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Time
Various
Baby boys ocean - baby,
£3.31
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Marks and spencer new with - marks,
£10.80
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Baby swimwear 3 mths - m&s,
£14.00
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Baby girls floral swimsuit - baby,
£9.99
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Peppa pig girls pink - peppa,
£2.24
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Baby swimwear mths x - mths,
£14.00
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Baby girl sun smart pink - m&s,
£7.59
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Baby swimsuit - m&s,
£7.59
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Marks and spencer - spencer, pink
£3.20
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Baby piece sealife print - 2,
£4.38
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Baby girls floral - m&s,
£8.99
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Baby girls fish style - baby,
£8.65
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Month swimsuit - month,
£4.38
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Two pack baby girls - two-pack,
£5.45
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Baby girl swimsuit pink - m&s,
£2.77
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Baby girl swimsuit 0 - m&s,
£7.95
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Baby girls sun protection - baby,
£4.37
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Marks spencer long - spencer,
£5.99
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Sun smart baby - smart, girls
£15.08
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Baby swimsuit 3 - swimsuit, /
£6.85
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Kids chlorine resist - chlorine,
£9.73
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Marks spencer 2 - marks, &
£11.95
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Baby girls age 6 - baby,
£4.97
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Swimsuit m months 3 - m&s,
£6.99
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Marks and spencer - spencer, baby
£9.99
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Marks and spencer - marks, swim
£5.60
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Baby halter neck - baby, halter-neck
£3.31
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Baby girls swimsuit long - baby,
£3.31
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Under the sea - under, swimsuit
£21.50
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Baby swim suit - m&s, months
£1.83
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Baby girls swimming - baby,
£4.90
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Baby boys dinosaur - baby, swim
£3.31
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Marks spencer baby girl - baby,
£7.96
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Baby girl months - girl, and
£3.50
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Baby boy summer bundle - m&s,
£10.16
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Girls swimsuit 9 months - girls, 6-9.months
£3.84
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New never worn baby - new, cherry
£6.52
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Upf50 sun smart - all, one
£7.30
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Sun smart toddler girls 2 - girls,
£17.21
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Swim outfit 3 months - m&s,
£10.79
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Newborn hats and swimsuit
£3.31
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Girls floral long - girls,
£4.38
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Marks spencer girls parrot - marks,
£9.72
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New marks spencer - &,
£9.73
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Piece girl baby floral - girl,
£11.86
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Baby girls swimwear flowered - girls,,
£3.30
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Piece girl baby floral - m&s, 2
£11.86
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Kids swimwear part set - part,
£14.00
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Baby girl 12 months marks - girl,
£2.24
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Long sleeve sun safe - m&s,
£5.98
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Baby sea animal swimsuit - m&s,
£7.58
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New marks spencer - new,
£5.44
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Baby swimsuit one piece - baby, m&s
£5.44
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Baby girls minnie - baby,
£5.00
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Baby swimsuit hat set - baby,
£10.79
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And george baby - m&s,
£13.47
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Baby girls swim suit - swim,
£3.84
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Navy swim shorts - m&s, palm
£2.77
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Marks spencer piece - &,
£10.00
Buy It Now
New marks spencer 12 18 - new,
£8.66
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Baby girl months marks and - marks,
£5.00
Buy It Now
Baby girl swimsuit months - baby,
£1.92
Buy It Now
New marks spencer 9 - marks,
£5.44
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Baby girls swimming - girls,
£2.23
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Baby boys swim - baby, 3
£4.38
Buy It Now
New marks spencer 9 12 - new,
£5.44
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Baby boys swimsuit hat - &,
£5.98
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Marks spencer pink - &, spencer’s
£4.37
Buy It Now
Baby boys opening mouth - m&s,
£12.83
Buy It Now
Boys navy dinosaur uv sun - boys,
£3.31
Buy It Now
Kids swimwear 18 mths - swimwear,
£14.00
Buy It Now
Bnwt baby boys - boys, orange
£6.51
Buy It Now
Marks and spencer kids - and,
£3.84
Buy It Now
Marks spencer baby - &,
£7.59
Buy It Now
Baby boy swimsuit 6 9 - m&s,
£2.77
Buy It Now
Baby sun suit long - baby, uv
£3.31
Buy It Now
New marks spencer 9 - marks,
£8.66
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Marks and spencer baby boy - marks,
£8.65
Buy It Now
Months girls swimming - months,
£10.79
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Baby girl age 9 months - m&s,
£4.38
Buy It Now
Nice new blue - new, holiday
£3.85
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Baby girls age - age, 6-9
£5.45
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Swim set crocodile - swim, long
£9.08
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Baby girls navy blue crab - m&s,
£3.31
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Marks and spencer baby girl - baby,
£4.90
Buy It Now
Bnwt blue mix - blue,
£3.31
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Marks spencer baby swimset - spencer,
£7.59
Buy It Now
Baby sun smart swimsuit - sun,
£18.00
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Marks and spencer - spencer, baby
£5.44
Buy It Now
Baby strawberry swimsuit - m&s,
£11.99
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Floral baby girls uv sun - girls,
£8.99
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Girls white black spotty - white/black,
£3.31
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New marks spencer 9 months - marks,
£5.45
Buy It Now
Jojo maman bebe white - maman,
£10.80
Buy It Now
Piece uv sun - uv, swimsuit
£10.80
Buy It Now
Baby girls floral swimsuit - floral,
£5.45
Buy It Now
Looking for more m&s baby swimwear?
Search eBay live — fresh results filtered for the best value, updated every hour.
Browse 96 m&s baby swimwear listings currently in our index. Prices range from £1.83 to £21.5, with an average of £7.2. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about m&s baby swimwear →
Try this: zara swim shorts | toshiba t.v. stand | dior bikini | zara girls swimwear | tu tankini | bhs swimwear bikini | mesh bottom lilo | frost french swimwear | jasper conran bikini | matalan mens swim shorts
Whether you are looking for a brand-new or second-hand m&s baby swimwear, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £1.83, while premium listings can reach £21.5 — giving you a wide budget spread to work with. The average price of £7.2 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.