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Boys’ Swimwear

From comfortable drawstring shorts to long-sleeved rash vests, our collection of boys’ swimwear includes all the essentials. Discover designs made with UPF50+ smart fabric, which helps to protect delicate skin from the sun’s rays. Take your pick from bright colours or a selection of maritime-inspired prints, and enjoy free delivery on orders over £60

(1 applied)
  • Boys
  • Gender with 3 options
  • Kids Sizes with 19 options
  • Product Type with 5 options
  • Colour with 11 options
  • Boys

There are 49 Items found

2pc Spider-Man™ Swim Set (2-8 Yrs)
3 for 2
£20.50
M&S Collection

2pc Spider-Man™ Swim Set (2-8 Yrs)

Wave Print Swim Shorts (6-16 Yrs)
3 for 2
£12
M&S Collection

Wave Print Swim Shorts (6-16 Yrs)

Flamingo Embroidered Swim Shorts (6-16 Yrs)
3 for 2
£14
M&S Collection

Flamingo Embroidered Swim Shorts (6-16 Yrs)

Cotton Rich Shark Towelling Poncho (2-8 Yrs)
3 for 2
£16.50
M&S Collection

Cotton Rich Shark Towelling Poncho (2-8 Yrs)

2pc Lobster Swim Set (2-8 Yrs)
3 for 2
£17.50
M&S Collection

2pc Lobster Swim Set (2-8 Yrs)

Cotton Rich Striped Towelling Poncho (2-8 Yrs)
3 for 2
£16.50
M&S Collection

Cotton Rich Striped Towelling Poncho (2-8 Yrs)

Spider-Man™ Swim Shorts (2-8 Yrs)
3 for 2
£12
M&S Collection

Spider-Man™ Swim Shorts (2-8 Yrs)

2pc Beach Print Swim Set (2-8 Yrs)
3 for 2
£17.50
M&S Collection

2pc Beach Print Swim Set (2-8 Yrs)

Beach Graphic All In One Swimsuit (2-8 Yrs)
3 for 2
£16
M&S Collection

Beach Graphic All In One Swimsuit (2-8 Yrs)

Ombré Swim Shorts (6-16 Yrs)
3 for 2
£12
M&S Collection

Ombré Swim Shorts (6-16 Yrs)

Embroidered Swim Shorts (2-8 Yrs)
3 for 2
£12
M&S Collection

Embroidered Swim Shorts (2-8 Yrs)

Shark Swim Shorts (6-16 Yrs)
3 for 2
£12
M&S Collection

Shark Swim Shorts (6-16 Yrs)

Embroidered Swim Shorts (2-8 Yrs)
3 for 2
£12
M&S Collection

Embroidered Swim Shorts (2-8 Yrs)

Lobster Print Swim Shorts (6-16 Yrs)
3 for 2
£12
M&S Collection

Lobster Print Swim Shorts (6-16 Yrs)

2pc Swim Set (2-8 Yrs)
3 for 2
£15
M&S Collection

2pc Swim Set (2-8 Yrs)

Cotton Rich Striped Swim Shorts (2-8 Yrs)
3 for 2
£10
M&S Collection

Cotton Rich Striped Swim Shorts (2-8 Yrs)

Flamingo Embroidered Swim Shorts (6-16 Yrs)
3 for 2
£14
M&S Collection

Flamingo Embroidered Swim Shorts (6-16 Yrs)

Palm Tree Print Swim Shorts (6-16 Yrs)
3 for 2
£12
M&S Collection

Palm Tree Print Swim Shorts (6-16 Yrs)

Flamingo Embroidered Swim Shorts (6-16 Yrs)
3 for 2
£14
M&S Collection

Flamingo Embroidered Swim Shorts (6-16 Yrs)

Rash Vest (2-16 Yrs)
3 for 2
£12
M&S Collection

Rash Vest (2-16 Yrs)

2pc Submarine Swim Set (2-8 Yrs)
3 for 2
£17.50
M&S Collection

2pc Submarine Swim Set (2-8 Yrs)

Shark Swim Shorts (2-8 Yrs)
3 for 2
£10
M&S Collection

Shark Swim Shorts (2-8 Yrs)

Ombre Swim Shorts (2-8 Yrs)
3 for 2
£10
M&S Collection

Ombre Swim Shorts (2-8 Yrs)

Colour Block Swim Shorts (6-16 Yrs)
3 for 2
£12
M&S Collection

Colour Block Swim Shorts (6-16 Yrs)

Swim Shorts (2-16 Yrs)
3 for 2
£9
M&S Collection

Swim Shorts (2-16 Yrs)

Colour Block Rash Vest (6-16 Yrs)
3 for 2
£12
M&S Collection

Colour Block Rash Vest (6-16 Yrs)

2pc Swim Set (2-8 Yrs)
3 for 2
£15
M&S Collection

2pc Swim Set (2-8 Yrs)

Minecraft™ Swim Shorts (6-16 Yrs)
3 for 2
£14
M&S Collection

Minecraft™ Swim Shorts (6-16 Yrs)

Pokémon™ Swim Shorts (6-16 Yrs)
3 for 2
£14
M&S Collection

Pokémon™ Swim Shorts (6-16 Yrs)

Palm Tree Swim Shorts (6-16 Yrs)
3 for 2
£12
M&S Collection

Palm Tree Swim Shorts (6-16 Yrs)

Stitch™ Swim Shorts (2-8 Yrs)
3 for 2
£12
M&S Collection

Stitch™ Swim Shorts (2-8 Yrs)

Printed Side Tape Swim Shorts (6-16 Yrs)
3 for 2
£14
M&S Collection

Printed Side Tape Swim Shorts (6-16 Yrs)

Seersucker Striped Swim Shorts (6-16 Yrs)
3 for 2
£12
M&S Collection

Seersucker Striped Swim Shorts (6-16 Yrs)

Minecraft™ Long Sleeve Rash Vest (6-16 Yrs)
3 for 2
£16
M&S Collection

Minecraft™ Long Sleeve Rash Vest (6-16 Yrs)

Seersucker Striped Swim Shorts (6-16 Yrs)
3 for 2
£12
M&S Collection

Seersucker Striped Swim Shorts (6-16 Yrs)

Palm Tree Swim Shorts (2-8 Yrs)
3 for 2
£10
M&S Collection

Palm Tree Swim Shorts (2-8 Yrs)

2pc Lobster Long Sleeve Swim Set (0-3 Yrs)
£15.50
M&S Collection

2pc Lobster Long Sleeve Swim Set (0-3 Yrs)

Shark Swim Shorts (2-8 Yrs)
3 for 2
£10
M&S Collection

Shark Swim Shorts (2-8 Yrs)

Cotton Rich Striped Towelling Poncho (2-8 Yrs)
3 for 2
£16.50
M&S Collection

Cotton Rich Striped Towelling Poncho (2-8 Yrs)

Swim Shorts (2-16 Yrs)
3 for 2
£9
M&S Collection

Swim Shorts (2-16 Yrs)

2pk Sea Print and Plain Rash Vests (2-8 Years)
3 for 2
£15
M&S Collection

2pk Sea Print and Plain Rash Vests (2-8 Years)

Half Zip Rash Vest (2-8 Yrs)
3 for 2
£12
M&S Collection

Half Zip Rash Vest (2-8 Yrs)

Colour Block All In One (2-8 Yrs)
3 for 2
£16
M&S Collection

Colour Block All In One (2-8 Yrs)

Rash Vest (2-16 Yrs)
3 for 2
£12
M&S Collection

Rash Vest (2-16 Yrs)

2pk Underwater Print Swim Shorts (2-8 Yrs)
3 for 2
£18
M&S Collection

2pk Underwater Print Swim Shorts (2-8 Yrs)

Surf Your Wave Slogan Rash Vest (6-16 Yrs)
3 for 2
£14
M&S Collection

Surf Your Wave Slogan Rash Vest (6-16 Yrs)

Embroidered Swim Shorts (2-8 Yrs)
3 for 2
£12
M&S Collection

Embroidered Swim Shorts (2-8 Yrs)

Leaf Print Board Swim Short (2-16 Yrs)
3 for 2
£14
M&S Collection

Leaf Print Board Swim Short (2-16 Yrs)

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