Kids' Swimwear & Beachwear

Girl's Swimwear & Beachwear
Boy's Swimwear & Beachwear
Kid's Rash Vests
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94 Products
  1. Boys' swimming trunks boxer 100 plus - black
    €8.00
    NABAIJI

    Boys' swimming trunks boxer 100 plus - black
  2. Boy's surfing anti-UV short-sleeved T-shirt - 500 - blue
    €13.00
    OLAIAN

    Boy's surfing anti-UV short-sleeved T-shirt - 500 - blue
  3. Discount
    Girl's anti-UV short-sleeved T-shirt - 500 Palm white
    €11.00
    €13.00 -15%
    OLAIAN

    Girl's anti-UV short-sleeved T-shirt - 500 Palm white
  4. Discount
    Kid’s Anti-UV Sun Top black
    €7.00
    €8.00 -12%
    OLAIAN

    Kid’s Anti-UV Sun Top black
  5. Discount
    Kids' UV protection long sleeve T-shirt - blue
    €9.00
    €11.00 -18%
    OLAIAN

    Kids' UV protection long sleeve T-shirt - blue
  6. Girls’ anti-UV long-sleeved T-shirt - 500 Shiso black
    €15.00
    OLAIAN

    Girls’ anti-UV long-sleeved T-shirt - 500 Shiso black
  7. BOYS' SWIMMING BOXER BASIC 100 - BLUE
    €3.00
    NABAIJI

    BOYS' SWIMMING BOXER BASIC 100 - BLUE
  8. Boy's swim shorts - 100 sky blue
    €5.00
    OLAIAN

    Boy's swim shorts - 100 sky blue
  9. Kids' Surfing UV Protection Water T-Shirt - Sky Blue
    €4.88
    OLAIAN

    Kids' Surfing UV Protection Water T-Shirt - Sky Blue
  10. GIRLS' 1P SWIMSUIT VEGA SHORTY BLUE
    €14.00
    NABAIJI

    GIRLS' 1P SWIMSUIT VEGA SHORTY BLUE
  11. PRICE DROP Girls’ Basic 1-piece Swimsuit purple
    €4.00
    NABAIJI

    Girls’ Basic 1-piece Swimsuit purple
  12. Boys' swimming swim shorts 100 basic - blue
    €8.00
    NABAIJI

    Boys' swimming swim shorts 100 basic - blue
  13. kids’ surfing anti-UV long-sleeved printed water T-shirt - blue
    €8.94
    OLAIAN

    kids’ surfing anti-UV long-sleeved printed water T-shirt - blue
  14. Swim Shorts - navy blue
    €6.00
    OLAIAN

    Swim Shorts - navy blue
  15. SWIM SHORTS 100 KATY BLACK
    €12.00
    OLAIAN

    SWIM SHORTS 100 KATY BLACK
  16. Boy's long-sleeved anti-UV T-shirt - 500 Vortex black
    €15.00
    OLAIAN

    Boy's long-sleeved anti-UV T-shirt - 500 Vortex black
  17. Boys' Swimming Swim Trunks 100 Basic - Navy Blue
    €5.00
    NABAIJI

    Boys' Swimming Swim Trunks 100 Basic - Navy Blue
  18. GIRLS' 1-PIECE SWIMSUIT LILA PANTAI WHITE
    €16.50
    NABAIJI

    GIRLS' 1-PIECE SWIMSUIT LILA PANTAI WHITE
  19. Boys’ Swimming Jammer Fitib Black / Neon yellow
    €18.00
    NABAIJI

    Boys’ Swimming Jammer Fitib Black / Neon yellow
  20. Discount
    Boys' Swimming Boxers - Fitib - Blue Black Shark
    €8.00
    €12.00 -33%
    NABAIJI

    Boys' Swimming Boxers - Fitib - Blue Black Shark
  21. Girls' Swimming One-Piece Swimsuit Chlorine Resistant Lexa Kali - Blue
    €22.50
    NABAIJI

    Girls' Swimming One-Piece Swimsuit Chlorine Resistant Lexa Kali - Blue
  22. Girls' One-Piece Swimsuit Kamyleon Print - Fire black/yellow
    €18.00
    NABAIJI

    Girls' One-Piece Swimsuit Kamyleon Print - Fire black/yellow
  23. Discount
    Swim shorts 550 offshore green
    €12.00
    €19.50 -38%
    OLAIAN

    Swim shorts 550 offshore green
  24. GIRL'S SURF SWIMSUIT CROP TOP BAHA 900 - GREEN
    €14.00
    OLAIAN

    GIRL'S SURF SWIMSUIT CROP TOP BAHA 900 - GREEN
  25. Swimming trunks sky blue navy blue
    €10.00
    OLAIAN

    Swimming trunks sky blue navy blue
  26. VEGA 100 Girl's One-Piece Swimsuit - Pink
    €9.00
    NABAIJI

    VEGA 100 Girl's One-Piece Swimsuit - Pink
  27. Girl's 1-piece swimsuit - 900 Calysta shiso black
    €22.50
    OLAIAN

    Girl's 1-piece swimsuit - 900 Calysta shiso black
  28. Girls One-Piece Swimsuit Kamyli all gradi blue
    €21.00
    NABAIJI

    Girls One-Piece Swimsuit Kamyli all gradi blue
  29. Boys’ Swimming Shorts 100 Long - All-over Palm Blue
    €15.00
    NABAIJI

    Boys’ Swimming Shorts 100 Long - All-over Palm Blue
  30. Girls' 1-piece Swimsuit VEGA PANTAI KHAKI
    €12.00
    NABAIJI

    Girls' 1-piece Swimsuit VEGA PANTAI KHAKI
  31. Discount
    Girl's textured swimsuit bottoms - 500 Bao orchid purple
    €7.00
    €12.00 -41%
    OLAIAN

    Girl's textured swimsuit bottoms - 500 Bao orchid purple
  32. Discount
    Kid's Surfing Anti-UV Long-sleeved Water T-shirt
    €5.00
    €8.00 -37%
    OLAIAN

    Kid's Surfing Anti-UV Long-sleeved Water T-shirt
  33. Discount
    GIRL'S ONE-PIECE TRIANGLE SWIMSUIT 500 FUCHSIA
    €9.00
    €16.50 -45%
    OLAIAN

    GIRL'S ONE-PIECE TRIANGLE SWIMSUIT 500 FUCHSIA
  34. Discount
    Boy's swim shorts - 100 banana blue
    €6.00
    €9.00 -33%
    OLAIAN

    Boy's swim shorts - 100 banana blue
  35. GIRL'S HIGH-WAISTED BAO SWIMSUIT BOTTOMS 500 LAVENDER
    €12.00
    OLAIAN

    GIRL'S HIGH-WAISTED BAO SWIMSUIT BOTTOMS 500 LAVENDER
  36. Discount
    GIRL'S ONE-PIECE SWIMSUIT 500 PURPLE
    €9.00
    €16.50 -45%
    OLAIAN

    GIRL'S ONE-PIECE SWIMSUIT 500 PURPLE
  37. Discount
    Girls' 1P Swimsuit ARENA ALLOVER Pink
    €22.50
    €34.00 -33%
    ARENA

    Girls' 1P Swimsuit ARENA ALLOVER Pink
  38. Discount
    Girls' Swimsuit Bottoms Kamyleon Spor
    €3.00
    €4.00 -24%
    NABAIJI

    Girls' Swimsuit Bottoms Kamyleon Spor
  39. Discount
    Girl’s swimming bikini top Kamyleon Spor
    €3.00
    €4.00 -24%
    NABAIJI

    Girl’s swimming bikini top Kamyleon Spor
  40. GIRL'S LANA TEXTURED SWIMSUIT CROP TOP 500 LAVENDER
    €12.00
    OLAIAN

    GIRL'S LANA TEXTURED SWIMSUIT CROP TOP 500 LAVENDER
  41. Girls’ Swimsuit Bottoms Lila Pantai - White
    €9.00
    NABAIJI

    Girls’ Swimsuit Bottoms Lila Pantai - White
  42. Girls' 1-piece swimsuit shorty Kamyleon black
    €22.50
    NABAIJI

    Girls' 1-piece swimsuit shorty Kamyleon black
  43. Girls’ 2-Piece Swimsuit Top Lila Pantai - White
    €9.00
    NABAIJI

    Girls’ 2-Piece Swimsuit Top Lila Pantai - White
  44. Lila Navy 100 Girls Swimming One-Piece Swimsuit/Skirt - Lily navy
    €16.50
    NABAIJI

    Lila Navy 100 Girls Swimming One-Piece Swimsuit/Skirt - Lily navy
  45. GIRL'S SURF Swimsuit bottoms TIARE MAS 900
    €12.00
    OLAIAN

    GIRL'S SURF Swimsuit bottoms TIARE MAS 900
  46. Discount
    Girls' swimsuit bottoms - 100 Zeli coral
    €4.00
    €6.00 -33%
    OLAIAN

    Girls' swimsuit bottoms - 100 Zeli coral
  47. GIRLS’ two-piece SURFING swimsuit BIKINI TOP BALI 100 PINK
    €5.00
    OLAIAN

    GIRLS’ two-piece SURFING swimsuit BIKINI TOP BALI 100 PINK
  48. KAMYIE + 500 Girls' one-piece swimsuit - Blue
    €12.00
    NABAIJI

    KAMYIE + 500 Girls' one-piece swimsuit - Blue
  49. SWIM SHORTS 500 ORANGE
    €16.50
    OLAIAN

    SWIM SHORTS 500 ORANGE
  50. Discount
    Girl's Lila Cobe 1-piece swimsuit red
    €9.00
    €13.00 -30%
    NABAIJI

    Girl's Lila Cobe 1-piece swimsuit red
  51. Discount
    GIRL'S SURFING LILY SWIMSUIT TRIANGLE TOP 900 BLACK
    €9.00
    €14.00 -35%
    OLAIAN

    GIRL'S SURFING LILY SWIMSUIT TRIANGLE TOP 900 BLACK
  52. BOY'S SWIMMING BRIEFS 900 YOKE - BLACK RED
    €9.00
    NABAIJI

    BOY'S SWIMMING BRIEFS 900 YOKE - BLACK RED
  53. Discount
    GIRL'S BUDDY SWIMSUIT BOTTOM 900 BLACK
    €8.00
    €12.00 -33%
    OLAIAN

    GIRL'S BUDDY SWIMSUIT BOTTOM 900 BLACK
  54. Lila 100 Girl's Swimsuit - Marg Lilac
    €13.00
    NABAIJI

    Lila 100 Girl's Swimsuit - Marg Lilac
  55. 2-piece swimsuit TAMARA 100 black
    €7.00
    OLAIAN

    2-piece swimsuit TAMARA 100 black
  56. KAMYLEON 500 Girl's Swimsuit - Star Black / Yellow
    €19.50
    NABAIJI

    KAMYLEON 500 Girl's Swimsuit - Star Black / Yellow
  57. Discount
    GIRL'S ONE-PIECE SWIMSUIT 100 CORAL
    €6.00
    €9.00 -33%
    OLAIAN

    GIRL'S ONE-PIECE SWIMSUIT 100 CORAL
  58. Discount
    Girl's scarf swimsuit top - 100 Tami coral
    €4.00
    €6.00 -33%
    OLAIAN

    Girl's scarf swimsuit top - 100 Tami coral
  59. GIRLS’ SWIMSUIT TRIANGLE TOP TEA 100 LAGOON BLUE
    €4.00
    OLAIAN

    GIRLS’ SWIMSUIT TRIANGLE TOP TEA 100 LAGOON BLUE
  60. Girl's 2-piece swimsuit - 100 Tania tropical purple blue
    €9.00
    OLAIAN

    Girl's 2-piece swimsuit - 100 Tania tropical purple blue
  61. Discount
    Girl's Vega + Swimming one-piece swimsuit navy herringbone
    €10.00
    €13.00 -23%
    NABAIJI

    Girl's Vega + Swimming one-piece swimsuit navy herringbone
  62. Discount
    GIRL'S LANA SWIMSUIT CROP TOP 500 GLORY WHITE
    €7.00
    €12.00 -41%
    OLAIAN

    GIRL'S LANA SWIMSUIT CROP TOP 500 GLORY WHITE
  63. GIRL'S Swimsuit bottom JUNE CORAL
    €12.00
    OLAIAN

    GIRL'S Swimsuit bottom JUNE CORAL
  64. Two-piece swimsuit BONI 100 - PINK
    €9.00
    OLAIAN

    Two-piece swimsuit BONI 100 - PINK
  65. Swimsuit Top Vega Lily Navy
    €8.00
    NABAIJI

    Swimsuit Top Vega Lily Navy
  66. Girls’ Bikini Bottoms Vega Navy
    €9.00
    NABAIJI

    Girls’ Bikini Bottoms Vega Navy
  67. Discount
    Girls' 2-piece Swimsuit ARENA Black Coral
    €22.50
    €30.00 -25%
    ARENA

    Girls' 2-piece Swimsuit ARENA Black Coral
  68. Discount
    Girl's textured swimsuit bra top - 500 Lana orchid purple
    €7.00
    €12.00 -41%
    OLAIAN

    Girl's textured swimsuit bra top - 500 Lana orchid purple
  69. SWIMMING TRUNKS 900 BRIEFS ALL ICE BLUE ORANGE
    €15.00
    NABAIJI

    SWIMMING TRUNKS 900 BRIEFS ALL ICE BLUE ORANGE
  70. Boy's swim shorts - 900 black and blue stripes
    €25.50
    OLAIAN

    Boy's swim shorts - 900 black and blue stripes
  71. Discount
    Girl's swimsuit bottoms - 500 Bao rainbow stripes turquoise
    €6.00
    €12.00 -49%
    OLAIAN

    Girl's swimsuit bottoms - 500 Bao rainbow stripes turquoise
  72. Discount
    Girl's reversible swimsuit bottoms - 500 Bella Leopard blue
    €7.00
    €12.00 -41%
    OLAIAN

    Girl's reversible swimsuit bottoms - 500 Bella Leopard blue
  73. Discount
    Girl's triangular swimsuit top - 500 Lizy leopard blue
    €7.00
    €12.00 -41%
    OLAIAN

    Girl's triangular swimsuit top - 500 Lizy leopard blue
  74. Discount
    Girl's 1-piece striped swimsuit - 100 Hanalei blue pink
    €7.00
    €12.00 -41%
    OLAIAN

    Girl's 1-piece striped swimsuit - 100 Hanalei blue pink
  75. Girls’ One-Piece Swimsuit SPEEDO SPLASHBACK Black stars
    €25.50
    SPEEDO

    Girls’ One-Piece Swimsuit SPEEDO SPLASHBACK Black stars
  76. GIRLS' 1-PIECE SWIMSUIT KHAKI LANZAROTE
    €16.50
    NABAIJI

    GIRLS' 1-PIECE SWIMSUIT KHAKI LANZAROTE
  77. GIRLS' 1-PIECE SWIMSUIT KAMYLEON BLACK
    €19.50
    NABAIJI

    GIRLS' 1-PIECE SWIMSUIT KAMYLEON BLACK
  78. Boy's anti-UV long-sleeved T-shirt - 900 black
    €21.00
    OLAIAN

    Boy's anti-UV long-sleeved T-shirt - 900 black
  79. One-piece long-sleeved swimsuit turquoise
    €18.00
    OLAIAN

    One-piece long-sleeved swimsuit turquoise
  80. Discount
    Girl's swimsuit 1-piece Kamy Long black green
    €18.00
    €25.50 -29%
    NABAIJI

    Girl's swimsuit 1-piece Kamy Long black green
  81. BOYS’ SWIMMING JAMMER FINA 900
    €65.00
    NABAIJI

    BOYS’ SWIMMING JAMMER FINA 900
  82. Discount
    SWIM SHORTS BOARDSHORT 900 BLUE
    €14.00
    €16.00 -12%
    OLAIAN

    SWIM SHORTS BOARDSHORT 900 BLUE
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Kids' Swimwear from Decathlon Ireland: Comfort, Safety, and Style for Aquatic Adventures

Get your little ones ready for aquatic adventures with Decathlon Ireland's collection of kids' swimwear.


Crafted with comfort, durability, and style in mind, our kids' swimwear is perfect for pool parties, beach days, and swimming lessons. Whether your child is splashing in the waves or perfecting their strokes in the pool, our swimwear offers the perfect blend of functionality and fashion.


Made from high-quality materials, our swimwear ensures optimal comfort and durability in the water. The quick-drying fabric allows for fast transitions from water to land, while the stretchy materials provide freedom of movement for active young swimmers.


At Decathlon Ireland, safety is our priority. That's why our kids' swimwear is designed with features like UV protection and chlorine resistance to keep your child safe and comfortable in the water.


Explore our range of kids' swimwear today and find the perfect pieces for your little swimmer. Whether they prefer swimsuits or swim trunks, Decathlon Ireland has everything kids need to make a splash and enjoy endless hours of fun in the water.