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There's no need to opt for unfitted and outdated clothing and swimwear when you're expecting. Purchase like-new maternity swimwear from thredUP for as much as 90% off estimated retail.

74 items
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    A Pea in the Pod Swimsuit Bottoms (view 2)A Pea in the Pod Swimsuit Bottoms (view 1)
    View Product: A Pea in the Pod Swimsuit Bottoms

    A Pea in the Pod

    Swimsuit Bottoms
    Size Sm Maternity
    $23.99
    62% off estimated retail
    A Pea in the Pod Swimsuit Top (view 2)A Pea in the Pod Swimsuit Top (view 1)
    View Product: A Pea in the Pod Swimsuit Top

    A Pea in the Pod

    Swimsuit Top
    Size Sm Maternity
    $26.99
    57% off estimated retail
    Old Navy - Maternity Swimsuit Bottoms (view 2)Old Navy - Maternity Swimsuit Bottoms (view 1)
    View Product: Old Navy - Maternity Swimsuit Bottoms

    Old Navy - Maternity

    Swimsuit Bottoms
    Size Sm Maternity
    $18.99
    24% off estimated retail
    Isabel Maternity Swimsuit Top (view 2)Isabel Maternity Swimsuit Top (view 1)
    View Product: Isabel Maternity Swimsuit Top

    Isabel Maternity

    Swimsuit Top
    Size XL Maternity
    $14.99 $16
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Motherhood Swimsuit Cover Up (view 2)Motherhood Swimsuit Cover Up (view 1)
    View Product: Motherhood Swimsuit Cover Up

    Motherhood

    Swimsuit Cover Up
    Size Med Maternity
    $22.99
    39% off estimated retail
    Liz Lange Maternity for Target Swimsuit Top (view 2)Liz Lange Maternity for Target Swimsuit Top (view 1)
    View Product: Liz Lange Maternity for Target Swimsuit Top

    Liz Lange Maternity for Target

    Swimsuit Top
    Size Lg Maternity
    $13.99
    44% off estimated retail
    Kimi + Kai Maternity One Piece Swimsuit (view 2)Kimi + Kai Maternity One Piece Swimsuit (view 1)
    View Product: Kimi + Kai Maternity One Piece Swimsuit

    Kimi + Kai Maternity

    One Piece Swimsuit
    Size Med Maternity
    $29.99
    60% off estimated retail
    Isabel Maternity Swimsuit Bottoms (view 2)Isabel Maternity Swimsuit Bottoms (view 1)
    View Product: Isabel Maternity Swimsuit Bottoms

    Isabel Maternity

    Swimsuit Bottoms
    Size Sm Maternity
    $14.99 $16
    Liz Lange Maternity Swimsuit Bottoms (view 2)Liz Lange Maternity Swimsuit Bottoms (view 1)
    View Product: Liz Lange Maternity Swimsuit Bottoms

    Liz Lange Maternity

    Swimsuit Bottoms
    Size XL Maternity
    $13.99
    63% off estimated retail
    Liz Lange Maternity Swimsuit Bottoms (view 2)Liz Lange Maternity Swimsuit Bottoms (view 1)
    View Product: Liz Lange Maternity Swimsuit Bottoms

    Liz Lange Maternity

    Swimsuit Bottoms
    Size Lg Maternity
    $17.99
    52% off estimated retail
    Liz Lange Maternity Swimsuit Top (view 2)Liz Lange Maternity Swimsuit Top (view 1)
    View Product: Liz Lange Maternity Swimsuit Top

    Liz Lange Maternity

    Swimsuit Top
    Size Lg Maternity
    $12.99
    65% off estimated retail
    Bump Start by Motherhood Maternity One Piece Swimsuit (view 2)Bump Start by Motherhood Maternity One Piece Swimsuit (view 1)
    View Product: Bump Start by Motherhood Maternity One Piece Swimsuit

    Bump Start by Motherhood Maternity

    One Piece Swimsuit
    Size Sm Maternity
    $19.99
    47% off estimated retail
    Liz Lange Maternity Swimsuit Top (view 2)Liz Lange Maternity Swimsuit Top (view 1)
    View Product: Liz Lange Maternity Swimsuit Top

    Liz Lange Maternity

    Swimsuit Top
    Size Lg Maternity
    $17.99 $12.59 30% off with code THANKU
    52% off estimated retail
    Beach Bump By Motherhood Swimsuit Bottoms (view 2)Beach Bump By Motherhood Swimsuit Bottoms (view 1)
    View Product: Beach Bump By Motherhood Swimsuit Bottoms

    Beach Bump By Motherhood

    Swimsuit Bottoms
    Size Med Maternity
    $16.99 $10.19 40% off with code THANKU
    46% off estimated retail
    Beach Bump By Motherhood Swimsuit Bottoms (view 2)Beach Bump By Motherhood Swimsuit Bottoms (view 1)
    View Product: Beach Bump By Motherhood Swimsuit Bottoms

    Beach Bump By Motherhood

    Swimsuit Bottoms
    Size Lg Maternity
    $17.99 $9.89 45% off with code THANKU
    43% off estimated retail
    Liz Lange Maternity for Target Swimsuit Top (view 2)Liz Lange Maternity for Target Swimsuit Top (view 1)
    View Product: Liz Lange Maternity for Target Swimsuit Top

    Liz Lange Maternity for Target

    Swimsuit Top
    Size Lg Maternity
    $13.99 $10.49 25% off with code THANKU
    44% off estimated retail
    Beach Bump By Motherhood Swimsuit Bottoms (view 2)Beach Bump By Motherhood Swimsuit Bottoms (view 1)
    View Product: Beach Bump By Motherhood Swimsuit Bottoms

    Beach Bump By Motherhood

    Swimsuit Bottoms
    Size 3X Maternity
    $13.99 $10.49 25% off with code THANKU
    56% off estimated retail
    Spencer Maternity Swimsuit Top (view 2)Spencer Maternity Swimsuit Top (view 1)
    View Product: Spencer Maternity Swimsuit Top

    Spencer Maternity

    Swimsuit Top
    Size Med Maternity
    $14.99 $11.24 25% off with code THANKU
    40% off estimated retail
    Liz Lange Maternity for Target Swimsuit Top (view 2)Liz Lange Maternity for Target Swimsuit Top (view 1)
    View Product: Liz Lange Maternity for Target Swimsuit Top

    Liz Lange Maternity for Target

    Swimsuit Top
    Size Sm Maternity
    $13.99 $10.49 25% off with code THANKU
    44% off estimated retail
    Beach Bump By Motherhood Swimsuit Bottoms (view 2)Beach Bump By Motherhood Swimsuit Bottoms (view 1)
    View Product: Beach Bump By Motherhood Swimsuit Bottoms

    Beach Bump By Motherhood

    Swimsuit Bottoms
    Size Med Maternity
    $13.99 $9.09 35% off with code THANKU
    56% off estimated retail
    Beach Bump By Motherhood Swimsuit Top (view 2)Beach Bump By Motherhood Swimsuit Top (view 1)
    View Product: Beach Bump By Motherhood Swimsuit Top

    Beach Bump By Motherhood

    Swimsuit Top
    Size Med Maternity
    $14.99 $8.99 40% off with code THANKU
    53% off estimated retail
    A Pea in the Pod Swimsuit Top (view 2)A Pea in the Pod Swimsuit Top (view 1)
    View Product: A Pea in the Pod Swimsuit Top

    A Pea in the Pod

    Swimsuit Top
    Size Sm Maternity
    $25.99 $16.89 35% off with code THANKU
    59% off estimated retail
    Mimi Maternity Swimsuit Top (view 2)Mimi Maternity Swimsuit Top (view 1)
    View Product: Mimi Maternity Swimsuit Top

    Mimi Maternity

    Swimsuit Top
    Size Lg Maternity
    $16.99 $11.89 30% off with code THANKU
    66% off estimated retail
    Motherhood Swimsuit Bottoms (view 2)Motherhood Swimsuit Bottoms (view 1)
    View Product: Motherhood Swimsuit Bottoms

    Motherhood

    Swimsuit Bottoms
    Size Med Maternity
    $12.99 $8.44 35% off with code THANKU
    48% off estimated retail
    Motherhood Swimsuit Top (view 2)Motherhood Swimsuit Top (view 1)
    View Product: Motherhood Swimsuit Top

    Motherhood

    Swimsuit Top
    Size Med Maternity
    $15.99 $9.59 40% off with code THANKU
    36% off estimated retail
    Liz Lange Maternity Swimsuit Top (view 2)Liz Lange Maternity Swimsuit Top (view 1)
    View Product: Liz Lange Maternity Swimsuit Top

    Liz Lange Maternity

    Swimsuit Top
    Size Sm Maternity
    $14.99 $11.24 25% off with code THANKU
    60% off estimated retail
    Liz Lange Maternity Swimsuit Top (view 2)Liz Lange Maternity Swimsuit Top (view 1)
    View Product: Liz Lange Maternity Swimsuit Top

    Liz Lange Maternity

    Swimsuit Top
    Size Sm Maternity
    $14.99 $11.24 25% off with code THANKU
    60% off estimated retail
    Motherhood Swimsuit Top (view 2)Motherhood Swimsuit Top (view 1)
    View Product: Motherhood Swimsuit Top

    Motherhood

    Swimsuit Top
    Size Sm Maternity
    $15.99 $9.59 40% off with code THANKU
    36% off estimated retail
    Motherhood Swimsuit Top (view 2)Motherhood Swimsuit Top (view 1)
    View Product: Motherhood Swimsuit Top

    Motherhood

    Swimsuit Top
    Size Sm Maternity
    $16.99 $10.19 40% off with code THANKU
    32% off estimated retail
    Assorted Brands Swimsuit Top (view 2)Assorted Brands Swimsuit Top (view 1)
    View Product: Assorted Brands Swimsuit Top

    Assorted Brands

    Swimsuit Top
    Size Lg Maternity
    $8.99 $7.19 20% off with code THANKU
    64% off estimated retail
    Motherhood Swimsuit Top (view 2)Motherhood Swimsuit Top (view 1)
    View Product: Motherhood Swimsuit Top

    Motherhood

    Swimsuit Top
    Size Lg Maternity
    $18.99 $12.34 35% off with code THANKU
    24% off estimated retail
    A Pea in the Pod Swimsuit Top (view 2)A Pea in the Pod Swimsuit Top (view 1)
    View Product: A Pea in the Pod Swimsuit Top

    A Pea in the Pod

    Swimsuit Top
    Size Lg Maternity
    $19.99 $11.99 40% off with code THANKU
    68% off estimated retail
    Motherhood Swimsuit Top (view 2)Motherhood Swimsuit Top (view 1)
    View Product: Motherhood Swimsuit Top

    Motherhood

    Swimsuit Top
    Size Lg Maternity
    $18.99 $11.39 40% off with code THANKU
    24% off estimated retail
    Motherhood Swimsuit Top (view 2)Motherhood Swimsuit Top (view 1)
    View Product: Motherhood Swimsuit Top

    Motherhood

    Swimsuit Top
    Size Med Maternity
    $9.99 $6.99 30% off with code THANKU
    60% off estimated retail
    Motherhood Swimsuit Top (view 2)Motherhood Swimsuit Top (view 1)
    View Product: Motherhood Swimsuit Top

    Motherhood

    Swimsuit Top
    Size Sm Maternity
    $18.99 $10.44 45% off with code THANKU
    24% off estimated retail
    A Pea in the Pod Swimsuit Bottoms (view 2)A Pea in the Pod Swimsuit Bottoms (view 1)
    View Product: A Pea in the Pod Swimsuit Bottoms

    A Pea in the Pod

    Swimsuit Bottoms
    Size Sm Maternity
    $26.99 $16.19 40% off with code THANKU
    57% off estimated retail
    Motherhood Swimsuit Top (view 2)Motherhood Swimsuit Top (view 1)
    View Product: Motherhood Swimsuit Top

    Motherhood

    Swimsuit Top
    Size Med Maternity
    $17.99 $9.89 45% off with code THANKU
    28% off estimated retail
    Liz Lange Maternity for Target Swimsuit Bottoms (view 2)Liz Lange Maternity for Target Swimsuit Bottoms (view 1)
    View Product: Liz Lange Maternity for Target Swimsuit Bottoms

    Liz Lange Maternity for Target

    Swimsuit Bottoms
    Size Med Maternity
    $13.99 $9.79 30% off with code THANKU
    44% off estimated retail
    Motherhood Swimsuit Top (view 2)Motherhood Swimsuit Top (view 1)
    View Product: Motherhood Swimsuit Top

    Motherhood

    Swimsuit Top
    Size Lg Maternity
    $12.99 $6.50 50% off with code THANKU
    48% off estimated retail
    Mimi Maternity Swimsuit Top (view 2)Mimi Maternity Swimsuit Top (view 1)
    View Product: Mimi Maternity Swimsuit Top

    Mimi Maternity

    Swimsuit Top
    Size Sm Maternity
    $18.99 $11.39 40% off with code THANKU
    62% off estimated retail
    Mimi Maternity Swimsuit Bottoms (view 2)Mimi Maternity Swimsuit Bottoms (view 1)
    View Product: Mimi Maternity Swimsuit Bottoms

    Mimi Maternity

    Swimsuit Bottoms
    Size Sm Maternity
    $16.99 $9.34 45% off with code THANKU
    66% off estimated retail
    Isabel Maternity Swimsuit Top (view 2)Isabel Maternity Swimsuit Top (view 1)
    View Product: Isabel Maternity Swimsuit Top

    Isabel Maternity

    Swimsuit Top
    Size Lg Maternity
    $14.99 $7.50 50% off with code THANKU
    $16
    Motherhood Swimsuit Top (view 2)Motherhood Swimsuit Top (view 1)
    View Product: Motherhood Swimsuit Top

    Motherhood

    Swimsuit Top
    Size Lg Maternity
    $14.99 $9.74 35% off with code THANKU
    40% off estimated retail
    Maternal America Swimsuit Top (view 2)Maternal America Swimsuit Top (view 1)
    View Product: Maternal America Swimsuit Top

    Maternal America

    Swimsuit Top
    Size Med Maternity
    $21.99 $9.90 55% off with code THANKU
    56% off estimated retail
    Motherhood Swimsuit Bottoms (view 2)Motherhood Swimsuit Bottoms (view 1)
    View Product: Motherhood Swimsuit Bottoms

    Motherhood

    Swimsuit Bottoms
    Size Lg Maternity
    $14.99 $6.75 55% off with code THANKU
    40% off estimated retail
    Gap - Maternity Swimsuit Top (view 2)Gap - Maternity Swimsuit Top (view 1)
    View Product: Gap - Maternity Swimsuit Top

    Gap - Maternity

    Swimsuit Top
    Size Lg Maternity
    $13.99 $8.39 40% off with code THANKU
    56% off estimated retail
    Old Navy - Maternity Swimsuit Bottoms (view 2)Old Navy - Maternity Swimsuit Bottoms (view 1)
    View Product: Old Navy - Maternity Swimsuit Bottoms

    Old Navy - Maternity

    Swimsuit Bottoms
    Size XS Maternity
    $13.99 $8.39 40% off with code THANKU
    44% off estimated retail
    A Pea in the Pod Swimsuit Top (view 2)A Pea in the Pod Swimsuit Top (view 1)
    View Product: A Pea in the Pod Swimsuit Top

    A Pea in the Pod

    Swimsuit Top
    Size Sm Maternity
    $19.99 $10.00 50% off with code THANKU
    68% off estimated retail
    Prego Swimwear Swimsuit Top (view 2)Prego Swimwear Swimsuit Top (view 1)
    View Product: Prego Swimwear Swimsuit Top

    Prego Swimwear

    Swimsuit Top
    Size XL Maternity
    $19.99 $13.99 30% off with code THANKU
    68% off estimated retail
    Ocean Lily Swimsuit Top (view 2)Ocean Lily Swimsuit Top (view 1)
    View Product: Ocean Lily Swimsuit Top

    Ocean Lily

    Swimsuit Top
    Size Lg Maternity
    $17.99 $11.69 35% off with code THANKU
    52% off estimated retail
    Kimi + Kai Maternity Swimsuit Bottoms (view 2)Kimi + Kai Maternity Swimsuit Bottoms (view 1)
    View Product: Kimi + Kai Maternity Swimsuit Bottoms

    Kimi + Kai Maternity

    Swimsuit Bottoms
    Size Sm Maternity
    $20.99 $9.45 55% off with code THANKU
    58% off estimated retail
    Motherhood Swimsuit Bottoms (view 2)Motherhood Swimsuit Bottoms (view 1)
    View Product: Motherhood Swimsuit Bottoms

    Motherhood

    Swimsuit Bottoms
    Size Sm Maternity
    $15.99 $7.20 55% off with code THANKU
    36% off estimated retail
    Liz Lange Maternity Swimsuit Top (view 2)Liz Lange Maternity Swimsuit Top (view 1)
    View Product: Liz Lange Maternity Swimsuit Top

    Liz Lange Maternity

    Swimsuit Top
    Size Lg Maternity
    $17.99 $9.00 50% off with code THANKU
    52% off estimated retail
    Liz Lange Maternity Swimsuit Top (view 2)Liz Lange Maternity Swimsuit Top (view 1)Price Drop
    View Product: Liz Lange Maternity Swimsuit Top

    Liz Lange Maternity

    Swimsuit Top
    Size Sm Maternity
    $16.99 $10.19 40% off with code THANKU
    55% off estimated retail
    Olian Swimsuit Bottoms (view 2)Olian Swimsuit Bottoms (view 1)Price Drop
    View Product: Olian Swimsuit Bottoms

    Olian

    Swimsuit Bottoms
    Size 1X Maternity
    $13.99 $9.79 30% off with code THANKU
    63% off estimated retail
    Liz Lange Maternity for Target Swimsuit Top (view 2)Liz Lange Maternity for Target Swimsuit Top (view 1)Price Drop
    View Product: Liz Lange Maternity for Target Swimsuit Top

    Liz Lange Maternity for Target

    Swimsuit Top
    Size Lg Maternity
    $12.99 $7.79 40% off with code THANKU
    48% off estimated retail
    Lilac Maternity Swimsuit Top (view 2)Lilac Maternity Swimsuit Top (view 1)Price Drop
    View Product: Lilac Maternity Swimsuit Top

    Lilac Maternity

    Swimsuit Top
    Size Med Maternity
    $14.99 $11.24 25% off with code THANKU
    53% off estimated retail
    Liz Lange Maternity Swimsuit Bottoms (view 2)Liz Lange Maternity Swimsuit Bottoms (view 1)Price Drop
    View Product: Liz Lange Maternity Swimsuit Bottoms

    Liz Lange Maternity

    Swimsuit Bottoms
    Size Med Maternity
    $15.99 $6.40 60% off with code THANKU
    57% off estimated retail
    A Pea in the Pod Swimsuit Top (view 2)A Pea in the Pod Swimsuit Top (view 1)Price Drop
    View Product: A Pea in the Pod Swimsuit Top

    A Pea in the Pod

    Swimsuit Top
    Size XS Maternity
    $22.99 $10.35 55% off with code THANKU
    64% off estimated retail
    Mimi Maternity Swimsuit Top (view 2)Mimi Maternity Swimsuit Top (view 1)Price Drop
    View Product: Mimi Maternity Swimsuit Top

    Mimi Maternity

    Swimsuit Top
    Size Lg Maternity
    $13.99 $7.69 45% off with code THANKU
    72% off estimated retail
    Liz Lange Maternity for Target Swimsuit Top (view 2)Liz Lange Maternity for Target Swimsuit Top (view 1)Price Drop
    View Product: Liz Lange Maternity for Target Swimsuit Top

    Liz Lange Maternity for Target

    Swimsuit Top
    Size XL Maternity
    $12.99 $9.74 25% off with code THANKU
    48% off estimated retail
    Ocean Lily Swimsuit Top (view 2)Ocean Lily Swimsuit Top (view 1)Price Drop
    View Product: Ocean Lily Swimsuit Top

    Ocean Lily

    Swimsuit Top
    Size Sm Maternity
    $15.99 $11.19 30% off with code THANKU
    57% off estimated retail
    Beach Bump By Motherhood Swimsuit Bottoms (view 2)Beach Bump By Motherhood Swimsuit Bottoms (view 1)Price Drop
    View Product: Beach Bump By Motherhood Swimsuit Bottoms

    Beach Bump By Motherhood

    Swimsuit Bottoms
    Size Lg Maternity
    $12.99 $5.20 60% off with code THANKU
    59% off estimated retail
    Old Navy - Maternity Swimsuit Bottoms (view 2)Old Navy - Maternity Swimsuit Bottoms (view 1)Price Drop
    View Product: Old Navy - Maternity Swimsuit Bottoms

    Old Navy - Maternity

    Swimsuit Bottoms
    Size Med Maternity
    $14.99 $8.24 45% off with code THANKU
    40% off estimated retail
    Motherhood Swimsuit Bottoms (view 2)Motherhood Swimsuit Bottoms (view 1)Price Drop
    View Product: Motherhood Swimsuit Bottoms

    Motherhood

    Swimsuit Bottoms
    Size XL Maternity
    $13.99 $9.79 30% off with code THANKU
    44% off estimated retail
    A Pea in the Pod Swimsuit Top (view 2)A Pea in the Pod Swimsuit Top (view 1)Price Drop
    View Product: A Pea in the Pod Swimsuit Top

    A Pea in the Pod

    Swimsuit Top
    Size Sm Maternity
    $13.99 $7.69 45% off with code THANKU
    78% off estimated retail
    Old Navy - Maternity Swimsuit Bottoms (view 2)Old Navy - Maternity Swimsuit Bottoms (view 1)Price Drop
    View Product: Old Navy - Maternity Swimsuit Bottoms

    Old Navy - Maternity

    Swimsuit Bottoms
    Size Sm Maternity
    $11.99 $7.19 40% off with code THANKU
    52% off estimated retail
    Liz Lange Maternity for Target Swimsuit Top (view 2)Liz Lange Maternity for Target Swimsuit Top (view 1)Price Drop
    View Product: Liz Lange Maternity for Target Swimsuit Top

    Liz Lange Maternity for Target

    Swimsuit Top
    Size Lg Maternity
    $11.99 $7.19 40% off with code THANKU
    52% off estimated retail
    Liz Lange Maternity for Target Swimsuit Top (view 2)Liz Lange Maternity for Target Swimsuit Top (view 1)Price Drop
    View Product: Liz Lange Maternity for Target Swimsuit Top

    Liz Lange Maternity for Target

    Swimsuit Top
    Size Lg Maternity
    $11.99 $7.19 40% off with code THANKU
    52% off estimated retail
    MyraSwim Swimsuit Top (view 2)MyraSwim Swimsuit Top (view 1)Price Drop
    View Product: MyraSwim Swimsuit Top

    MyraSwim

    Swimsuit Top
    Size Med Maternity
    $13.99 $11.19 20% off with code THANKU
    86% off estimated retail
    Beach Bump By Motherhood Swimsuit Bottoms (view 2)Beach Bump By Motherhood Swimsuit Bottoms (view 1)Price Drop
    View Product: Beach Bump By Motherhood Swimsuit Bottoms

    Beach Bump By Motherhood

    Swimsuit Bottoms
    Size XL Maternity
    $9.99 $7.99 20% off with code THANKU
    68% off estimated retail
    Motherhood Swimsuit Top (view 2)Motherhood Swimsuit Top (view 1)Price Drop
    View Product: Motherhood Swimsuit Top

    Motherhood

    Swimsuit Top
    Size Med Maternity
    $9.99 $7.99 20% off with code THANKU
    60% off estimated retail
    Motherhood Swimsuit Bottoms (view 2)Motherhood Swimsuit Bottoms (view 1)Price Drop
    View Product: Motherhood Swimsuit Bottoms

    Motherhood

    Swimsuit Bottoms
    Size Lg Maternity
    $8.99 $5.39 40% off with code THANKU
    64% off estimated retail
    A Pea in the Pod Swimsuit Bottoms (view 2)A Pea in the Pod Swimsuit Bottoms (view 1)Price Drop
    View Product: A Pea in the Pod Swimsuit Bottoms

    A Pea in the Pod

    Swimsuit Bottoms
    Size XS Maternity
    $6.99 $5.59 20% off with code THANKU
    88% off estimated retail
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