Top 10 The Little Mermaid Costume UK – Girls’ Dresses

As an Amazon Associate I earn from qualifying purchases.

1. Tangsenyu


Tangsenyu Little Mermaid Costume for Kids Girls Ariel Outfit Dress Up with Wig

Tangsenyu #ad - The flash fishscale printed skirt has a wide fishtail hem at the bottom, which is beautiful and comfortable. Polyester. The bodice has a star-shaped ariel character cameo at the neckline as well as sequin edging, puffy satin sleeves and mesh peplum to finish the look.

Every girl should have it! perfect for halloween costumes, summer holiday, pretend, mermaid theme, photo shooting, birthday, casual playdress, carnival cosplay, party dress up, world book day. The mermaid dress is beautiful and elegant with exquisite lace flash fish scale collar and soft and comfortable sling. Beautiful inspired princess mermaid fancy dress ariel costume for toddler and kid girls. Elastic waist design and mesh pleated cover look like a mermaid's fin. Inspired by the dress from the little mermaid, this dreamy gown has all the magical details you’d expect.
BrandTangsenyu #ad
Part NumberUK40-A140



Disney Princess Official Deluxe Ariel Costume Kids Mermaid Tail Dress, Little Mermaid Princess Dress Up For Girls Size S

DISGUISE #ad - Includes dress. The bodice has an ariel character cameo at the neckline as well as sequin edging, puffy satin sleeves and seafoam green tulle and a purple ribbon on the hemline finish the look.

Step into princess fantasy with disney Princess Ariel Costume; perfect for Halloween, World Book Day, fancy dress parties, or roleplay. Available in size small 5-6; please refer to the size chart for further details. There will be no troubles, life is the bubbles with this Official Disney Ariel dress from the Little Mermaid. Our child-safe design meets all relevant UK and EU standards and is CE approved. Inspired by the dress from the little mermaid, this dreamy gown has all the magical details you’d expect.
ManufacturerDisguise #ad
Part NumberDISK140709L

3. AdoraDouble


AdoraDouble Little Girl Mermaid Costume Princess Dresses Ariel Costumes for Grils Christmas Birthday Party Halloween World Book Day Cosplay Dressing Up Purple 3-4 Years 110

AdoraDouble #ad - Sequin neck/flouncing waist /Stretchable back/Two-layered Hem/Pullover Style;. Design: mermaid tale, terylene, lining:polyester. Hand washable! made of superior quality organza and cotton Blends, soft and comfortable for a better protection to baby girl’s supple skin.

The long sleeves ruched breast costume features with sparkling sequins all over the skirt;. Beautiful one-pieced /two pieces Mermaid costume with a removable brooch as extra decoration, included Accessories. It's a perfect dress for fancy dress party, holiday,, dance, photography, dress up, work book day dress up, birthday party, photo shoot etc. Made of stretchy and shimmery material.
BrandAdoraDouble #ad
ManufacturerAdoraDouble #ad
Part NumberUK13-A01810-Purple-110(P0104+P062)

4. Lito Angels


Purple Blue, Lito Angels Princess Ariel Little Mermaid Fancy Dress Up Costume with Hair Wig for Kids Girls Age 4-5 Years

Lito Angels #ad - Come with a detachable gemstone brooch pin. Made of soft, comfortable and breathable materials. Soft and comfypullover with elastic waist for easy wear and take off. No Zip. The glossy fish fin hem is comprised of a pearlescent organza layer and a silky satin layer.

Embellished with metallic aqua peplum and sequin trim on waist. Elegant sheer tulle long sleeve with fluttering ruffles on shoulder. Please measure the actual body size and refer to the size chart to choose a proper size for best fit. Sparkly mermaid tail dressfishtail skirt with lining and sea blue sequins as fish scales all over the skirt. Age is only an approximation of size. Children size for little kids girlssizes range from 3-4, 5-6, 4-5, 7-8 to 8-9.

Great for many occasionslittle mermaid halloween costumes, pretend play dress, underwater sea ocean theme party playdress, Princess Ariel birthday party dressing up outfits, photo shooting fancy dress, summer holiday play wear, carnival cosplay playwear, or world book day dressing up clothes. Inspired princess ariel mermaid costumeshimmery purple bodices with semi sweetheart neckline and ruched bowknot on chest.
BrandLito Angels #ad
ManufacturerLito Angels #ad



Costumes for Girls S, Mermaid Dress for Girls, Little Mermaid Costume Kids, Disney Official Classic Ariel Costume, Ariel Dress Up for Girls Fish Outfit

DISGUISE #ad - Inspires imaginative play: This dress is perfect for Halloween, World Book Day and Princess Parties. Get into character: when your little one puts on this Ariel Costume, her imagination will dive into the Kingdom of Atlantica. For kids 3 years old and up: Available in sizes 3-4, 5-6, 7-8. Magical features: this enchanted Ariel Classic dress features a satin patterned bodice, flared mesh sleeves and a satin fishtail skirt. Officially licenced: Make your dreams come true with this Officially Licenced, unique fancy dress number.
ManufacturerDisguise #ad
Height1.9 cm (0.75 Inches)
Length38.1 cm (15 Inches)
Width28.57 cm (11.25 Inches)
Part Number140699L-EU

6. Lito Angels


Purple Tag Number 110, Lito Angels Little Mermaid Princess Fancy Dress Up Costume Birthday Party Outfit for Kids Girls Age 4-5 Years

Lito Angels #ad - Shiny mesh bodice overlay with sequins, elastic ruffles straps. Children size for toddler and little girls, 4-5, age 3-4, 6-7, 5-6, 8-9 and 9-10 years. Age is only an approximation of size. Please refer to our size chart for more accurate measurements.

Sleeveless mermaid dress with lined bodice and skirt. Extra decoration with pearlescent organza flouncing at waist! Made of soft, comfortable, and breathable materials. Beautiful princess ariel little mermaid inspired fancy dress up costume with shimmering mermaid tail skirt for toddler and kid girls. Keep your little one comfy from day to night! Pull on dress with full lining and concealed zipper at back for easy wear and take off.

Eye catching shimmering fish tail skirt with iridescent sequins and sheer tulle ruffles skirt hem. Little mermaid halloween costumes, princess ariel birthday party dressing up outfits, summer holiday play wear, photo shooting fancy dress, carnival cosplay playwear, underwater sea ocean theme party playdress, pretend play dress, or world book day dress up clothes.
BrandLito Angels #ad
ManufacturerLito Angels #ad

7. Odizli


Kids Girls Little Mermaid Costume Ariel Princess Fancy Dress Up Birthday Party Halloween Christmas Carnival Cosplay Dresses + Crown + Jewelry Fairy Tales Outfit Set Hot Pink 5-6 Years

Odizli #ad - Split short ruffles at waist looking like fins of the mermaid. Design: the mermaid princess dress featuring tiered flutter sleeve adds more cuteness. Perfect for princess dress up to realize your little girl's princess dream. Stretchable and shimmery fish scales printed skirt with wide fishtail hem layers.

Little girls mermaid dress up costume set princess dresses flutter sleeve outfit with crown and jewelry set. Adorable mermaid costume outfit for dressing up your little princess, crown, includes mermaid princess dress, gloves and mermaid jewelry set. Material: made of superior quality and soft fabrics, breathable and comfortable to wear, skin-friendly, no itchy, no harm to your girls' delicate skin. Square neck, pullover style, easy and convenient to put on and take off.

Both the back and skirt are stretchy to accommodate most body sizes and a comfortable fit. Come with matching crown headband and jewelry set to complete the overall look, makes your sweetie look like the real mermaid princess! Occasions: perfect for halloween, dress up costumes, photo shoot, holiday, cosplay, stage performance, theme party, and other special occasions. V shaped silvery printed panel bounded by glittering sequins on the bodice and with a removable brooch as extra decoration.
BrandOdizli #ad

8. Jolikley


Jolikley Kids Little Mermaid Costume for Girl Gift, Princess Dress for Party Bridesmaid Cosplay Pageant Fancy Dress Up Girl Birthday Party Outfits 7-8 Years

Jolikley #ad - The shoulder straps are made of purple soft yarn, the wavy net yarn on the chest is decorated with a gemstone, and the waist is decorated with a blue flower. This girls princess mermaid costume Halloween clothing suit, elastic waist, hedging style, easy to wear.

Elegant organza ruffled waist and tail. Mermaid costume for girls: made of comfortable polyester fabric and high-quality organza, not itchy. Perfect for princess dress up to realize your little girl’s princess dream. You will get: 1 mermaid dress + 1 crown + 1 necklace + 1 earrings + 1 ring + 1 bracelet +1 wig. Mermaid dress up princess dress is a great gift for girls. Perfect gift: the mermaid dress for girls set is suitable for birthday party, Christmas, princess dressing games, Halloween theme party dress up.
BrandJolikley #ad
ManufacturerJolikley #ad
Part NumberG019-Green-130(P002+P062)-UK17
ModelMermaid Dress
WarrantyNo Warranty

9. Greabuy


Children'S Mermaid Tail For Swimming Girls Swimsuit Little Mermaid Bikini Bathing Suit Party Monofin Cosplay Costume Little Mermaid Costume For Girls Girls Mermaid Tails Swimsuit For Swimming Bathing

Greabuy #ad - Snap buttons at the bottom of the tail for a child to easily walk. Material: this swimmable mermaid tail is made of polyester material. Gifts: every girl has mermaid princess dream, nieces, and this is the suitable gifts for your daughters, granddaughters who have a mermaid dream and make them mermaid dream come true!.

This material is super smooth, tight stitches, stretchy and breathable. Cute design: the waistband of realistic mermaid tails is designed with elastic waist, not easy to fall off. Great choice for beach holiday, theme party and purim. Vivid mermaid tail: the fabric swimming suit appear to be real mermaid fish scales, looks like a real mermaid princess, your little girl’s mermaid dreams come true. Good for: girls cute mermaid tail costume, cosplay, photo, pool party, swimming, suits for 3-12 years old girls. No fading, not easy to loose.
BrandGreabuy #ad
ManufacturerGreabuy #ad
Part NumberGreabuy

10. Generic


Little Mermaid Princess Dress Kids Girls Mermaid Costume Cap Sleeves Dress Costumes Princess Birthday Party Cosplay Halloween Kids Dress Age 7-8 Years Green

Generic #ad - Unique design:organza ruffles on waist and tail part, fancy mermaid costume fishtail dress. Shimmery top and sparkling sequined skirt with fishtail hemline. Material: little mermaid costume dress made of cotton polyester blend, No loose glitter, made from non-itchy and comfortable fabric.

Soft and comfortable fabric for your girl's health. Ariel princess mermaid costume set is great gift for girls to dress up in mermaid cosplay, fancy photo shooting, birthday party, cosplay, Christmas . Suitable for many occasions like birthday party, holiday, holiday dress up, mermaid theme party, halloween, children's day, carnival gala, photography, dance shows, playwear, pageant, casual daily wear. Pullover style with stretchable materials and half elastic waistband for easy wearing and perfect fit.

Split peplum overlay at waist looking like mermaid fins. Easy movement design, ankle length for easy walking to avoid tripping. Stretchy mermaid tail skirt with printed shimmery fish scales pattern and wide fishtail hem. Ankle length hemline. Organza ruffles on waist and tail part, Satin skirt with sparkly glitter details. Features: ruffled short sleeves.
BrandGeneric #ad
Part NumberUK13-G019-Green-130(P008+P009)