For Sale UK

Mermaid costume

4

Mermaid costume for sale on largest auction and classifieds sites

Home / Fancy Dress / Mermaid costume refurbished & used for sale | For Sale UK
Women mesmerising mermaid - mesmerising,

Women mesmerising mermaid - mesmerising,

£9.99
Buy It Now

» View on eBay #sponsored
Girl mermaid ariel fancy dress - mermaid,

Girl mermaid ariel fancy dress - mermaid,

£9.99
Buy It Now

» View on eBay #sponsored
Purple mermaid princess - purple,

Purple mermaid princess - purple,

£12.33
Buy It Now

» View on eBay #sponsored
Mermaid tail skirt costume - tail,

Mermaid tail skirt costume - tail,

£19.99
Buy It Now

» View on eBay #sponsored
Little mermaid costume girls - little,

Little mermaid costume girls - little,

£8.99
Buy It Now

» View on eBay #sponsored
Dream play imagine - play, mermaid

Dream play imagine - play, mermaid

£10.79
Buy It Now

» View on eBay #sponsored
Mermaid costume kids 130cm - costume,

Mermaid costume kids 130cm - costume,

£1.17
Buy It Now

» View on eBay #sponsored
Girls mermaid fancy dress - mermaid,

Girls mermaid fancy dress - mermaid,

£11.33
Buy It Now

» View on eBay #sponsored
Women mermaid costume - women, jewelry

Women mermaid costume - women, jewelry

£12.33
Buy It Now

» View on eBay #sponsored
Kids girls mermaid halloween - mermaid,

Kids girls mermaid halloween - mermaid,

£7.99
Buy It Now

» View on eBay #sponsored
Kids girls mermaid tail - girls,

Kids girls mermaid tail - girls,

£6.32
Buy It Now

» View on eBay #sponsored
Mermaid tail skirt women - mermaid,

Mermaid tail skirt women - mermaid,

£5.00
Buy It Now

» View on eBay #sponsored
Mermaid costume kids - mermaid,

Mermaid costume kids - mermaid,

£2.35
Buy It Now

» View on eBay #sponsored
Little girls mermaid costume - mermaid,

Little girls mermaid costume - mermaid,

£14.63
Buy It Now

» View on eBay #sponsored
A2z kids girls - kids,

A2z kids girls - kids,

£10.99
Buy It Now

» View on eBay #sponsored
Womens sea witch mermaid - sea,

Womens sea witch mermaid - sea,

£16.93
Buy It Now

» View on eBay #sponsored
Girls mermaid fancy dress - mermaid,

Girls mermaid fancy dress - mermaid,

£11.86
Buy It Now

» View on eBay #sponsored
Girls mermaid princess costume - princess,

Girls mermaid princess costume - princess,

£14.99
Buy It Now

» View on eBay #sponsored
Kids girls mermaid costume - kids,

Kids girls mermaid costume - kids,

£18.39
Buy It Now

» View on eBay #sponsored
Smiffys deluxe girls - deluxe, mermaid

Smiffys deluxe girls - deluxe, mermaid

£6.52
Buy It Now

» View on eBay #sponsored
Metallic hologram mermaid - metallic,

Metallic hologram mermaid - metallic,

£24.15
Buy It Now

» View on eBay #sponsored
Kids girls mermaid - girls,

Kids girls mermaid - girls,

£7.48
Buy It Now

» View on eBay #sponsored
Kids mermaid tail with monofin - mermaid,

Kids mermaid tail with monofin - mermaid,

£4.65
Buy It Now

» View on eBay #sponsored
Mermaid fancy dress - , costume

Mermaid fancy dress - , costume

£10.80
Buy It Now

» View on eBay #sponsored
Girls mermaid fancy dress - mermaid,

Girls mermaid fancy dress - mermaid,

£12.40
Buy It Now

» View on eBay #sponsored
Women mermaid costume - mermaid,

Women mermaid costume - mermaid,

£6.52
Buy It Now

» View on eBay #sponsored
Ladies mermaid fancy - mermaid,

Ladies mermaid fancy - mermaid,

£5.34
Buy It Now

» View on eBay #sponsored
Girls little mermaid ariel - girls,

Girls little mermaid ariel - girls,

£15.82
Buy It Now

» View on eBay #sponsored
Spooktacular creations girls - spooktacular,

Spooktacular creations girls - spooktacular,

£10.80
Buy It Now

» View on eBay #sponsored
Girls mermaid costume - uk,

Girls mermaid costume - uk,

£13.68
Buy It Now

» View on eBay #sponsored
Adult womens lady mermaid tail - adult,

Adult womens lady mermaid tail - adult,

£16.22
Buy It Now

» View on eBay #sponsored
Girls jumpsuit shiny - uk,

Girls jumpsuit shiny - uk,

£13.52
Buy It Now

» View on eBay #sponsored
Girls ariel little - little, mermaid

Girls ariel little - little, mermaid

£13.99
Buy It Now

» View on eBay #sponsored
Girls mermaid tail swimming - girls,

Girls mermaid tail swimming - girls,

£7.99
Buy It Now

» View on eBay #sponsored
Adult mermaid skirt - skirt, lady

Adult mermaid skirt - skirt, lady

£17.49
Buy It Now

» View on eBay #sponsored
Kids mermaid tail with - kids, monofin

Kids mermaid tail with - kids, monofin

£7.48
Buy It Now

» View on eBay #sponsored
Kids mermaid tail with - uk,

Kids mermaid tail with - uk,

£8.23
Buy It Now

» View on eBay #sponsored
Kids girls mermaid lovely - kids,

Kids girls mermaid lovely - kids,

£3.49
Buy It Now

» View on eBay #sponsored
Girl mermaid ariel fancy - girl,

Girl mermaid ariel fancy - girl,

£10.50
Buy It Now

» View on eBay #sponsored
Latest design green - latest,

Latest design green - latest,

£40.00
Buy It Now

» View on eBay #sponsored
Kids mermaid tail with - uk,

Kids mermaid tail with - uk,

£4.90
Buy It Now

» View on eBay #sponsored
Kids mermaid tail - mermaid,

Kids mermaid tail - mermaid,

£7.48
Buy It Now

» View on eBay #sponsored
Shell bra top - bra,

Shell bra top - bra,

£13.89
Buy It Now

» View on eBay #sponsored
Mermaid fancy dress - fancy, costume

Mermaid fancy dress - fancy, costume

£4.86
Buy It Now

» View on eBay #sponsored
Girls mermaid costume - mermaid,

Girls mermaid costume - mermaid,

£1.81
Buy It Now

» View on eBay #sponsored
Kids mermaid tail with - tail,

Kids mermaid tail with - tail,

£6.65
Buy It Now

» View on eBay #sponsored
Girls mermaid fancy - mermaid,

Girls mermaid fancy - mermaid,

£4.17
Buy It Now

» View on eBay #sponsored
Girls mermaid tail swimming - girls,

Girls mermaid tail swimming - girls,

£9.49
Buy It Now

» View on eBay #sponsored
Stock kids girls princess - uk,

Stock kids girls princess - uk,

£8.39
Buy It Now

» View on eBay #sponsored
California costumes child - california,

California costumes child - california,

£7.99
Buy It Now

» View on eBay #sponsored
Girls halloween toddler - halloween,

Girls halloween toddler - halloween,

£10.99
Buy It Now

» View on eBay #sponsored
Girls mermaid costume - girls,

Girls mermaid costume - girls,

£12.98
Buy It Now

» View on eBay #sponsored
Girls mermaid ariel princess - girls,

Girls mermaid ariel princess - girls,

£3.99
Buy It Now

» View on eBay #sponsored
2026 kids mermaid tail - tail, monofin

2026 kids mermaid tail - tail, monofin

£12.80
Buy It Now

» View on eBay #sponsored
Mermaid costume age - h&m, 2-4

Mermaid costume age - h&m, 2-4

£6.52
Buy It Now

» View on eBay #sponsored
Little girls mermaid costume - little,

Little girls mermaid costume - little,

£21.98
Buy It Now

» View on eBay #sponsored
Girls little mermaid costume - girls,

Girls little mermaid costume - girls,

£10.99
Buy It Now

» View on eBay #sponsored
Women mesmerizing mermaid - women's,

Women mesmerizing mermaid - women's,

£9.99
Buy It Now

» View on eBay #sponsored
Mermaid children dress - mermaid, children's

Mermaid children dress - mermaid, children's

£5.45
Buy It Now

» View on eBay #sponsored
Girls mermaid fancy dress - mermaid,

Girls mermaid fancy dress - mermaid,

£4.59
Buy It Now

» View on eBay #sponsored
Queen the dark sea zombie - dark,

Queen the dark sea zombie - dark,

£13.99
Buy It Now

» View on eBay #sponsored
Mermaid costume age - mermaid,

Mermaid costume age - mermaid,

£4.11
Buy It Now

» View on eBay #sponsored
Girls mermaid fancy - mermaid,

Girls mermaid fancy - mermaid,

£4.91
Buy It Now

» View on eBay #sponsored
Little mermaid inspired - inspired, fancy

Little mermaid inspired - inspired, fancy

£8.66
Buy It Now

» View on eBay #sponsored
Halloween girls mermaid - mermaid, ariel

Halloween girls mermaid - mermaid, ariel

£10.50
Buy It Now

» View on eBay #sponsored
Disney sebastian classic - disney,

Disney sebastian classic - disney,

£8.66
Buy It Now

» View on eBay #sponsored
Kids girls one piece - girls,

Kids girls one piece - girls,

£6.99
Buy It Now

» View on eBay #sponsored
Adult little mermaid skirt - adult,

Adult little mermaid skirt - adult,

£11.95
Buy It Now

» View on eBay #sponsored
Childs mermaid skeleton - childs,

Childs mermaid skeleton - childs,

£11.99
Buy It Now

» View on eBay #sponsored
Disney mermaid fancy dress - ,

Disney mermaid fancy dress - ,

£4.38
Buy It Now

» View on eBay #sponsored
Spooktacular creations mermaid - spooktacular,

Spooktacular creations mermaid - spooktacular,

£14.50
Buy It Now

» View on eBay #sponsored
Kids girls mermaid - mermaid, fancy

Kids girls mermaid - mermaid, fancy

£14.16
Buy It Now

» View on eBay #sponsored
Girls mermaid ariel fancy - ariel,

Girls mermaid ariel fancy - ariel,

£16.66
Buy It Now

» View on eBay #sponsored
Womens little mermaid costume - womens,

Womens little mermaid costume - womens,

£27.99
Buy It Now

» View on eBay #sponsored
Adult little mermaid - little,

Adult little mermaid - little,

£11.95
Buy It Now

» View on eBay #sponsored
Women mermaid cosplay - women's,

Women mermaid cosplay - women's,

£5.57
Buy It Now

» View on eBay #sponsored
Ladies disney villains ursula - villains,

Ladies disney villains ursula - villains,

£29.99
Buy It Now

» View on eBay #sponsored
Little mermaid inspired ariel - mermaid,

Little mermaid inspired ariel - mermaid,

£9.73
Buy It Now

» View on eBay #sponsored
Child lil mermaid princess - child,

Child lil mermaid princess - child,

£9.99
Buy It Now

» View on eBay #sponsored
Stock kids girls princess - uk,

Stock kids girls princess - uk,

£16.99
Buy It Now

» View on eBay #sponsored
Kids skeleton mermaid fancy - skeleton,

Kids skeleton mermaid fancy - skeleton,

£10.99
Buy It Now

» View on eBay #sponsored
Girls halloween costume - girls,

Girls halloween costume - girls,

£14.99
Buy It Now

» View on eBay #sponsored
Girls mermaid ariel princess - girls,

Girls mermaid ariel princess - girls,

£9.49
Buy It Now

» View on eBay #sponsored
Mermaid tropical party costume - mermaid,

Mermaid tropical party costume - mermaid,

£5.49
Buy It Now

» View on eBay #sponsored
Girls princess mermaid - girls, fancy

Girls princess mermaid - girls, fancy

£7.59
Buy It Now

» View on eBay #sponsored
Little mermaid dress - little, dress-up

Little mermaid dress - little, dress-up

£11.87
Buy It Now

» View on eBay #sponsored
Disney princess ariel - disney,

Disney princess ariel - disney,

£12.94
Buy It Now

» View on eBay #sponsored
Crab mermaid octopus headband - crab,

Crab mermaid octopus headband - crab,

£5.99
Buy It Now

» View on eBay #sponsored
Ladies sexy little - ladies, new

Ladies sexy little - ladies, new

£27.74
Buy It Now

» View on eBay #sponsored
Kids mermaid tail - tail, with

Kids mermaid tail - tail, with

£4.90
Buy It Now

» View on eBay #sponsored
Girls ariel mermaid costume - girls,

Girls ariel mermaid costume - girls,

£15.74
Buy It Now

» View on eBay #sponsored
Aquatic fantasy mermaid - aquatic,

Aquatic fantasy mermaid - aquatic,

£7.99
Buy It Now

» View on eBay #sponsored
Reduced girls mermaid fancy - mermaid,

Reduced girls mermaid fancy - mermaid,

£6.00
Buy It Now

» View on eBay #sponsored
Mermaid costume years - mermaid, 11-12

Mermaid costume years - mermaid, 11-12

£4.50
Buy It Now

» View on eBay #sponsored
Men mermaid sea god - mermaid,

Men mermaid sea god - mermaid,

£5.29
Buy It Now

» View on eBay #sponsored
Adult men shimmering mermaid - men,

Adult men shimmering mermaid - men,

£6.19
Buy It Now

» View on eBay #sponsored

Looking for more mermaid costume?

Search eBay live — fresh results filtered for the best value, updated every hour.

🔍 Search live deals
📊96 listings · from £1.17 · avg £10.78

Browse 96 mermaid costume listings currently in our index. Prices range from £1.17 to £40, with an average of £10.78. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about mermaid costume →

Try this: pirate costume | spirithood | 1940s land girl | 80s leotard | amazing spiderman costume | ann summers gangster | annie fancy dress | arabian costume | artful dodger costume | astronaut fancy dress

Shop by budget

< £25 £25 – £50 £50 – £100 £100 – £200 £200 – £500 > £500

Everything you need to know about mermaid costume

Whether you are looking for a brand-new or second-hand mermaid costume, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £1.17, while premium listings can reach £40 — giving you a wide budget spread to work with. The average price of £10.78 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

🔍 mermaid costume Search live on eBay