Girls' One Piece Swim

$20 off $100+ purchase

$20 off $100+ purchase

with code NEW20

spring break sale starts now

spring break sale starts now

select neon on sale | up to 40% off

select neon collections

select neon collections

up to 40% off

orange you the sweetest

orange you the sweetest

up to 60% off

seersucker swim

seersucker swim

up to 40% off

  1. New
    Bubblegum Pink Gingham Waterfall One Piece Bubblegum Pink Gingham Waterfall One Piece

    Bubblegum Gingham

    Waterfall One Piece

    UPF 50+ sun protection

    $XX.XX
  2. New
    Pink Whale Friends Peplum Smocked Bodice One Piece Pink Whale Friends Peplum Smocked Bodice One Piece

    Pink Whale Friends

    Peplum Smocked Bodice One Piece
    $XX.XX
  3. New
    Pink Seas the Day Butterfly One Piece Pink Seas the Day Butterfly One Piece

    Pink Seas the Day

    Butterfly Sleeve One Piece

    UPF 50+ sun protection

    $XX.XX
  4. New
    Hot Pink Heart Polka Dot Tie Shoulder One Piece Hot Pink Heart Polka Dot Tie Shoulder One Piece

    Hot Pink Heart Polka Dot

    Tie Shoulder One Piece
    $XX.XX
  5. New
    Neon Island Time Ruffle V-Back One Piece Neon Island Time Ruffle V-Back One Piece

    *Neon Island Time

    Ruffle V-Back One Piece

    UPF 50+ sun protection

    $XX.XX
  6. New
    Neon Violet Pineapples One Shoulder Ruffle One Piece Neon Violet Pineapples One Shoulder Ruffle One Piece

    *Neon Violet Pineapples

    One Shoulder Ruffle One Piece

    UPF 50+ sun protection

    $XX.XX
  7. New
    Vibrant Neon One Shoulder Ruffle One Piece Vibrant Neon One Shoulder Ruffle One Piece

    *Vibrant Neon

    One Shoulder Ruffle One Piece

    UPF 50+ sun protection

    $XX.XX
  8. Tropical Adventure Single Ruffle One Piece Tropical Adventure Single Ruffle One Piece

    Tropical Adventure

    Single Ruffle One Piece

    UPF 50+ sun protection

    $XX.XX
  9. Hot Pink Heart Waterfall One Piece Hot Pink Heart Waterfall One Piece

    Hot Pink Heart Polka Dot

    Waterfall One Piece

    UPF 50+ sun protection

    $XX.XX
  10. Coastal Breeze Floral Ruffle V-Back One Piece Coastal Breeze Floral Ruffle V-Back One Piece

    Coastal Breeze Floral

    Ruffle V-Back One Piece

    UPF 50+ sun protection

    $XX.XX
  11. Ice Cream Social Ruffle V-Back One Piece Ice Cream Social Ruffle V-Back One Piece

    Ice Cream Social

    Ruffle V-Back One Piece

    UPF 50+ sun protection

    $XX.XX

Outstanding One-Piece Swimsuits for Girls

Your girl is ready to splash, laugh, explore, and play—set her up with sweet and sassy RuffleButts swimwear and keep her happy all summer long. From long-sleeve zippered one-piece rash guards to a skirted girl one piece swimsuit with beautiful bow details, explore our huge selection of girl’s one piece swimsuits.


Take your pick of colorful stripes, polka dots, paisleys, and florals—we even offer one piece swimsuit designs featuring flamingos and mermaid scales for next-level fun. We carry a wide variety of patterns, prints, and solid color bathing suit options, so you’ll have no problem finding one that fits her personality perfectly.


We’ve designed all of our RuffleButts swimming apparel with comfort and practicality in mind. With UPF 50+ sun-protective fabric and helpful details like snaps and zippers, our products are built to offer the very best quality to you and your little girl. One piece swimsuits that are age-appropriate, cozy to wear, super durable, and absolutely adorable don’t have to be a pipe dream. Dive into our collection and find the perfect girl’s swimwear for the pool or beach.

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