Skip to content
  • The Insider edit: shop live with our experts
HelpFind a store

Sign in

Sign in or create an account:

  • for faster checkout
  • to unlock personalised Sparks offers
  • to access order history and track deliveries
Free store collection
Free delivery when you spend £60
Free returns for online orders

Sign in

Sign in or create an account:

  • for faster checkout
  • to unlock personalised Sparks offers
  • to access order history and track deliveries

Kids’ Swimsuits

Our kids’ swimsuits are an ideal choice for any adventure, from pool-splashing to wave-jumping. Discover long-sleeved sporty designs that offer maximum coverage, as well as playful styles complete with frills and floral prints. Our UPF 50+ fabric protects young skin from the sun’s rays. Shop online and enjoy free store collection with every order

(1 applied)
  • Swimsuits
  • Gender with 2 options
  • Kids Sizes with 14 options
  • Product Type with 6 options
  • Colour with 10 options
  • Swimsuits

There are 33 Items found

3 for 2
  • Harry Potter™ Swimsuit (6-16 Yrs) image 1
  • Harry Potter™ Swimsuit (6-16 Yrs) image 2
  • Harry Potter™ Swimsuit (6-16 Yrs) image 3
£14.50
M&S Collection

Harry Potter™ Swimsuit (6-16 Yrs)

3 for 2
  • Striped Long Sleeve Swimsuit (2-8 Yrs) image 1
  • Striped Long Sleeve Swimsuit (2-8 Yrs) image 2
£15.50
M&S Collection

Striped Long Sleeve Swimsuit (2-8 Yrs)

3 for 2
  • 2pc Sea Life Swim Set (2-8 Yrs) image 1
  • 2pc Sea Life Swim Set (2-8 Yrs) image 2
  • 2pc Sea Life Swim Set (2-8 Yrs) image 3
  • 2pc Sea Life Swim Set (2-8 Yrs) image 4
  • 2pc Sea Life Swim Set (2-8 Yrs) image 5
£20.50
M&S Collection

2pc Sea Life Swim Set (2-8 Yrs)

3 for 2
  • Floral Long Sleeve Swimsuit (2-8 Yrs) image 1
  • Floral Long Sleeve Swimsuit (2-8 Yrs) image 2
£15.50
M&S Collection

Floral Long Sleeve Swimsuit (2-8 Yrs)

3 for 2Tropical Long Sleeve Swimsuit (6-16 Yrs) image 1
£17.50
M&S Collection

Tropical Long Sleeve Swimsuit (6-16 Yrs)

Online OnlyHyperboom Splice Swimsuit (5-16 Yrs) image 1
£6 - £18.50
Speedo

Hyperboom Splice Swimsuit (5-16 Yrs)

3 for 2
  • Leopard Print Swimsuit (6-16 Yrs) image 1
  • Leopard Print Swimsuit (6-16 Yrs) image 2
  • Leopard Print Swimsuit (6-16 Yrs) image 3
£13.50
M&S Collection

Leopard Print Swimsuit (6-16 Yrs)

3 for 2
  • Disney Frozen™ Long Sleeve Swimsuit (2-8 Yrs) image 1
  • Disney Frozen™ Long Sleeve Swimsuit (2-8 Yrs) image 2
  • Disney Frozen™ Long Sleeve Swimsuit (2-8 Yrs) image 3
  • Disney Frozen™ Long Sleeve Swimsuit (2-8 Yrs) image 4
  • Disney Frozen™ Long Sleeve Swimsuit (2-8 Yrs) image 5
  • Disney Frozen™ Long Sleeve Swimsuit (2-8 Yrs) image 6
£19.50
M&S Collection

Disney Frozen™ Long Sleeve Swimsuit (2-8 Yrs)

3 for 2
  • Crinkle Bow Swimsuit (6-16 Yrs) image 1
  • Crinkle Bow Swimsuit (6-16 Yrs) image 2
  • Crinkle Bow Swimsuit (6-16 Yrs) image 3
£15.50
M&S Collection

Crinkle Bow Swimsuit (6-16 Yrs)

  • Floral Swimsuit (2-8 Yrs) image 1
  • Floral Swimsuit (2-8 Yrs) image 2
M&S Collection

Floral Swimsuit (2-8 Yrs)

  • 2pk Ditsy and Gingham Swimsuits (2-7 Yrs) image 1
  • 2pk Ditsy and Gingham Swimsuits (2-7 Yrs) image 2
M&S Collection

2pk Ditsy and Gingham Swimsuits (2-7 Yrs)

£8.25 per item

3 for 2
  • Photographic Print Long Sleeve Swimsuit (6-16 Yrs) image 1
  • Photographic Print Long Sleeve Swimsuit (6-16 Yrs) image 2
£17.50
M&S Collection

Photographic Print Long Sleeve Swimsuit (6-16 Yrs)

Online Only
  • Eco Endurance+ Medalist Swimsuit image 1
  • Eco Endurance+ Medalist Swimsuit image 2
  • Eco Endurance+ Medalist Swimsuit image 3
  • Eco Endurance+ Medalist Swimsuit image 4
£18.50
Speedo

Eco Endurance+ Medalist Swimsuit

  • Dolphin Frill Swimsuit (2-8 Yrs) image 1
  • Dolphin Frill Swimsuit (2-8 Yrs) image 2
  • Dolphin Frill Swimsuit (2-8 Yrs) image 3
M&S Collection

Dolphin Frill Swimsuit (2-8 Yrs)

Online Only
  • Floral Print Swimsuit (3-13 Yrs) image 1
  • Floral Print Swimsuit (3-13 Yrs) image 2
  • Floral Print Swimsuit (3-13 Yrs) image 3
FatFace

Floral Print Swimsuit (3-13 Yrs)

  • Frozen™ Swimsuit (2-7 Yrs) image 1
  • Frozen™ Swimsuit (2-7 Yrs) image 2
  • Frozen™ Swimsuit (2-7 Yrs) image 3
M&S Collection

Frozen™ Swimsuit (2-7 Yrs)