Bikinis for Girls

For girls who love to swim or relax in the sun, we have a range of girls’ bikinis with bright and cheerful designs. Browse our girls’ bikinis range to see what they would love.
32 items
OLAIAN GIRL’S REVERSIBLE SWIMSUIT BOTTOMS 500 BLACK
OLAIAN GIRL’S REVERSIBLE SWIMSUIT BOTTOMS 500 PURPLE
OLAIAN Girl's reversible swimsuit bottoms - 500 Bella Leopard blue
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OLAIAN GIRL’S REVERSIBLE SWIMSUIT BOTTOMS 500 BLACK
Rate: 4.3 stars, 40 votes
3 colors
£5.99£12.99
OLAIAN GIRL'S BUDDY SWIMSUIT BOTTOMS 900 BLUR
OLAIAN GIRL'S BUDDY SWIMSUIT BOTTOM 900 BLACK
OLAIAN Girl's swimsuit bottoms - 900 Buddy purple turquoise
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OLAIAN GIRL'S BUDDY SWIMSUIT BOTTOMS 900 BLUR
Rate: 4.9 stars, 21 votes
3 colors
£7.99£12.99
OLAIAN GIRL'S HIGH-WAISTED BAO SWIMSUIT BOTTOMS 500 MELON
OLAIAN GIRL'S HIGH-WAISTED BAO SWIMSUIT BOTTOMS 500 STRAWBERRY
OLAIAN GIRL'S HIGH-WAISTED BAO SWIMSUIT BOTTOMS 500 LAVENDER
OLAIAN Girl's textured swimsuit bottom - 500 bao black
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OLAIAN GIRL'S HIGH-WAISTED BAO SWIMSUIT BOTTOMS 500 MELON
Rate: 4.6 stars, 50 votes
4 colors
£7.99£12.99
OLAIAN GIRL'S SURFING SWIMSUIT TRIANGLE TOP LIZY 500 BLACK
OLAIAN GIRL'S SURFING TRIANGLE SWIMSUIT TOP LIZY 500 VIOLET
OLAIAN Girl's triangular swimsuit top - 500 Lizy leopard blue
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OLAIAN GIRL'S SURFING SWIMSUIT TRIANGLE TOP LIZY 500 BLACK
Rate: 4.5 stars, 42 votes
3 colors
£8.99£12.99
OLAIAN GIRL'S SURFING TRIANGLE LILY SWIMSUIT TOP 900 BLUR PINK
OLAIAN GIRL'S SURFING LILY SWIMSUIT TRIANGLE TOP 900 BLACK
OLAIAN Girl's swimsuit top - 900 Lily purple turquoise
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OLAIAN GIRL'S SURFING TRIANGLE LILY SWIMSUIT TOP 900 BLUR PINK
Rate: 4.8 stars, 20 votes
3 colors
£9.99£14.99
OLAIAN GIRL'S LANA TEXTURED SWIMSUIT CROP TOP 500 STRAWBERRY
OLAIAN GIRL'S SWIMSUIT CROP TOP LANA TEXTURE 500 MELON
OLAIAN GIRL'S LANA TEXTURED SWIMSUIT CROP TOP 500 LAVENDER
OLAIAN Girl's textured swimsuit crop top - 500 Lana black
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OLAIAN GIRL'S LANA TEXTURED SWIMSUIT CROP TOP 500 STRAWBERRY
Rate: 4.1 stars, 56 votes
4 colors
£6.99£12.99
OLAIAN 2-piece swimsuit TAMARA 100 - coral
OLAIAN 2-piece swimsuit TAMARA 100 black
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OLAIAN 2-piece swimsuit TAMARA 100 - coral
Rate: 4.6 stars, 407 votes
2 colors
£4.99£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
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OLAIAN GIRL'S LANA SWIMSUIT CROP TOP 500 GLORY TURQUOISE
Rate: 4.7 stars, 29 votes
3 colors
£5.99£12.99
OLAIAN Girl's textured swimsuit bra top - 500 Lana orchid purple
OLAIAN Girl's textured swimsuit crop top - 500 Lana chequered black
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OLAIAN Girl's textured swimsuit bra top - 500 Lana orchid purple
2 colors
£10.99
OLAIAN GIRL'S Swimsuit bottom JUNE CORAL
OLAIAN LITTLE GIRL'S Swimsuit bottoms MADI 100 - PINK
OLAIAN LITTLE GIRL'S Swimsuit bottoms MADI 100 - PINK
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OLAIAN GIRL'S Swimsuit bottom JUNE CORAL
Rate: 4.3 stars, 269 votes
3 colors
£10.99
Was £12.99
OLAIAN Girl's scarf swimsuit top 100 coral
OLAIAN GIRL'S SCARF SWIMSUIT TOP 100 PINK
OLAIAN GIRLS’ SWIMSUIT TOP WITH COLLAR 100 - BLACK
OLAIAN Girl's scarf swimsuit top - 100 Tami coral
OLAIAN GIRL'S HALTER NECK SWIMSUIT 100 COCO TURQUOISE
OLAIAN Girl's scarf swimsuit top - 100 Tami tropical party pink
OLAIAN Girl's swimsuit halterneck top - 100 Tami palm purple
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OLAIAN Girl's scarf swimsuit top 100 coral
Rate: 4.6 stars, 194 votes
7 colors
£3.99£7.99
OLAIAN GIRL'S HIGH-WAISTED BAO SWIMSUIT BOTTOMS 500 BLUR
OLAIAN GIRL'S HIGH-WAISTED BAO SWIMSUIT BOTTOMS 500 BLUE
OLAIAN Girl's swimsuit bottoms - 500 Bao rainbow stripes turquoise
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OLAIAN GIRL'S HIGH-WAISTED BAO SWIMSUIT BOTTOMS 500 BLUR
Rate: 4.6 stars, 26 votes
3 colors
£7.99£12.99
OLAIAN ZELI girls' swimsuit bottoms 100 coral
OLAIAN GIRL'S ZELI SWIMSUIT BOTTOMS 100 PINK
OLAIAN GIRL'S SWIMSUIT BOTTOMS ZELI 100 BLACK
OLAIAN Girls' swimsuit bottoms - 100 Zeli coral
OLAIAN Girl's swimsuit bottoms - 100 Zeli tropical party pink
OLAIAN GIRL'S ZELI SWIMSUIT BOTTOMS 100 COCO TURQUOISE
OLAIAN Girl's swimsuit bottoms - 100 Zeli palm violet
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OLAIAN ZELI girls' swimsuit bottoms 100 coral
Rate: 4.6 stars, 277 votes
7 colors
£3.99£6.99
OLAIAN GIRL'S SURF Swimsuit bottoms TIARE MAS 900
OLAIAN GIRL'S SURF Swimsuit bottoms MAS 900 - BLACK
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OLAIAN GIRL'S SURF Swimsuit bottoms TIARE MAS 900
Rate: 4.6 stars, 432 votes
2 colors
£10.99
OLAIAN GIRL'S SURF SWIMSUIT TOP CORAL STRIPED 500
OLAIAN GIRL'S SURF SWIMSUIT TOP BONDI 500 BLUE
OLAIAN GIRL'S SURF SWIMSUIT TRIANGLE TOP BONDI 500 GREEN
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OLAIAN GIRL'S SURF SWIMSUIT TOP CORAL STRIPED 500
Rate: 4.4 stars, 516 votes
3 colors
£3.99£9.99
OLAIAN GIRL'S SURF SWIMSUIT CROP TOP BAHA 900 - BLACK
OLAIAN GIRL'S SURF SWIMSUIT CROP TOP BAHA 900 - GREEN
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OLAIAN GIRL'S SURF SWIMSUIT CROP TOP BAHA 900 - BLACK
Rate: 4.6 stars, 546 votes
2 colors
£7.99£14.99
OLAIAN MAEVA 500 SURF GIRL'S SWIMSUIT BRIEFS BLUE
OLAIAN GIRL'S SURF SWIMSUIT BOTTOM CORAL STRIPED BLACK
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OLAIAN MAEVA 500 SURF GIRL'S SWIMSUIT BRIEFS BLUE
Rate: 4.4 stars, 382 votes
2 colors
£3.99£5.99
OLAIAN Two-piece swimsuit BONI 100 - TURQUOISE
OLAIAN Two-piece swimsuit JUNE BONI 100
OLAIAN Two-piece swimsuit BONI 100 - PINK
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OLAIAN Two-piece swimsuit BONI 100 - TURQUOISE
Rate: 4.5 stars, 421 votes
3 colors
£10.99
Was £12.99
OLAIAN Girls’ bandeau bikini top 100 - Khaki
OLAIAN Girl's bandeau top 100 white
OLAIAN GIRL'S BANDEAU SWIMSUIT TOP 100 YELLOW
OLAIAN GIRL'S BANDEAU SWIMSUIT TOP 100 LAGOON BLUE
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OLAIAN Girls’ bandeau bikini top 100 - Khaki
Rate: 4.5 stars, 63 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
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OLAIAN GIRL'S TANIA SWIMSUIT BOTTOMS 100 YELLOW
Rate: 4.6 stars, 190 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
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OLAIAN Girl's triangle swimsuit top TEA 100 khaki
Rate: 4.7 stars, 135 votes
4 colors
£3.99£6.99
OLAIAN Girl's bra swimsuit top 100 coral
OLAIAN GIRL'S SWIMSUIT CROP TOP 100 COCO TURQUOISE
OLAIAN GIRLS’ SWIMSUIT CROP TOP 100 BLACK
OLAIAN GIRLS’ SWIMSUIT CROP TOP 100 PINK
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OLAIAN Girl's bra swimsuit top 100 coral
Rate: 4.5 stars, 129 votes
4 colors
£3.99£6.99
OLAIAN GIRL'S SURF Swimsuit bottoms MALOU 500 - TURQUOISE
OLAIAN GIRL'S SURF Swimsuit bottoms MALOU 500 - TURQUOISE
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OLAIAN GIRL'S SURF Swimsuit bottoms MALOU 500 - TURQUOISE
Rate: 4.5 stars, 398 votes
2 colors
£3.99£7.99
OLAIAN GIRL'S SWIMSUIT TOP SURF TRIANGLE BETTY 500 TURQUOISE PINK
OLAIAN BETTY 500 SURF GIRL'S SWIMSUIT TOP AND TRIANGLE TURQUOISE
OLAIAN GIRL'S SURF SWIMSUIT TRIANGLE TOP BETTY 500 BLUE
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OLAIAN GIRL'S SWIMSUIT TOP SURF TRIANGLE BETTY 500 TURQUOISE PINK
Rate: 4.6 stars, 405 votes
3 colors
£4.99£9.99
OLAIAN REFURBISHED GIRLS BANDEAU SWIMSUIT TOP 100 LAGOON BLUE-C GRADE
OLAIAN REFURBISHED GIRLS BANDEAU SWIMSUIT TOP 100 LAGOON BLUE-C GRADE
Sold and shipped by Decathlon UK - Second Life
£3.49£4.99
OLAIAN Two-piece swimsuit TAMI 100 - BLACK
OLAIAN Two-piece swimsuit TAMI 100 - BLACK
Rate: 4.5 stars, 250 votes
£5.99£9.99
OLAIAN Refurbished Girls Swimsuit Bottom June Coral - A Grade
OLAIAN Refurbished Girls Swimsuit Bottom June Coral - A Grade
Sold and shipped by Decathlon UK - Second Life
£11.69£12.99
OLAIAN GIRLS’ two-piece SURFING swimsuit BIKINI TOP BALI 100 PINK
OLAIAN GIRLS’ two-piece SURFING swimsuit BIKINI TOP BALI 100 - BLUE
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OLAIAN GIRLS’ two-piece SURFING swimsuit BIKINI TOP BALI 100 PINK
Rate: 4.6 stars, 738 votes
2 colors
£5.99
Was £6.99
OLAIAN Girls' Two-Piece Crop Top Swimsuit - Purple
OLAIAN Girls' Two-Piece Crop Top Swimsuit - Bali Pink
OLAIAN Bali Girls' Two-Piece Crop Top Swimsuit - Blue
OLAIAN Bali Girls' Two-Piece Crop Top Swimsuit - Granatina
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OLAIAN Girls' Two-Piece Crop Top Swimsuit - Purple
Rate: 4.4 stars, 1626 votes
4 colors
£1.49
Out of stock
OLAIAN Taloo Girls' Two-Piece Triangle Bikini Swimsuit - Lagoon Pink
OLAIAN Taloo Girls' Two-Piece Triangle Bikini Swimsuit - Lagoon Pink
Rate: 4.3 stars, 703 votes
£2.99
Out of stock
OLAIAN Lali Girls' Two-Piece Bandeau Swimsuit - Lima White
OLAIAN Lali Girls' Two-Piece Bandeau Swimsuit - Lima White
Rate: 4.2 stars, 464 votes
£3.99
Out of stock
OLAIAN Girl's textured swimsuit bottoms - 500 Bao chequered black
OLAIAN Girl's textured swimsuit bottoms - 500 Bao orchid purple
Gallery item 1 out of 2
OLAIAN Girl's textured swimsuit bottoms - 500 Bao chequered black
2 colors
£10.99
Out of stock
4.5/5 based on 8829 reviews collected online and in stores

Bikinis for Girls

Does your little girl want to swim in the sea all day or relax on the beach looking cool? Or maybe she wants to match her crop top to her favourite shorts or skirt and chill out in the garden? Whatever she wants to do, we’ve got the bikini for her. The bikini is a great addition to any kids’ swimwear and beachwear. They’re comfortable, easy to pack, and fun. They’re the best swimwear to make the most of the summer. If they’re spending a day by the pool, take a look at our kids’ flip-flops.