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Free Tracked UK Delivery
On All Orders Over £40

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On All Orders

Next Working Day OPTION
Order By 2pm Mon > Fri

Found It Cheaper?
We'll beat it!

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Girls Swimsuits & Girls Swimming Costumes

We've got a fantastic range of girls swimsuits to choose from. Whether you want a simple design on your girls swimming costume or you prefer a brighter print on your girls swimsuit, we have styles to suit all tastes. At Simply Swim, we look for fabrics made especially for longer wear and tear, which offer extra skin protection from the sun's harmful rays. We concentrate on girls swimsuits shaped for maximising comfort and speed in the water. Ou... Read More

We've got a fantastic range of girls swimsuits to choose from. Whether you want a simple design on your girls swimming costume or you prefer a brighter print on your girls swimsuit, we have styles to suit... Read More

We've got a fantastic range of girls swimsuits to choose from. Whether you want a simple design on your girls swimming costume or you prefer a brighter print on your girls swimsuit, we have styles to suit all tastes.

At Simply Swim, we look for fabrics made especially for longer wear and tear, which offer extra skin protection from the sun's harmful rays. We concentrate on girls swimsuits shaped for maximising comfort and speed in the water.

Our girls swimsuit range comes in a variety of eye-catching designs from leading brands including Speedo, Amanzi, Zoggs, Arena and Funkita. You should also check out the girls swimming costumes from Halocline, The Finals and Tyr.

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Arena - Girls Team Challenge Solid Swimsuit - Navy/White - Model Front

Arena - Girls Team Challenge Solid Swimsuit - Navy/White - Model Front

Arena

Girls Team Challenge Solid Swimsuit - Navy/White

Rated 5.0 out of 5

Based on 1 review

Girls Team Challenge Solid Swimsuit - Red/White

Girls Team Challenge Solid Swimsuit - Red/White

Arena

Girls Team Challenge Solid Swimsuit - Red/White

SW-Speedo-Girls-medalist-navy-SP-812516D740_-8-13457D740-front

SW-Speedo-Girls-medalist-navy-SP-812516D740_-8-13457D740-front

Speedo

Girls Endurance Plus Medalist - Navy

Rated 4.3 out of 5

Based on 9 reviews

SP-8A000261002-GirlsHyperboom-Splice-Muscleback-Legsuit-Black_Pink_front

SP-8A000261002-GirlsHyperboom-Splice-Muscleback-Legsuit-Black_Pink_front

Speedo

Girls Hyperboom Splice Muscleback Legsuit - Black/Pink

Girls Team Challenge Solid Swimsuit - Black/White

Girls Team Challenge Solid Swimsuit - Black/White

Arena

Girls Team Challenge Solid Swimsuit - Black/White

Rated 5.0 out of 5

Based on 1 review

Arena - Girls Team Swim Pro Solid Swimsuit - Navy/White - Front

Arena - Girls Team Swim Pro Solid Swimsuit - Navy/White - Front

Arena

Girls Team Swim Pro Solid Swimsuit - Navy/White

Arena - Girls Team Challenge Solid Swimsuit - Royal/White - Front Model Pose

Arena - Girls Team Challenge Solid Swimsuit - Royal/White - Front Model Pose

Arena

Girls Team Challenge Solid Swimsuit - Royal/White

Girls Team Swim Pro Solid Swimsuit - Royal/White

Girls Team Swim Pro Solid Swimsuit - Royal/White

Arena

Girls Team Swim Pro Solid Swimsuit - Royal/White

Arena - Girls Team Swim Pro Solid Swimsuit - Red/White - Model Pose Front

Arena - Girls Team Swim Pro Solid Swimsuit - Red/White - Model Pose Front

Arena

Girls Team Swim Pro Solid Swimsuit - Red/White

Rated 5.0 out of 5

Based on 1 review

Zoggs Girls Swimwear

SP-808324004-JF-placement-muscleback-light-purple_orange_front-swimsuit

SP-808324004-JF-placement-muscleback-light-purple_orange_front-swimsuit

Speedo

Girls Placement Muscleback Swimsuit - Light Purple/Orange

Funkita - Girls Fur Seal Diamond Back Swimsuit - Blue - Model Front

Funkita - Girls Fur Seal Diamond Back Swimsuit - Blue - Model Front

Funkita

Girls Fur Seal Diamond Back Swimsuit - Blue

Speedo

Girls Medley Logo Medalist Swimsuit - Black/Purple

Speedo

Girls Medley Logo Medalist Swimsuit - Blue/Turquoise

SP-8A000259004-Girls-Hyperboom-Splice-Muscleback-Blue_Green_front

SP-8A000259004-Girls-Hyperboom-Splice-Muscleback-Blue_Green_front

Speedo

Girls Hyperboom Splice Muscleback Swimsuit - Blue/Green

Speedo - Girls Essential Endurance Plus Legsuit - Navy - Product Front

Speedo - Girls Essential Endurance Plus Legsuit - Navy - Product Front

Speedo

Girls Essential Endurance Plus Legsuit - Navy

Speedo - Hyperboom Allover Medalist Swimsuit - Blue/Green - Product Front

Speedo - Hyperboom Allover Medalist Swimsuit - Blue/Green - Product Front

Speedo

Girls Hyperboom Allover Medalist Swimsuit - Blue/Green

Funkita - Girls Royal Wave Single Strap Swimsuit - Multi - Model Front

Funkita - Girls Royal Wave Single Strap Swimsuit - Multi - Model Front

Funkita

Girls Royal Wave Single Strap Swimsuit - Multi

SW-Speedo-Girls-medalist-black-8125160001-8-134570001_front

SW-Speedo-Girls-medalist-black-8125160001-8-134570001_front

Speedo

Girls Endurance Plus Medalist - Black

Rated 4.7 out of 5

Based on 12 reviews

ZOGGS-AW-463319-girls-cottesloe-legsuit-black_front-legsuit

ZOGGS-AW-463319-girls-cottesloe-legsuit-black_front-legsuit

Zoggs

Girls Cottesloe Legsuit - Black

Zoggs - Girls Drone Rowleeback Swimsuit - Blue/Navy - Model Front/Side

Zoggs - Girls Drone Rowleeback Swimsuit - Blue/Navy - Model Front/Side

Zoggs

Girls Drone Rowleeback Swimsuit - Blue/Navy

SW-Speedo-Girls-medalist-Blue_SP-8007282610-813457A369_front

SW-Speedo-Girls-medalist-Blue_SP-8007282610-813457A369_front

Speedo

Girls Endurance Plus Medalist - Neon Blue

Rated 5.0 out of 5

Based on 6 reviews

Zoggs Girls Cottesloe Sportsback Swimsuit - Navy Front

Zoggs Girls Cottesloe Sportsback Swimsuit - Navy Front

Zoggs

Girls Cottesloe Sportsback Swimsuit - Navy

TYR Girls Solid Durafast Elite Addy DiamondFit Swimsuit - Lavender - Front

TYR Girls Solid Durafast Elite Addy DiamondFit Swimsuit - Lavender - Front

On Sale

Tyr

Girls Solid Durafast Elite Addy DiamondFit Swimsuit - Lavender

Arena - Girls Team Swim Pro Solid Swimsuit - Black/White - Model Front

Arena - Girls Team Swim Pro Solid Swimsuit - Black/White - Model Front

Arena

Girls Team Swim Pro Solid Swimsuit - Black/White

Funkita-FK-FKS033G-72079-the-glitch-diamond-back_Simply-Swim

Funkita-FK-FKS033G-72079-the-glitch-diamond-back_Simply-Swim

Funkita

Girls The Glitch Diamond Back Swimsuit - Multi

SP-8002625005-Girls-Eng-Print-splashback-speedo-swimsuit

SP-8002625005-Girls-Eng-Print-splashback-speedo-swimsuit

Speedo

Girls Printed Splashback Swimsuit - Blue/Multi

Funkita - Girls Mixed Mess Diamond Back Swimsuit - Blue/Yellow - Model Front

Funkita - Girls Mixed Mess Diamond Back Swimsuit - Blue/Yellow - Model Front

On Sale

Funkita

Girls Mixed Mess Diamond Back Swimsuit - Blue/Yellow

SP-8002627003-Girls-Eng-Print-splashback-blue-light-green_2

SP-8002627003-Girls-Eng-Print-splashback-blue-light-green_2

Speedo

Girls Printed Splashback Swimsuit - Blue/Light Green

Funkita - Girls You Tobey Fast Training One Piece Legsuit - Multi/Navy - Model Front

Funkita - Girls You Tobey Fast Training One Piece Legsuit - Multi/Navy - Model Front

Funkita

Girls You Tobey Fast Training One Piece Legsuit - Multi/Navy

SP-8003734003-GirlsPrintPowerback-Blue_LightBlue_front-swimsuit

SP-8003734003-GirlsPrintPowerback-Blue_LightBlue_front-swimsuit

Speedo

Girls Print Powerback - Multi

SP-8A000260005-HYPERBOOM-PRINT-MEDALIST-navy_blue-front-swimsuit

SP-8A000260005-HYPERBOOM-PRINT-MEDALIST-navy_blue-front-swimsuit

Speedo

Girls Hyperboom Print Medalist Swimsuit - Navy/Blue

Zoggs - Girls Cottesloe Sportsback Swimsuit - Black - Model Front

Zoggs - Girls Cottesloe Sportsback Swimsuit - Black - Model Front

Zoggs

Girls Cottesloe Sportsback Swimsuit - Black

Funkita-FU-FK-S030G72251-MESS-MATCH-Simply-Swim

Funkita-FU-FK-S030G72251-MESS-MATCH-Simply-Swim

Funkita

Girls Mess Match Single Strap Swimsuit - Multi

Funkita-FU-FKS033G71898-FLIP-FLOP_Simply-Swim

Funkita

Girls Flip Flop Diamond Back Swimsuit - Multi

arena-006678-910-girls-starfish-rose-multi

arena-006678-910-girls-starfish-rose-multi

On Sale

Arena

Girls Starfish Lightdrop Back Swimsuit - Rose/Multi

Zoggs - Girls Cottesloe Sportsback Swimsuit - Front - Royal

Zoggs - Girls Cottesloe Sportsback Swimsuit - Front - Royal

Zoggs

Girls Cottesloe Sportsback Swimsuit - Royal

Rated 5.0 out of 5

Based on 1 review

Funkita - Girls Blues Baby Diamond Back Swimsuit - Blue/Multi - Model Front

Funkita - Girls Blues Baby Diamond Back Swimsuit - Blue/Multi - Model Front

On Sale

Funkita

Girls Blues Baby Diamond Back Swimsuit - Blue/Multi

Funkita-FKS030G-72006-Girls-Time-Warp-Single-Strap_front

Funkita-FKS030G-72006-Girls-Time-Warp-Single-Strap_front

On Sale

Funkita

Girls Time Warp Single Strap Swimsuit - Multi

SP-8A000260004-HYPERBOOM-PRINT-MEDALIST-BLK_PNK_front

SP-8A000260004-HYPERBOOM-PRINT-MEDALIST-BLK_PNK_front

Speedo

Girls Hyperboom Print Medalist Swimsuit - Black/Pink

ZOGGS-SS-463615-Rainbow-ripple-Actionback-Tots-Girls_front-swimsuit

ZOGGS-SS-463615-Rainbow-ripple-Actionback-Tots-Girls_front-swimsuit

Zoggs

Tots Girls Rainbow Ripple Actionback Swimsuit - Multi

FU-FKS030G00547-GO-FLAMINGO-SINGLE-front

FU-FKS030G00547-GO-FLAMINGO-SINGLE-front

Funkita

Girls Go Flamingo! Single Strap Swimsuit - Pink/Green

Funkita - Girls Dragons Den Single Strap Swimsuit - Multi - Model Front

Funkita - Girls Dragons Den Single Strap Swimsuit - Multi - Model Front

Funkita

Girls Dragons Den Single Strap Swimsuit - Multi

ZOGGS-SS-463620-DaisyCheck-Tots-Girls-front-swimsuit

ZOGGS-SS-463620-DaisyCheck-Tots-Girls-front-swimsuit

Zoggs

Tots Girls Daisy Check Scoopback Swimsuit - Blue

SP-8003750005-PRINT-SPLSHBCK-BLK_DKPNK_2-swimsuit-front

SP-8003750005-PRINT-SPLSHBCK-BLK_DKPNK_2-swimsuit-front

Speedo

Girls Print Splashback Swimsuit - Black/Dark Pink

SP-808324005-JF-placement-muscleback-blue_navy-front-swimsuit

SP-808324005-JF-placement-muscleback-blue_navy-front-swimsuit

Speedo

Girls Placement Muscleback Swimsuit - Blue/Navy

Funkita - Girls You Blued Diamond Back Swimsuit - Blue - Model Front

Funkita - Girls You Blued Diamond Back Swimsuit - Blue - Model Front

Funkita

Girls You Blued Diamond Back Swimsuit - Blue

Funkita - Girls Loose Goose Single Strap Swimsuit - Green - Model Front

Funkita - Girls Loose Goose Single Strap Swimsuit - Green - Model Front

Funkita

Girls Loose Goose Single Strap Swimsuit - Green

ZOGGS-SS-463126-classicback-rainbow_front-swimsuit

ZOGGS-SS-463126-classicback-rainbow_front-swimsuit

Zoggs

Girls Rainbow Ripple Classicback Swimsuit - Pink

ARENA-A_W-26-004765-668-blue-cosmo-water-Girls_front-swimsuit

ARENA-A_W-26-004765-668-blue-cosmo-water-Girls_front-swimsuit

Arena

Girls Team Challenge Solid Swimsuit - Blue Cosmo/Water - Limited Edition

SP-8003733003-JF-PRINTPOWERBACK-BLU_GRN_swimsuit-front

SP-8003733003-JF-PRINTPOWERBACK-BLU_GRN_swimsuit-front

Speedo

Girls Printed Powerback Swimsuit - Blue/Green

Speedo - Girls Digital Allover Splashback Swimsuit - Pink - Product Front/Side

Speedo - Girls Digital Allover Splashback Swimsuit - Pink - Product Front/Side

Speedo

Girls Digital Allover Splashback Swimsuit - Pink

SP-812377003-JF-printed-leaderback-pink_dark-blue_front

SP-812377003-JF-printed-leaderback-pink_dark-blue_front

Speedo

Girls Printed Leaderback - Pink/Dark Blue

ZO-463615-JAVA-FISH-TOTS-GIRLS-front

ZO-463615-JAVA-FISH-TOTS-GIRLS-front

Zoggs

Tots Girls Java Fish Actionback Swimsuit - Blue/Pink

Rated 5.0 out of 5

Based on 1 review

FU-FKS077G72325-PEBBLE-BEACH-FASTLEGS-front

FU-FKS077G72325-PEBBLE-BEACH-FASTLEGS-front

Funkita

Girls Pebble Beach Fast Legs One Piece - Blue

Speedo - Fastskin HyperSpark Solid Open Back Kneeskin - Black - Product Front

Speedo - Fastskin HyperSpark Solid Open Back Kneeskin - Black - Product Front

Speedo

Fastskin HyperSpark Solid Open Back Kneeskin - Black

Funkita - Girls Miss Adventure Diamond Back Swimsuit - Blue/Red - Model Front

Funkita - Girls Miss Adventure Diamond Back Swimsuit - Blue/Red - Model Front

Funkita

Girls Miss Adventure Diamond Back Swimsuit - Blue/Red

Funkita-FU-FKS030G71836-ripe-stripe_model-front

On Sale

Funkita

Girls Ripe Stripe Single Strap Swimsuit - Multi

Funkita - Girls Broken Hearts Diamond Back Swimsuit - Blue/Multi - Model Front

Funkita - Girls Broken Hearts Diamond Back Swimsuit - Blue/Multi - Model Front

On Sale

Funkita

Girls Broken Hearts Diamond Back Swimsuit - Blue/Multi

Speedo - Girls Allover Thinstrap Muscleback Swimsuit - Purple/Orange - Model Front

Speedo - Girls Allover Thinstrap Muscleback Swimsuit - Purple/Orange - Model Front

On Sale

Speedo

Girls Allover Thinstrap Muscleback Swimsuit - Purple/Orange

Speedo - Girls Digital Allover Leaderback Swimsuit - Pink/Purple/Black - Product Front

Speedo - Girls Digital Allover Leaderback Swimsuit - Pink/Purple/Black - Product Front

Speedo

Girls Digital Allover Leaderback Swimsuit - Pink/Purple/Black

Funkita - Girls On The Grid Diamond Back Swimsuit - Multi - Model Front

Funkita - Girls On The Grid Diamond Back Swimsuit - Multi - Model Front

Funkita

Girls On The Grid Diamond Back Swimsuit - Multi

Arena - Girls Ondulation Pro Back Swimsuit - Navy/Green - Model Front

Arena - Girls Ondulation Pro Back Swimsuit - Navy/Green - Model Front

On Sale

Arena

Girls Ondulation Pro Back Swimsuit - Navy/Green

Zoggs - Girls Heavenly Front Lined Classicback Swimsuit - Black/Multi - Model Front

Zoggs - Girls Heavenly Front Lined Classicback Swimsuit - Black/Multi - Model Front

On Sale

Zoggs

Girls Heavenly Classicback Swimsuit - Black/Multi

Speedo - Girls Digital Allover Splashback Swimsuit - Blue/Purple - Product Front

Speedo - Girls Digital Allover Splashback Swimsuit - Blue/Purple - Product Front

Speedo

Girls Digital Allover Splashback Swimsuit - Green/Purple

SP-81237717595-digital-allover-leaderback-JF-red_orange_front

SP-81237717595-digital-allover-leaderback-JF-red_orange_front

Speedo

Girls Digital Allover Leaderback Swimsuit - Red/Orange

SP-8-00372817519-girls-Hyperboom-allover-medalist-BLACK_GREEN_front

SP-8-00372817519-girls-Hyperboom-allover-medalist-BLACK_GREEN_front

Speedo

Girls Hyperboom Allover Medalist Swimsuit - Black/Green

Speedo - Girls Allover Medalist Swimsuit - Pink/Blue - Product Front

Speedo - Girls Allover Medalist Swimsuit - Pink/Blue - Product Front

Speedo

Girls Allover Medalist Swimsuit - Pink/Blue

Funkita - Girls Lotsa Pop Single Strap Swimsuit - Pink/Multi - Model Front

Funkita - Girls Lotsa Pop Single Strap Swimsuit - Pink/Multi - Model Front

On Sale

Funkita

Girls Lotsa Pop Single Strap Swimsuit - Pink/Multi

SP-8-00375017606-Girls-Digital-Allover-Splashback-black-pink-lemon_front

SP-8-00375017606-Girls-Digital-Allover-Splashback-black-pink-lemon_front

Speedo

Girls Digital Allover Splashback Swimsuit - Black/Pink/Lemon

Funkita-FK-S033G72222-WARPED-WAVES-Simply-Swim

Funkita-FK-S033G72222-WARPED-WAVES-Simply-Swim

Funkita

Girls Warped Waves Diamond Back Swimsuit - Blue/Pink

Funkita-FK-FKS033G-72086-bolted-diamond-Simply-Swim

Funkita-FK-FKS033G-72086-bolted-diamond-Simply-Swim

Funkita

Girls Bolted Diamond Back Swimsuit - Blue

Speedo-SP-800372918291-Speedo-Hyperboom-Splice-Muscleback-Blue-JF_Simply-Swim

Speedo-SP-800372918291-Speedo-Hyperboom-Splice-Muscleback-Blue-JF_Simply-Swim

Speedo

Girls Hyperboom Splice Muscleback Swimsuit - Blue

Zoggs Girls Spot Classicback Swimsuit - Front

Zoggs Girls Spot Classicback Swimsuit - Front

On Sale

Zoggs

Girls Spot Classicback Swimsuit

Funkita - Girls You Lemon Diamond Back Swimsuit - Blue/Yellow - Model Front

Funkita - Girls You Lemon Diamond Back Swimsuit - Blue/Yellow - Model Front

On Sale

Funkita

Girls You Lemon Diamond Back Swimsuit - Blue/Yellow

SP-8-00373317604-Girls-Digital-Placement-Powerback-BLACK_RED_front

SP-8-00373317604-Girls-Digital-Placement-Powerback-BLACK_RED_front

Speedo

Girls Digital Placement Powerback Swimsuit - Black/Red

TYR Girls Solid Durafast Elite Ella MaxFit Swimsuit - Latigo Bay - Front

TYR Girls Solid Durafast Elite Ella MaxFit Swimsuit - Latigo Bay - Front

On Sale

Tyr

Girls Solid Durafast Elite Ella MaxFit Swimsuit - Latigo Bay

Speedo-Allover-Medalist-Girls-Blue_Orange-Front-Model

Speedo-Allover-Medalist-Girls-Blue_Orange-Front-Model

On Sale

Speedo

Girls Allover Medalist Swimsuit - Blue/Orange

Zoggs - Tots Girls Little Gull Crossback Swimsuit - Product Front Penguin Design - Navy/White

Zoggs - Tots Girls Little Gull Crossback Swimsuit - Product Front Penguin Design - Navy/White

On Sale

Zoggs

Tots Girls Little Gull Crossback Swimsuit

Funkita - Girls Pen Guy Single Strap Swimsuit - Pink/Black - Model Front

Funkita - Girls Pen Guy Single Strap Swimsuit - Pink/Black - Model Front

Funkita

Girls Pen Guy Single Strap Swimsuit - Pink/Black

SP-815822002-Girls_Fastskin_Endurance_Max_Open_Back_Kneeskin_-_Purple_Navy_front

Speedo

Girls Fastskin Endurance+ Max Open Back Kneeskin - Purple/Navy

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