courtesy Nordstrom

Snapper Rock Pineapple Two-Piece Short Sleeve Ruffle Swimsuit

The only thing cuter than a watermelon baby swimsuit is perhaps a pineapple one. The set includes a baby bikini bottom and short-sleeved rashguard top, both decked out in an irresistible pink and yellow pineapple print. The top has a back button closure and side ties, plus built-in UPF 50+ protection.

Buy it: $52,

Photo: Courtesy Swim Zip

SwimZip Little Girl Long Sleeve Sunsuit Romper

SwimZip is a baby swimwear brand known for its zippered, rashguard-style bathing suits. The sunsuit romper offers full-body UPF 50+ protection, and the zipper allows for quick, no-hassle diaper changes—making it an ideal newborn swimsuit. And it comes in a range of adorable prints, so you’re sure to find something that suits your style.

Buy it: Starting at $36,

Photo: Courtesy Cat & Jack

Cat & Jack Baby Girls’ Bikini Set

Wishing this crazy-cute baby bikini came in adult sizes? Yeah, us too. But at least your baby girl can rock this ruffled swimsuit! It features pink and white stripes with red edging for a look that’s as sweet as she is. It also happens to be one of the most affordable baby swimsuits on our list—score.

Buy it: $12,

Photo: Courtesy Tucker + Tate

Tucker + Tate One-Piece Rashguard Swimsuit

Here’s another baby girl bathing suit that offers all-over sun protection. This long-sleeved, UPF 50+ rashguard romper is a go-to for protecting your little one’s delicate skin–in style. The bright tropical print and ruffles on the back add just the right feminine touch.

Buy it: $29,

Baby Boy Swimsuits

Oh, (baby) boy! Infant swimwear for little boys is just about as cute as can be. And thanks to baby swimwear brands like SwimZip, Boden, JoJo Maman Bébé and more, baby boy swimsuits go way beyond your standard swim trunks to include adorable one-pieces and rashguards as well. Shop the best of the bunch here.

Photo: Courtesy Jojo Maman Bebe

JoJo Maman Bébé Boat 1-Piece Sun Protection Suit

Looking for a newborn swimsuit for your little guy? Since you can’t slather your infant in sunscreen until they’re 6 months old, a baby boy one one-piece rashguard will provide much-needed sun protection. This UPF 50+ baby swimsuit is lightweight, quick-drying and comes with a zippered back closure for stress-free changes.

Buy it: $32,

Photo: Courtesy Rylee + Cru

Rylee + Cru Swim Shorts

Here’s another sweet newborn bathing suit option. These baby boy swim trunks from Rylee + Cru come in sizes starting at 0-3 months. The elastic waistband and adjustable drawstring provide a comfy fit—and that all-over angelfish print? Too cute.

Buy it: $53,

Photo: Courtesy Amazon

SwimZip Little Boy Long Sleeve Swimsuit

Infant swimwear with extra coverage has never looked so cool. Continuing the fruit trend, this baby boy swimsuit features a drool-worthy pineapple print, plus UPF 50+ fabric and a full zippered front for easy-breezy diaper changes.

Buy It: $40,

Photo: Courtesy H&M

H&M Patterned Swim Shorts

Love the watermelon-themed baby swimsuits? Luckily the trend has crossed over into baby boy swimwear too! Snag these pink melon baby boy swim trunks over at H&M for a song. They feature an elasticized drawstring waistband and soft mesh liner shorts, and fit infants as young as 2-6 months old.

Buy it: $13,

Photo: Courtesy Carter's

Carter’s 1-Piece Baby Boy Dinosaur Rashguard Bathing Suit

With this baby boy one piece rashguard, The Land Before Time meets the modern beach for a roaring good time. Complete with a zippered back closure, UPF 50+ sun protection and 3D “spikes,” it’ll put a smile a big as the dinosaur’s on sunbathers’ faces.

Buy it: Starting at $18,

Photo: Courtesy Ice Cream Castles

Ice Cream Castles Banana and Bird Print Swim Trunks

For fashion-forward boys, these baby swim trunks hit all the right notes. The tropical print featuring bananas, pineapples and toucans are totally on-trend. Even the elastic, drawstring waistband rocks a pop of brightly colored string. These infant bathing suits start at size 0-3 months, perfect for your newborn!

Buy it: $55,

Photo: Courtesy Rugged Butts

RuggedButts Stripe One-Piece Rashguard Swimsuit & Hat Set

RuggedButts, sibling to the baby girl swimwear brand RuffleButts, offers infant swimsuits that seamlessly combine fashion and function. Whether your little guy is splashing in the waves or floating in the pool, this baby boy one-piece swimsuit provides excellent UPF 50+ protection. The blue and white stripes lend a nautical look, while the red front zipper adds a fun dash of color.

Buy it: $42,

Photo: Courtesy Cat & Jack

Cat & Jack Baby Boys’ Crab Swim Trunks

Dealing with a crabby infant? Not if they’re in these adorable (and incredibly affordable) baby swim trunks! The mid-rise swim shorts feature UPF 50+ protection plus an elasticized drawstring waistband and soft mesh lining for all-day comfort. There’s even a matching rashguard top to complete the beachy look.

Buy it: $8,

Photo: Courtesy Boden

Boden Animal Surf Set

Baby boy swimwear has gone wild! Lizards, palm leaves and tropical birds brighten this rashguard-style infant swimsuit, complete with a zippered closure and UPF 40+ fabric. A matching legionnaire sun hat helps keep your little adventurer safe from the sun.

Buy it: $55,

Photo: Courtesy Tucker & Tate

Tucker + Tate Two-Piece Rashguard Swimsuit

For a whale of a good time, go for this aquatic-themed baby swimsuit. The set comes with printed baby swim trunks and a matching UPF 50+ rashguard top. And with sizes starting at 0-3 months, it makes for a super-cute newborn swimsuit too!

Buy it: $35,

Mommy & Me Swimsuits

If you’ve been swooning over these baby boy and girl swimsuits and wishing for your own, you’re in luck. Many infant swimwear brands make matching bathing suits in adult sizes too! For the ultimate family beach outing, snag a couple of these Instagram-worthy mommy and me swimsuits.

Photo: Courtesy Olivia & Ocean

Olivia + Ocean Mom Bod One-Piece Rainbow

Rejoice, all you new mamas—Olivia + Ocean bathing suits are specifically designed to support mom bods in all the right places and accommodate your post-baby needs. This one-piece features a flattering wrap style that provides easy access for nursing moms. The high-compression suit offers a supportive, slimming effect, and the top even has space for nursing pads. The fact that you can get this in mom and baby matching bathing suits is just the icing on the cake!

Buy it: $149 for adult swimsuit, $64 for baby swimsuit

Photo: MademoiselleLouiseFL/Etsy

MademoiselleLouiseFL Mother and Son Swimsuit

Wondering if mommy and me swimsuits come in a pineapple print? Yep, they sure do—and there are options aplenty. This set is perfect for a mom and son duo. If pineapples aren’t your thing, the Etsy seller has a bunch of other prints to choose from.

Buy it: $37 for adult swimsuit, $22 for baby swimsuit,

Photo: PatPat

PatPat Cool Stripes Pineapple One-Piece Swimsuit

We promised more pineapple mommy and me swimsuits, right? This set is made for Mom and her mini-me girl. These bathing suits come in a wide range of sizes, perfect for putting siblings in matching swimwear too.

Buy it: $40 for adult swimsuit, $28 for baby swimsuit,

Photo: Courtesy Noubeau

Noubeau Mommy and Me Swimsuit One-Piece

Here’s a set of mommy and me swimsuits fit for the whole family! It includes one-piece bathing suits for Mom and baby girl, plus swim trunks for Dad and his mini-me—all in a palm leaf print that’ll look great on everyone.

Buy it: Starting at $12,

Photo: Courtesy For Love & Lemons

For Love and Lemons Tahiti / Sunshine One Piece

These pink striped mom and baby matching bathing suits offer a sweet, ruffled look for your little girl and a sexier cutout for you. You’re both sure to snag tons of compliments.

Buy it: $198 for adult swimsuit, $81 for baby swimsuit

Photo: Courtesy Pink Desert

Pink Desert Tie Strap One Piece / Mini Ruffle Leg Scoop One Piece

This beautiful, fully lined one-piece swimsuit for mom features adjustable strap ties and a built-in shelf bra with removable cups. And luckily for your little girl, this loveable lemon print comes as a baby swimsuit too, complete with girly ruffles at the legs.

Buy it: $70 for adult swimsuit, $40 for baby swimsuit

Photo: Courtesy Summer Salt

Summersalt Confetti Sidestroke

Celebrate summer with these one-shoulder mommy and baby bathing suits, decked out with a colorful confetti trim. Mom will love the superior compression, and your little girl will love playful hot pink hue.

Buy it: $95 for adult swimsuit, $55 for baby swimsuit

Laino Swimwear Mommy and Me Matching Swimwear

Whether you’re looking to match your little girl or boy, this Etsy seller has the mommy and me swimsuits for you. Choose whether you want a one-piece or bikini for yourself, and which fabric print you’d like for your little. Baby swimsuits come in sizes starting at 0-3, perfect for newborn bathing suits.

Buy it: Starting at $84,

Photo: Courtesy Swim Zip

SwimZip Women’s One-Shoulder Bikini Top / Baby Girl Long Sleeve Zipper Rashguard Swimsuit Set

A standout brand for baby swimwear, SwimZip also offers mommy and me swimsuits—rejoice! For a winning #twinning look, Mom can rock this tropical one-shoulder bikini top and pink bottoms, while baby girl will look too cute in this matching rashguard top (hello, UPF 50+ sun protection) and ruffled pink bottoms.

Buy it: $35 for adult swimsuit, $30 for baby swimsuit

Photo: Courtesy Kaikini

KaiKini Bikinis Make Your Own

If you haven’t yet found the matching mom and baby bathing suits of your dreams, don’t despair—make your own customized mommy and me swimsuits! KaiKini Bikinis lets you pick a swimsuit style and mix and match fabrics for a look that’s totally your own—and even opt to have it made in a mini one- or two-piece for baby.

Buy it: $85,

Updated May 2019

Photo: Shutterstock