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.

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Filtering byGirls: swimwear
    Carter's Size 12 mo
    View Product: Carter's Size 12 mo

    Carter's

    Size 12 mo
    $10.99 $34

    $7.69 30% off with

    Carter's Size 2T
    View Product: Carter's Size 2T

    Carter's

    Size 2T
    $6.99 $22

    $4.89 30% off with

    Lands' End Size 10
    Price Drop
    View Product: Lands' End Size 10

    Lands' End

    Size 10
    $18.99 $46

    $11.39 40% off with

    Speedo Size Small kids
    View Product: Speedo Size Small kids

    Speedo

    Size Small kids
    $28.99 $68

    $20.29 30% off with

    Zara Size 13
    View Product: Zara Size 13

    Zara

    Size 13
    $10.99 $38

    $7.69 30% off with

    Cat & Jack Size 3-6 mo
    View Product: Cat & Jack Size 3-6 mo

    Cat & Jack

    Size 3-6 mo
    $11.99 $20

    $8.39 30% off with

    Carter's Size 3 mo
    View Product: Carter's Size 3 mo

    Carter's

    Size 3 mo
    $8.99 $28

    $6.29 30% off with

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

    Gymboree

    Size 6-12 mo
    $9.99 $25

    $6.99 30% off with

    Junk Food Size 2T
    View Product: Junk Food Size 2T

    Junk Food

    Size 2T
    $7.99 $26

    $5.59 30% off with

    Candy Girl Size 10
    View Product: Candy Girl Size 10

    Candy Girl

    Size 10
    $11.99 $31

    $8.39 30% 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
    $9.99 $39

    $6.99 30% off with

    Hanna Andersson Size 80 cm
    View Product: Hanna Andersson Size 80 cm

    Hanna Andersson

    Size 80 cm
    $17.99 $38

    $12.59 30% off with

    Hanna Andersson Size 60 cm
    View Product: Hanna Andersson Size 60 cm

    Hanna Andersson

    Size 60 cm
    $16.99 $38

    $11.89 30% off with

    Garnet Hill Size 5T
    View Product: Garnet Hill Size 5T

    Garnet Hill

    Size 5T
    $9.99 $26

    $6.99 30% off with

    Justice Size 8
    View Product: Justice Size 8

    Justice

    Size 8
    $14.99 $31

    $10.49 30% off with

    Crazy 8 Size 12-18 mo
    View Product: Crazy 8 Size 12-18 mo

    Crazy 8

    Size 12-18 mo
    $10.99 $17

    $7.69 30% off with

    Old Navy Size Small infants
    Price Drop
    View Product: Old Navy Size Small infants

    Old Navy

    Size Small infants
    $3.99 $17

    $2.00 50% off with

    Tea Size 4
    View Product: Tea Size 4

    Tea

    Size 4
    $19.99 $32

    $13.99 30% off with

    Juicy Couture Size 18 mo
    Price Drop
    View Product: Juicy Couture Size 18 mo

    Juicy Couture

    Size 18 mo
    $15.99 $61

    $9.59 40% off with

    Carter's Size 18 mo
    View Product: Carter's Size 18 mo

    Carter's

    Size 18 mo
    $13.99 $34

    $9.79 30% off with

    Janie and Jack Size 12-18 mo
    View Product: Janie and Jack Size 12-18 mo

    Janie and Jack

    Size 12-18 mo
    $26.99 $39

    $18.89 30% off with

    Gymboree Size 2T
    View Product: Gymboree Size 2T

    Gymboree

    Size 2T
    $10.99 $25

    $7.69 30% off with

    Gymboree Size 2T
    View Product: Gymboree Size 2T

    Gymboree

    Size 2T
    $13.99 $25

    $9.79 30% off with

    Gymboree Size 2T
    View Product: Gymboree Size 2T

    Gymboree

    Size 2T
    $13.99 $25

    $9.79 30% off with

    Unbranded Size 3
    View Product: Unbranded Size 3

    Unbranded

    Size 3
    $13.99 $26

    $9.79 30% off with

    Gymboree Size 2T
    View Product: Gymboree Size 2T

    Gymboree

    Size 2T
    $10.99 $25

    $7.69 30% off with

    Speedo Size Large youth
    New with tags
    View Product: Speedo Size Large youth

    Speedo

    Size Large youth
    $9.99 $26

    $6.99 30% off with

    Floatimini Size 4
    View Product: Floatimini Size 4

    Floatimini

    Size 4
    $14.99 $64

    $10.49 30% off with

    Sun Alert Size 24 mo
    View Product: Sun Alert Size 24 mo

    Sun Alert

    Size 24 mo
    $9.99 $20

    $6.99 30% off with

    Cat & Jack Size 6
    Price Drop
    View Product: Cat & Jack Size 6

    Cat & Jack

    Size 6
    $27.99 $143

    $13.99 50% off with

    Gymboree Size 3-6 mo
    View Product: Gymboree Size 3-6 mo

    Gymboree

    Size 3-6 mo
    $12.99 $25

    $9.09 30% off with

    Lands' End Size 7
    View Product: Lands' End Size 7

    Lands' End

    Size 7
    $11.99 $23

    $8.39 30% off with

    Carter's Size 18 mo
    View Product: Carter's Size 18 mo

    Carter's

    Size 18 mo
    $12.99 $34

    $9.09 30% off with

    Lilly Pulitzer Size 6 mo
    View Product: Lilly Pulitzer Size 6 mo

    Lilly Pulitzer

    Size 6 mo
    $18.99 $46

    $13.29 30% off with

    Justice Size 10
    View Product: Justice Size 10

    Justice

    Size 10
    $9.99 $31

    $6.99 30% off with

    Baby Buns Size 3-6 mo
    View Product: Baby Buns Size 3-6 mo

    Baby Buns

    Size 3-6 mo
    $12.99 $20

    $9.09 30% off with

    Ella Moss Size 7
    Price Drop
    View Product: Ella Moss Size 7

    Ella Moss

    Size 7
    $25.99 $148

    $12.99 50% off with

    Oscar De La Renta Size 5
    Price Drop
    View Product: Oscar De La Renta Size 5

    Oscar De La Renta

    Size 5
    $63.99 $120

    $38.39 40% off with

    Lands' End Size 16
    View Product: Lands' End Size 16

    Lands' End

    Size 16
    $24.99 $95

    $17.49 30% off with

    Speedo Size 10
    Price Drop
    View Product: Speedo Size 10

    Speedo

    Size 10
    $25.99 $68

    $18.19 30% off with

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

    Carter's

    Size 9 mo
    $6.99 $24

    $3.49 50% off with

    Justice Size X-Large youth
    View Product: Justice Size X-Large youth

    Justice

    Size X-Large youth
    $9.99 $31

    $6.99 30% off with

    Carter's Size 12 mo
    View Product: Carter's Size 12 mo

    Carter's

    Size 12 mo
    $12.99 $34

    $9.09 30% off with

    TYR Size 3T
    View Product: TYR Size 3T

    TYR

    Size 3T
    $11.99 $26

    $8.39 30% off with

    Baby Gap Size 12-18 mo
    View Product: Baby Gap Size 12-18 mo

    Baby Gap

    Size 12-18 mo
    $14.99 $25

    $10.49 30% off with

    Gap Kids Size Large kids
    View Product: Gap Kids Size Large kids

    Gap Kids

    Size Large kids
    $15.99 $40

    $11.19 30% off with

    Carter's Size 12 mo
    View Product: Carter's Size 12 mo

    Carter's

    Size 12 mo
    $12.99 $34

    $9.09 30% off with

    Cat & Jack Size 4
    Price Drop
    View Product: Cat & Jack Size 4

    Cat & Jack

    Size 4
    $4.99 $13

    $2.49 50% off with

    Penelope Mack Size 18 mo
    View Product: Penelope Mack Size 18 mo

    Penelope Mack

    Size 18 mo
    $11.99 $20

    $8.39 30% off with

    Lands' End Size 10
    View Product: Lands' End Size 10

    Lands' End

    Size 10
    $8.99 $23

    $6.29 30% off with