Girls' Swimwear

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Whether it's for summertime or swimming lessons, your girls need the right gear for when they dive into the water. Check out thredUP's selection of girls' swimwear to discover items from top brands at up to 90% off estimated retail.

233 items
Wippette Kids Size 6-9 mo

View Product: Wippette Kids Size 6-9 mo

Wippette Kids

Size 6-9 mo
$11.99 $20

$9.59 20% off with

Coolibar Size 6-12 mo

View Product: Coolibar Size 6-12 mo

Coolibar

Size 6-12 mo
$22.99 $61

$16.09 30% off with

Gymboree Size 6-12 mo

View Product: Gymboree Size 6-12 mo

Gymboree

Size 6-12 mo
$8.99 $25

$7.19 20% off with

Carter's Size 9 mo

View Product: Carter's Size 9 mo

Carter's

Size 9 mo
$11.99 $24

$9.59 20% off with

OshKosh B'gosh Size 9 mo
New With Tags BadgeNew With Tags

View Product: OshKosh B'gosh Size 9 mo

OshKosh B'gosh

Size 9 mo
$7.99 $21

$6.39 20% off with

Splash About Size 6-12 mo

View Product: Splash About Size 6-12 mo

Splash About

Size 6-12 mo
$13.99 $20

$11.19 20% off with

Old Navy Size 6-12 mo
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View Product: Old Navy Size 6-12 mo

Old Navy

Size 6-12 mo
$3.99 $17
Target Size 6-12 mo
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View Product: Target Size 6-12 mo

Target

Size 6-12 mo
$9.99 $10
Carter's Size 6 mo

View Product: Carter's Size 6 mo

Carter's

Size 6 mo
$12.99 $28

$10.39 20% off with

Assorted Brands Size 6 mo

View Product: Assorted Brands Size 6 mo

Assorted Brands

Size 6 mo
$18.99 $41

$15.19 20% off with

Koala Kids Size 6 mo
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View Product: Koala Kids Size 6 mo

Koala Kids

Size 6 mo
$6.99 $10
Carter's Size 6-9 mo

View Product: Carter's Size 6-9 mo

Carter's

Size 6-9 mo
$13.99 $41

$11.19 20% off with

Cat & Jack Size 9 mo

View Product: Cat & Jack Size 9 mo

Cat & Jack

Size 9 mo
$4.99 $10
Baby Gap Size 6-12 mo

View Product: Baby Gap Size 6-12 mo

Baby Gap

Size 6-12 mo
$7.99 $25

$6.39 20% off with

Carter's Size 9 mo

View Product: Carter's Size 9 mo

Carter's

Size 9 mo
$7.99 $28

$6.39 20% off with

Tea Size 6-12 mo

View Product: Tea Size 6-12 mo

Tea

Size 6-12 mo
$14.99 $45

$10.49 30% off with

Carter's Size 9 mo
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View Product: Carter's Size 9 mo

Carter's

Size 9 mo
$10.99 $28

$8.79 20% off with

Gymboree Size 6-12 mo
Rare Find BadgeRare Find

View Product: Gymboree Size 6-12 mo

Gymboree

Size 6-12 mo
$9.99 $25

$7.99 20% off with

Baby Gap Size 6-12 mo
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View Product: Baby Gap Size 6-12 mo

Baby Gap

Size 6-12 mo
$8.99 $25

$6.29 30% off with

Baby Gap Size 6-12 mo

View Product: Baby Gap Size 6-12 mo

Baby Gap

Size 6-12 mo
$8.99 $25

$7.19 20% off with

Baby Gap Size 6 mo
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View Product: Baby Gap Size 6 mo

Baby Gap

Size 6 mo
$6.99 $25
Unbranded Size 6 mo
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View Product: Unbranded Size 6 mo

Unbranded

Size 6 mo
$6.99 $20
Old Navy Size 6-12 mo

View Product: Old Navy Size 6-12 mo

Old Navy

Size 6-12 mo
$6.99 $17
Baby Gap Size 6-12 mo
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View Product: Baby Gap Size 6-12 mo

Baby Gap

Size 6-12 mo
$9.99 $25
Koala Baby Size 6 mo

View Product: Koala Baby Size 6 mo

Koala Baby

Size 6 mo
$8.99 $10
Old Navy Size 6-12 mo
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View Product: Old Navy Size 6-12 mo

Old Navy

Size 6-12 mo
$7.99 $17

$6.39 20% off with

Circo Size 6-9 mo

View Product: Circo Size 6-9 mo

Circo

Size 6-9 mo
$9.99 $10
Cat & Jack Size 9 mo
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View Product: Cat & Jack Size 9 mo

Cat & Jack

Size 9 mo
$6.99 $10
OshKosh B'gosh Size 6 mo
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View Product: OshKosh B'gosh Size 6 mo

OshKosh B'gosh

Size 6 mo
$9.99 $22
Carter's Size 6-9 mo

View Product: Carter's Size 6-9 mo

Carter's

Size 6-9 mo
$9.99 $28

$6.99 30% off with

Carter's Size 9 mo
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View Product: Carter's Size 9 mo

Carter's

Size 9 mo
$10.99 $24

$8.79 20% off with

Carter's Size 6-9 mo
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View Product: Carter's Size 6-9 mo

Carter's

Size 6-9 mo
$9.99 $24
Janie and Jack Size 6-12 mo

View Product: Janie and Jack Size 6-12 mo

Janie and Jack

Size 6-12 mo
$15.99 $39

$11.19 30% off with

Max Grey Size 6 mo

View Product: Max Grey Size 6 mo

Max Grey

Size 6 mo
$4.99 $10
Old Navy Size 6-12 mo
Price Drop BadgePrice Drop

View Product: Old Navy Size 6-12 mo

Old Navy

Size 6-12 mo
$7.99 $13

$6.39 20% off with

Gymboree Size 6-12 mo
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View Product: Gymboree Size 6-12 mo

Gymboree

Size 6-12 mo
$8.99 $22
Carter's Size 9 mo
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View Product: Carter's Size 9 mo

Carter's

Size 9 mo
$12.99 $28

$7.79 40% off with

Carter's Size 6 mo
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View Product: Carter's Size 6 mo

Carter's

Size 6 mo
$10.99 $28

$8.79 20% off with

Carter's Size 6 mo
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View Product: Carter's Size 6 mo

Carter's

Size 6 mo
$9.99 $28

$5.99 40% off with

Baby Gap Size 6-12 mo
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View Product: Baby Gap Size 6-12 mo

Baby Gap

Size 6-12 mo
$10.99 $25

$6.59 40% off with

Carter's Size 6 mo
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View Product: Carter's Size 6 mo

Carter's

Size 6 mo
$8.99 $28

$6.29 30% off with

Assorted Brands Size 6-12 mo
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View Product: Assorted Brands Size 6-12 mo

Assorted Brands

Size 6-12 mo
$7.99 $20

$6.39 20% off with

Janie and Jack Size 6-12 mo

View Product: Janie and Jack Size 6-12 mo

Janie and Jack

Size 6-12 mo
$13.99 $39

$9.79 30% off with

Coolibar Size 6 mo
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View Product: Coolibar Size 6 mo

Coolibar

Size 6 mo
$8.99 $31

$6.29 30% off with

OshKosh B'gosh Size 9 mo
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View Product: OshKosh B'gosh Size 9 mo

OshKosh B'gosh

Size 9 mo
$6.99 $22
Carter's Size 9 mo
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View Product: Carter's Size 9 mo

Carter's

Size 9 mo
$7.99 $28

$6.39 20% off with

OshKosh B'gosh Size 6 mo
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View Product: OshKosh B'gosh Size 6 mo

OshKosh B'gosh

Size 6 mo
$7.99 $21

$6.39 20% off with

Old Navy Size 6-12 mo
Price Drop BadgePrice Drop

View Product: Old Navy Size 6-12 mo

Old Navy

Size 6-12 mo
$7.99 $17

$6.39 20% off with

Carter's Size 6-9 mo
Price Drop BadgePrice Drop

View Product: Carter's Size 6-9 mo

Carter's

Size 6-9 mo
$7.99 $28

$6.39 20% off with

OshKosh B'gosh Size 9 mo
Price Drop BadgePrice Drop

View Product: OshKosh B'gosh Size 9 mo

OshKosh B'gosh

Size 9 mo
$8.99 $22

$6.29 30% off with