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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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    Minnow One Piece Swimsuit (view 2)Minnow One Piece Swimsuit (view 1)
    View Product: Minnow One Piece Swimsuit

    Minnow

    One Piece Swimsuit
    Size 6 mo
    $32.99
    59% off estimated retail
    Peek... One Piece Swimsuit (view 2)Peek... One Piece Swimsuit (view 1)
    View Product: Peek... One Piece Swimsuit

    Peek...

    One Piece Swimsuit
    Size 6
    $18.99
    61% off estimated retail
    Crewcuts Swimsuit Cover Up (view 2)Crewcuts Swimsuit Cover Up (view 1)
    View Product: Crewcuts Swimsuit Cover Up

    Crewcuts

    Swimsuit Cover Up
    Size 10
    $20.99
    67% off estimated retail
    Old Navy One Piece Swimsuit (view 2)Old Navy One Piece Swimsuit (view 1)
    View Product: Old Navy One Piece Swimsuit

    Old Navy

    One Piece Swimsuit
    Size 3T
    $12.99
    27% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Cat & Jack One Piece Swimsuit (view 2)Cat & Jack One Piece Swimsuit (view 1)
    View Product: Cat & Jack One Piece Swimsuit

    Cat & Jack

    One Piece Swimsuit
    Size Large youth
    $12.99
    35% off estimated retail
    H&M One Piece Swimsuit (view 2)H&M One Piece Swimsuit (view 1)
    View Product: H&M One Piece Swimsuit

    H&M

    One Piece Swimsuit
    Size 8
    $14.99
    35% off estimated retail
    Cat & Jack Swimsuit Cover Up (view 2)Cat & Jack Swimsuit Cover Up (view 1)
    View Product: Cat & Jack Swimsuit Cover Up

    Cat & Jack

    Swimsuit Cover Up
    Size 3T
    $15.99
    23% off estimated retail
    Garnet Hill Swimsuit Cover Up (view 2)Garnet Hill Swimsuit Cover Up (view 1)
    View Product: Garnet Hill Swimsuit Cover Up

    Garnet Hill

    Swimsuit Cover Up
    Size X-Large kids
    $15.99
    51% off estimated retail
    Crewcuts Outlet One Piece Swimsuit (view 2)Crewcuts Outlet One Piece Swimsuit (view 1)
    View Product: Crewcuts Outlet One Piece Swimsuit

    Crewcuts Outlet

    One Piece Swimsuit
    Size 14
    $16.99
    44% off estimated retail
    Cat & Jack One Piece Swimsuit (view 2)Cat & Jack One Piece Swimsuit (view 1)
    View Product: Cat & Jack One Piece Swimsuit

    Cat & Jack

    One Piece Swimsuit
    Size 3T
    $12.99
    23% off estimated retail
    Lands' End Rash Guard (view 2)Lands' End Rash Guard (view 1)
    View Product: Lands' End Rash Guard

    Lands' End

    Rash Guard
    Size 7
    $26.99
    39% off estimated retail
    Ruffle Butts Two Piece Swimsuit (view 2)Ruffle Butts Two Piece Swimsuit (view 1)
    View Product: Ruffle Butts Two Piece Swimsuit

    Ruffle Butts

    Two Piece Swimsuit
    Size 18-24 mo
    $12.99 $11
    Old Navy One Piece Swimsuit (view 2)Old Navy One Piece Swimsuit (view 1)
    View Product: Old Navy One Piece Swimsuit

    Old Navy

    One Piece Swimsuit
    Size 4T
    $11.99
    38% off estimated retail
    Cat & Jack One Piece Swimsuit (view 2)Cat & Jack One Piece Swimsuit (view 1)
    View Product: Cat & Jack One Piece Swimsuit

    Cat & Jack

    One Piece Swimsuit
    Size 7
    $13.99
    41% off estimated retail
    Petit Bateau One Piece Swimsuit (view 2)Petit Bateau One Piece Swimsuit (view 1)
    View Product: Petit Bateau One Piece Swimsuit

    Petit Bateau

    One Piece Swimsuit
    Size 6
    $16.99
    73% off estimated retail
    Unbranded One Piece Swimsuit (view 2)Unbranded One Piece Swimsuit (view 1)
    View Product: Unbranded One Piece Swimsuit

    Unbranded

    One Piece Swimsuit
    Size 24 mo
    $11.99 $9.59 20% off with code HOTDEAL
    45% off estimated retail
    Stella McCartney One Piece Swimsuit (view 2)Stella McCartney One Piece Swimsuit (view 1)
    View Product: Stella McCartney One Piece Swimsuit

    Stella McCartney

    One Piece Swimsuit
    Size 24 mo
    $53.99 $40.49 25% off with code HOTDEAL
    37% off estimated retail
    Assorted Brands One Piece Swimsuit (view 2)Assorted Brands One Piece Swimsuit (view 1)
    View Product: Assorted Brands One Piece Swimsuit

    Assorted Brands

    One Piece Swimsuit
    Size 4
    $14.99 $11.99 20% off with code HOTDEAL
    48% off estimated retail
    Janie and Jack One Piece Swimsuit (view 2)Janie and Jack One Piece Swimsuit (view 1)
    View Product: Janie and Jack One Piece Swimsuit

    Janie and Jack

    One Piece Swimsuit
    Size 2T
    $23.99 $16.79 30% off with code HOTDEAL
    52% off estimated retail
    Janie and Jack One Piece Swimsuit (view 2)Janie and Jack One Piece Swimsuit (view 1)
    View Product: Janie and Jack One Piece Swimsuit

    Janie and Jack

    One Piece Swimsuit
    Size 2T
    $18.99 $13.29 30% off with code HOTDEAL
    61% off estimated retail
    Lands' End One Piece Swimsuit (view 2)Lands' End One Piece Swimsuit (view 1)
    View Product: Lands' End One Piece Swimsuit

    Lands' End

    One Piece Swimsuit
    Size 14
    $27.99 $16.79 40% off with code HOTDEAL
    70% off estimated retail
    Janie and Jack Swimsuit Cover Up (view 2)Janie and Jack Swimsuit Cover Up (view 1)
    View Product: Janie and Jack Swimsuit Cover Up

    Janie and Jack

    Swimsuit Cover Up
    Size 12
    $20.99 $14.69 30% off with code HOTDEAL
    58% off estimated retail
    Hope & Henry One Piece Swimsuit (view 2)Hope & Henry One Piece Swimsuit (view 1)
    View Product: Hope & Henry One Piece Swimsuit

    Hope & Henry

    One Piece Swimsuit
    Size 2T
    $17.99 $14.39 20% off with code HOTDEAL
    31% off estimated retail
    Penelope Mack One Piece Swimsuit (view 2)Penelope Mack One Piece Swimsuit (view 1)
    View Product: Penelope Mack One Piece Swimsuit

    Penelope Mack

    One Piece Swimsuit
    Size 3T
    $16.99 $13.59 20% off with code HOTDEAL
    48% off estimated retail
    Assorted Brands One Piece Swimsuit (view 2)Assorted Brands One Piece Swimsuit (view 1)
    View Product: Assorted Brands One Piece Swimsuit

    Assorted Brands

    One Piece Swimsuit
    Size 2T
    $9.99 $7.99 20% off with code HOTDEAL
    59% off estimated retail
    Janie and Jack One Piece Swimsuit (view 2)Janie and Jack One Piece Swimsuit (view 1)
    View Product: Janie and Jack One Piece Swimsuit

    Janie and Jack

    One Piece Swimsuit
    Size 18-24 mo
    $16.99 $12.74 25% off with code HOTDEAL
    66% off estimated retail
    Crew & Lu One Piece Swimsuit (view 2)Crew & Lu One Piece Swimsuit (view 1)
    View Product: Crew & Lu One Piece Swimsuit

    Crew & Lu

    One Piece Swimsuit
    Size 12-18 mo
    $17.99 $13.49 25% off with code HOTDEAL
    69% off estimated retail
    Bloch One Piece Swimsuit (view 2)Bloch One Piece Swimsuit (view 1)
    View Product: Bloch One Piece Swimsuit

    Bloch

    One Piece Swimsuit
    Size 4
    $11.99 $9.59 20% off with code HOTDEAL
    59% off estimated retail
    Shade Critters One Piece Swimsuit (view 2)Shade Critters One Piece Swimsuit (view 1)
    View Product: Shade Critters One Piece Swimsuit

    Shade Critters

    One Piece Swimsuit
    Size 8
    $28.99 $18.84 35% off with code HOTDEAL
    63% off estimated retail
    Baby Gap Wetsuit (view 2)Baby Gap Wetsuit (view 1)
    View Product: Baby Gap Wetsuit

    Baby Gap

    Wetsuit
    Size Newborn
    $15.99 $12.79 20% off with code HOTDEAL
    51% off estimated retail
    Janie and Jack One Piece Swimsuit (view 2)Janie and Jack One Piece Swimsuit (view 1)
    View Product: Janie and Jack One Piece Swimsuit

    Janie and Jack

    One Piece Swimsuit
    Size 6-12 mo
    $16.99 $12.74 25% off with code HOTDEAL
    66% off estimated retail
    Capezio One Piece Swimsuit (view 2)Capezio One Piece Swimsuit (view 1)
    View Product: Capezio One Piece Swimsuit

    Capezio

    One Piece Swimsuit
    Size Small youth
    $13.99 $11.19 20% off with code HOTDEAL
    48% off estimated retail
    Cat & Jack Swimsuit Cover Up (view 2)Cat & Jack Swimsuit Cover Up (view 1)
    View Product: Cat & Jack Swimsuit Cover Up

    Cat & Jack

    Swimsuit Cover Up
    Size 6
    $9.99 $7.99 20% off with code HOTDEAL
    41% off estimated retail
    Shade Critters Two Piece Swimsuit (view 2)Shade Critters Two Piece Swimsuit (view 1)
    View Product: Shade Critters Two Piece Swimsuit

    Shade Critters

    Two Piece Swimsuit
    Size 6-12 mo
    $10.99 $8.24 25% off with code HOTDEAL
    75% off estimated retail
    Andy & Evan One Piece Swimsuit (view 2)Andy & Evan One Piece Swimsuit (view 1)
    View Product: Andy & Evan One Piece Swimsuit

    Andy & Evan

    One Piece Swimsuit
    Size 3-6 mo
    $17.99 $12.59 30% off with code HOTDEAL
    72% off estimated retail
    Gap Kids One Piece Swimsuit (view 2)Gap Kids One Piece Swimsuit (view 1)
    View Product: Gap Kids One Piece Swimsuit

    Gap Kids

    One Piece Swimsuit
    Size 10
    $18.99 $13.29 30% off with code HOTDEAL
    62% off estimated retail
    Milly Minis Swimsuit Cover Up (view 2)Milly Minis Swimsuit Cover Up (view 1)
    View Product: Milly Minis Swimsuit Cover Up

    Milly Minis

    Swimsuit Cover Up
    Size 14
    $38.99 $23.39 40% off with code HOTDEAL
    83% off estimated retail
    Snapper Rock Rash Guard (view 2)Snapper Rock Rash Guard (view 1)
    View Product: Snapper Rock Rash Guard

    Snapper Rock

    Rash Guard
    Size 12
    $16.99 $13.59 20% off with code HOTDEAL
    44% off estimated retail
    Hobie Two Piece Swimsuit (view 2)Hobie Two Piece Swimsuit (view 1)
    View Product: Hobie Two Piece Swimsuit

    Hobie

    Two Piece Swimsuit
    Size 7
    $19.99 $14.99 25% off with code HOTDEAL
    42% off estimated retail
    Tucker + Tate One Piece Swimsuit (view 2)Tucker + Tate One Piece Swimsuit (view 1)
    View Product: Tucker + Tate One Piece Swimsuit

    Tucker + Tate

    One Piece Swimsuit
    Size 4
    $12.99 $9.74 25% off with code HOTDEAL
    67% off estimated retail
    Janie and Jack One Piece Swimsuit (view 2)Janie and Jack One Piece Swimsuit (view 1)
    View Product: Janie and Jack One Piece Swimsuit

    Janie and Jack

    One Piece Swimsuit
    Size 6-12 mo
    $21.99 $15.39 30% off with code HOTDEAL
    57% off estimated retail
    Little Peixoto Two Piece Swimsuit (view 2)Little Peixoto Two Piece Swimsuit (view 1)
    View Product: Little Peixoto Two Piece Swimsuit

    Little Peixoto

    Two Piece Swimsuit
    Size 8
    $24.99 $17.49 30% off with code HOTDEAL
    63% off estimated retail
    Capezio One Piece Swimsuit (view 2)Capezio One Piece Swimsuit (view 1)
    View Product: Capezio One Piece Swimsuit

    Capezio

    One Piece Swimsuit
    Size Small youth
    $16.99 $13.59 20% off with code HOTDEAL
    36% off estimated retail
    Old Navy One Piece Swimsuit (view 2)Old Navy One Piece Swimsuit (view 1)
    View Product: Old Navy One Piece Swimsuit

    Old Navy

    One Piece Swimsuit
    Size 12-18 mo
    $15.99 $11.19 30% off with code HOTDEAL
    16% off estimated retail
    Stitchy Fish Two Piece Swimsuit (view 2)Stitchy Fish Two Piece Swimsuit (view 1)
    View Product: Stitchy Fish Two Piece Swimsuit

    Stitchy Fish

    Two Piece Swimsuit
    Size 18-24 mo
    $23.99 $16.79 30% off with code HOTDEAL
    54% off estimated retail
    Kenzo Kids One Piece Swimsuit (view 2)Kenzo Kids One Piece Swimsuit (view 1)
    View Product: Kenzo Kids One Piece Swimsuit

    Kenzo Kids

    One Piece Swimsuit
    Size 3
    $44.99 $33.74 25% off with code HOTDEAL
    62% off estimated retail
    Athleta Two Piece Swimsuit (view 2)Athleta Two Piece Swimsuit (view 1)
    View Product: Athleta Two Piece Swimsuit

    Athleta

    Two Piece Swimsuit
    Size 14
    $26.99 $17.54 35% off with code HOTDEAL
    51% off estimated retail
    Carter's One Piece Swimsuit (view 2)Carter's One Piece Swimsuit (view 1)
    View Product: Carter's One Piece Swimsuit

    Carter's

    One Piece Swimsuit
    Size 3 mo
    $12.99 $10.39 20% off with code HOTDEAL
    63% off estimated retail
    Crewcuts Rash Guard (view 2)Crewcuts Rash Guard (view 1)
    View Product: Crewcuts Rash Guard

    Crewcuts

    Rash Guard
    Size 14
    $22.99 $16.09 30% off with code HOTDEAL
    61% off estimated retail
    Carter's Rash Guard (view 2)Carter's Rash Guard (view 1)
    View Product: Carter's Rash Guard

    Carter's

    Rash Guard
    Size 9 mo
    $11.99 $9.59 20% off with code HOTDEAL
    61% off estimated retail
    Capezio One Piece Swimsuit (view 2)Capezio One Piece Swimsuit (view 1)
    View Product: Capezio One Piece Swimsuit

    Capezio

    One Piece Swimsuit
    Size Small kids
    $11.99 $9.59 20% off with code HOTDEAL
    45% off estimated retail
    Little Me One Piece Swimsuit (view 2)Little Me One Piece Swimsuit (view 1)Price Drop
    View Product: Little Me One Piece Swimsuit

    Little Me

    One Piece Swimsuit
    Size 24 mo
    $7.99 $6.39 20% off with code HOTDEAL
    56% off estimated retail
    Gap Rash Guard (view 2)Gap Rash Guard (view 1)Price Drop
    View Product: Gap Rash Guard

    Gap

    Rash Guard
    Size 6-12 mo
    $10.99 $8.79 20% off with code HOTDEAL
    52% off estimated retail
    Garnet Hill One Piece Swimsuit (view 2)Garnet Hill One Piece Swimsuit (view 1)
    View Product: Garnet Hill One Piece Swimsuit

    Garnet Hill

    One Piece Swimsuit
    Size 12
    $21.99 $16.49 25% off with code HOTDEAL
    42% off estimated retail
    Unbranded One Piece Swimsuit (view 2)Unbranded One Piece Swimsuit (view 1)
    View Product: Unbranded One Piece Swimsuit

    Unbranded

    One Piece Swimsuit
    Size 80 cm
    $11.99 $9.59 20% off with code HOTDEAL
    50% off estimated retail
    Hanna Andersson Rash Guard (view 2)Hanna Andersson Rash Guard (view 1)
    View Product: Hanna Andersson Rash Guard

    Hanna Andersson

    Rash Guard
    Size 3-6 mo
    $30.99 $18.59 40% off with code HOTDEAL
    39% off estimated retail
    Floatimini One Piece Swimsuit (view 2)Floatimini One Piece Swimsuit (view 1)
    View Product: Floatimini One Piece Swimsuit

    Floatimini

    One Piece Swimsuit
    Size 10
    $36.99 $27.74 25% off with code HOTDEAL
    63% off estimated retail
    Old Navy Board Shorts (view 2)Old Navy Board Shorts (view 1)
    View Product: Old Navy Board Shorts

    Old Navy

    Board Shorts
    Size 2T
    $11.99 $9.59 20% off with code HOTDEAL
    21% off estimated retail
    Justice One Piece Swimsuit (view 2)Justice One Piece Swimsuit (view 1)Price Drop
    View Product: Justice One Piece Swimsuit

    Justice

    One Piece Swimsuit
    Size 10
    $25.99 $11.70 55% off with code HOTDEAL
    40% off estimated retail
    Eberjey Swimsuit Cover Up (view 2)Eberjey Swimsuit Cover Up (view 1)Price Drop
    View Product: Eberjey Swimsuit Cover Up

    Eberjey

    Swimsuit Cover Up
    Size Medium youth
    $24.99 $10.00 60% off with code HOTDEAL
    69% off estimated retail
    The Children's Place One Piece Swimsuit (view 2)The Children's Place One Piece Swimsuit (view 1)Price Drop
    View Product: The Children's Place One Piece Swimsuit

    The Children's Place

    One Piece Swimsuit
    Size Medium infants
    $10.99 $6.59 40% off with code HOTDEAL
    50% off estimated retail
    Hatley One Piece Swimsuit (view 2)Hatley One Piece Swimsuit (view 1)Price Drop
    View Product: Hatley One Piece Swimsuit

    Hatley

    One Piece Swimsuit
    Size 3 mo
    $12.99 $7.79 40% off with code HOTDEAL
    59% off estimated retail
    Carter's Rash Guard (view 2)Carter's Rash Guard (view 1)Price Drop
    View Product: Carter's Rash Guard

    Carter's

    Rash Guard
    Size 2T
    $12.99 $7.79 40% off with code HOTDEAL
    57% off estimated retail
    Unbranded Rash Guard (view 2)Unbranded Rash Guard (view 1)Price Drop
    View Product: Unbranded Rash Guard

    Unbranded

    Rash Guard
    Size One size
    $11.99 $7.19 40% off with code HOTDEAL
    50% off estimated retail
    Funnycokid One Piece Swimsuit (view 2)Funnycokid One Piece Swimsuit (view 1)Price Drop
    View Product: Funnycokid One Piece Swimsuit

    Funnycokid

    One Piece Swimsuit
    Size 110 cm
    $12.99 $7.79 40% off with code HOTDEAL
    45% off estimated retail
    Sofibella Rash Guard (view 2)Sofibella Rash Guard (view 1)Price Drop
    View Product: Sofibella Rash Guard

    Sofibella

    Rash Guard
    Size Small youth
    $18.99 $11.39 40% off with code HOTDEAL
    83% off estimated retail
    Baby Gap One Piece Swimsuit (view 2)Baby Gap One Piece Swimsuit (view 1)Price Drop
    View Product: Baby Gap One Piece Swimsuit

    Baby Gap

    One Piece Swimsuit
    Size 6-12 mo
    $12.99 $7.79 40% off with code HOTDEAL
    59% off estimated retail
    Cat & Jack Rash Guard (view 2)Cat & Jack Rash Guard (view 1)Price Drop
    View Product: Cat & Jack Rash Guard

    Cat & Jack

    Rash Guard
    Size 6X
    $11.99 $7.19 40% off with code HOTDEAL
    50% off estimated retail
    Janie and Jack Rash Guard (view 2)Janie and Jack Rash Guard (view 1)Price Drop
    View Product: Janie and Jack Rash Guard

    Janie and Jack

    Rash Guard
    Size 6-12 mo
    $11.99 $7.19 40% off with code HOTDEAL
    67% off estimated retail
    Gap Kids Swimsuit Cover Up (view 2)Gap Kids Swimsuit Cover Up (view 1)Price Drop
    View Product: Gap Kids Swimsuit Cover Up

    Gap Kids

    Swimsuit Cover Up
    Size Small infants
    $13.99 $7.69 45% off with code HOTDEAL
    73% off estimated retail
    Little Me One Piece Swimsuit (view 2)Little Me One Piece Swimsuit (view 1)Price Drop
    View Product: Little Me One Piece Swimsuit

    Little Me

    One Piece Swimsuit
    Size 18 mo
    $11.99 $7.19 40% off with code HOTDEAL
    37% off estimated retail
    Rorychen One Piece Swimsuit (view 2)Rorychen One Piece Swimsuit (view 1)Price Drop
    View Product: Rorychen One Piece Swimsuit

    Rorychen

    One Piece Swimsuit
    Size 80 cm
    $11.24 $6.74 40% off with code HOTDEAL
    $11
    Happi by Dena One Piece Swimsuit (view 2)Happi by Dena One Piece Swimsuit (view 1)Price Drop
    View Product: Happi by Dena One Piece Swimsuit

    Happi by Dena

    One Piece Swimsuit
    Size 0-3 mo
    $16.24 $9.74 40% off with code HOTDEAL
    71% off estimated retail
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