Swimwear & Beachwear

Sun, sand and swimsuits for little ones
53 items
OLAIAN One-piece long-sleeved swimsuit turquoise
OLAIAN One-piece long-sleeved swimsuit Storm blue
Gallery item 1 out of 2
OLAIAN One-piece long-sleeved swimsuit turquoise
Rate: 4.7 stars, 73 votes
2 colors
£19.99
OLAIAN Girl's anti-UV short-sleeved T-shirt - 500 Palm white
OLAIAN Girl's anti-UV short-sleeved T-shirt - 500 Palm white
Rate: 4.7 stars, 122 votes
£12.99
NABAIJI Baby Anti-UV Long-sleeved T-shirt SAVANNAH print
NABAIJI Baby Anti-UV Long-sleeved T-shirt Pantai print
NABAIJI Baby Anti-UV Long-sleeved T-shirt Rainbow print
NABAIJI Baby Anti-UV Long-sleeved T-shirt Van print
NABAIJI Baby Anti-UV Long-sleeved T-shirt flower print
Gallery item 1 out of 5
NABAIJI Baby Anti-UV Long-sleeved T-shirt SAVANNAH print
5 colors
£9.99
NABAIJI Girl's swimsuit 1-piece Kamy Long black green
NABAIJI Girl's swimsuit 1-piece Kamy Long black green
Rate: 4.3 stars, 6 votes
£22.99
NABAIJI Lila Ama 100 Girls Swimming One-Piece Swimsuit/Skirt - White
NABAIJI Lila Navy 100 Girls Swimming One-Piece Swimsuit/Skirt - Lily navy
NABAIJI Lila All Omi 100 Girls Swimming One-Piece Swimsuit/Skirt - Navy
Gallery item 1 out of 3
NABAIJI Lila Ama 100 Girls Swimming One-Piece Swimsuit/Skirt - White
Rate: 4.7 stars, 566 votes
3 colors
£17.99
OLAIAN GIRL'S ONE-PIECE SWIMSUIT 500 FUCHSIA
OLAIAN GIRL'S ONE-PIECE SWIMSUIT 500 PURPLE
Gallery item 1 out of 2
OLAIAN GIRL'S ONE-PIECE SWIMSUIT 500 FUCHSIA
Rate: 4.7 stars, 39 votes
2 colors
£9.99£15.99
OLAIAN Girls’ bandeau bikini top 100 - Khaki
OLAIAN Girl's bandeau top 100 white
OLAIAN GIRL'S BANDEAU SWIMSUIT TOP 100 LAGOON BLUE
OLAIAN GIRL'S BANDEAU SWIMSUIT TOP 100 YELLOW
Gallery item 1 out of 4
OLAIAN Girls’ bandeau bikini top 100 - Khaki
Rate: 4.5 stars, 60 votes
4 colors
£3.99£6.99
OLAIAN GIRL'S TANIA SWIMSUIT BOTTOMS 100 YELLOW
OLAIAN GIRL'S TANIA SWIMSUIT BOTTOMS 100 YELLOW
OLAIAN TANIA girl's swimsuit bottoms 100 white
Gallery item 1 out of 3
OLAIAN GIRL'S TANIA SWIMSUIT BOTTOMS 100 YELLOW
Rate: 4.6 stars, 188 votes
3 colors
£3.99£6.99
OLAIAN Girl's triangle swimsuit top TEA 100 khaki
OLAIAN GIRLS’ SWIMSUIT TRIANGLE TOP TEA 100 LAGOON BLUE
OLAIAN GIRL'S TRIANGLE SWIMSUIT TOP TEA 100 WHITE
OLAIAN GIRLS’ SWIMSUIT TRIANGLE TOP TEA 100 YELLOW
Gallery item 1 out of 4
OLAIAN Girl's triangle swimsuit top TEA 100 khaki
Rate: 4.6 stars, 132 votes
4 colors
£3.99£6.99
OLAIAN GIRL'S LANA SWIMSUIT CROP TOP 500 GLORY TURQUOISE
OLAIAN GIRL'S LANA SWIMSUIT CROP TOP 500 GLORY WHITE
OLAIAN Girl's swimsuit crop top - 500 Lana rainbow stripes turquoise
Gallery item 1 out of 3
OLAIAN GIRL'S LANA SWIMSUIT CROP TOP 500 GLORY TURQUOISE
Rate: 4.7 stars, 29 votes
3 colors
£5.99£12.99
ADIDAS 3-Stripes Swimsuit
ADIDAS 3-Stripes Swimsuit
Rate: 5.0 stars, 1 votes
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£25.00
ADIDAS Classic Badge of Sport Swim Shorts
ADIDAS Classic Badge of Sport Swim Shorts
ADIDAS Classic Badge of Sport Swim Shorts
ADIDAS Classic Badge of Sport Swim Shorts
Gallery item 1 out of 4
ADIDAS Classic Badge of Sport Swim Shorts
Rate: 5.0 stars, 1 votes
4 colors
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£18.00
ADIDAS Big Logo Swimsuit
ADIDAS Big Logo Swimsuit
Rate: 1.0 stars, 1 votes
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£18.00
ARENA Arena Girls Team Challenge Solid Swimsuit - Red/White
ARENA Arena Girls Team Challenge Solid Swimsuit - Red/White
Sold and shipped by ProSwimwear LTD
From £20.99
ARENA Arena Girls Team Swim Pro Solid Swimsuit - Navy/White
ARENA Arena Girls Team Swim Pro Solid Swimsuit - Navy/White
Sold and shipped by theSwimmingShop
£21.95£26.40
ADIDAS Cut 3-Stripes Swimsuit
ADIDAS Cut 3-Stripes Swimsuit
ADIDAS Cut 3-Stripes Swimsuit
Gallery item 1 out of 3
ADIDAS Cut 3-Stripes Swimsuit
3 colors
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£18.00
ARENA Arena Girls Team Challenge Solid Swimsuit - Navy/White
ARENA Arena Girls Team Challenge Solid Swimsuit - Navy/White
Sold and shipped by theSwimmingShop
£21.95£26.40
ARENA Arena Girl's Team Swim Tech Solid Swimsuit
ARENA Arena Girl's Team Swim Tech Solid Swimsuit
Sold and shipped by ProSwimwear LTD
£24.00
ADIDAS adidas x Marvel's Avengers Swim Shorts
ADIDAS adidas x Marvel's Avengers Swim Shorts
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£25.00
ADIDAS 3-Stripes Swim Shorts
ADIDAS 3-Stripes Swim Shorts
ADIDAS 3-Stripes Swim Shorts
Gallery item 1 out of 3
ADIDAS 3-Stripes Swim Shorts
3 colors
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£23.00
ARENA Arena Girl's Kikko V Print Swim Pro Back Swimsuit - Freak Rose/Royal Blue
ARENA Arena Girl's Kikko V Print Swim Pro Back Swimsuit - Black/White
Gallery item 1 out of 2
ARENA Arena Girl's Kikko V Print Swim Pro Back Swimsuit - Freak Rose/Royal Blue
2 colors
Sold and shipped by ProSwimwear LTD
£21.00
ADIDAS Classic 3-Stripes Swim Jammers
ADIDAS Classic 3-Stripes Swim Jammers
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£23.00
ADIDAS Sportswear Wave Print CLX Swim Shorts Kids
ADIDAS Sportswear Wave Print CLX Swim Shorts Kids
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£23.00
ARENA Arena Girls Team Swim Pro Solid Swimsuit - Red/White
ARENA Arena Girls Team Swim Pro Solid Swimsuit - Red/White
Sold and shipped by theSwimmingShop
From £21.95£26.40
SPEEDO Speedo Essential 13" Watershorts Junior, Black
SPEEDO Speedo Essential 13" Watershorts Junior, Black
Gallery item 1 out of 2
SPEEDO Speedo Essential 13" Watershorts Junior, Black
2 colors
Sold and shipped by SPEEDO INTERNATIONAL LIMITED
£16.49
ADIDAS Logo Swimsuit
ADIDAS Logo Swimsuit
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£28.00
ADIDAS Logo Print CLX Swim Shorts
ADIDAS Logo Print CLX Swim Shorts
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£23.00
NABAIJI Girls’ 2-Piece Swimming Swimsuit Top Lila Ama - White
NABAIJI Girls’ 2-Piece Swimming Swimsuit Top Lila Blue
NABAIJI Girl's swimsuit top for two-piece swimsuit Lila Marg red
NABAIJI Girls’ 2-Piece Swimsuit Top Lila Pantai - White
Gallery item 1 out of 4
NABAIJI Girls’ 2-Piece Swimming Swimsuit Top Lila Ama - White
Rate: 4.7 stars, 208 votes
4 colors
£5.99£7.99
NABAIJI Girls’ Swimming Swimsuit Bottoms Lila - White
NABAIJI Girls' Swimming Swimsuit Bottoms Lila Marg Red
NABAIJI Girls’ Swimming Swimsuit Bottoms Lila - Blue
NABAIJI Girls’ Swimsuit Bottoms Lila Pantai - White
Gallery item 1 out of 4
NABAIJI Girls’ Swimming Swimsuit Bottoms Lila - White
Rate: 4.7 stars, 263 votes
4 colors
£5.99£7.99
ZOGGS Zoggs Tots Girls Pegasus Crossback Swimsuit - Blue
ZOGGS Zoggs Tots Girls Pegasus Crossback Swimsuit - Blue
Sold and shipped by theSwimmingShop
£24.20
ARENA Arena Girls Team Swim Pro Solid Swimsuit - Royal/White
ARENA Arena Girls Team Swim Pro Solid Swimsuit - Royal/White
Sold and shipped by theSwimmingShop
£21.95£26.40
ARENA Arena Boy's Team Solid Swim Shorts
ARENA Arena Boy's Team Solid Swim Shorts
Gallery item 1 out of 2
ARENA Arena Boy's Team Solid Swim Shorts
2 colors
Sold and shipped by ProSwimwear LTD
£17.99
ARENA Arena Girl's Team Swim Pro Solid Swimsuit
ARENA Arena Girl's Team Swim Pro Solid Swimsuit
Sold and shipped by ProSwimwear LTD
£24.00
ARENA Arena Girls Team Swim Pro Solid Swimsuit - Black/White
ARENA Arena Girls Team Swim Pro Solid Swimsuit - Black/White
Sold and shipped by theSwimmingShop
From £21.95£26.40
ARENA Arena Girl's Team Swim Pro Solid Swimsuit
ARENA Arena Girl's Team Swim Pro Solid Swimsuit
Sold and shipped by ProSwimwear LTD
£24.00
ARENA Arena Girl's Team Swim Tech Solid Swimsuit
ARENA Arena Girl's Team Swim Tech Solid Swimsuit
ARENA Arena Girl's Team Swim Tech Solid Swimsuit
ARENA Arena Girl's Team Swim Tech Solid Swimsuit
Gallery item 1 out of 4
ARENA Arena Girl's Team Swim Tech Solid Swimsuit
4 colors
Sold and shipped by ProSwimwear LTD
£24.00
ARENA Arena Girl's Team Challenge Back Solid Swimsuit
ARENA Arena Girl's Team Challenge Back Solid Swimsuit
Sold and shipped by theSwimmingShop
£21.95£26.40
ARENA Arena Girl's Team Swim Tech Solid Swimsuit
ARENA Arena Girl's Team Swim Tech Solid Swimsuit
Sold and shipped by ProSwimwear LTD
£24.00
ADIDAS Sportswear Essentials Logo CLX Swim Shorts Kids
ADIDAS Sportswear Essentials Logo CLX Swim Shorts Kids
Gallery item 1 out of 2
ADIDAS Sportswear Essentials Logo CLX Swim Shorts Kids
2 colors
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£23.00
ARENA Arena Girl's Team Challenge Back Solid Swimsuit
ARENA Arena Girl's Team Challenge Back Solid Swimsuit
Sold and shipped by ProSwimwear LTD
£24.00
4.3/5 based on 2619 reviews collected online and in stores

Splish, splash!

Whether you're planning a summer holiday, booking swimming lessons for your toddler or just planning some fun family splash time at the local pool, our kids' swimwear range has everything you need. From pretty swimming costumes to practical swim shorts, we stock a wide range of swimwear for boys, girls and babies of all ages.

Each item in our range is designed to fit your child perfectly, offer excellent value for money and ensure they can bob about and practice strokes in total comfort. Shop now at Decathlon.