Little Mermaid Halloween Costumes For Boys And Girls
- Olivia Gilbert
- Sep 16
- 3 min read
The Little Mermaid is a beloved Disney classic that has stolen the hearts of many mermaid-loving humans, both kids and adults.
With Halloween just around the corner, now is the time to buy your Little Mermaid Halloween costume!
Here are some adorable Little Mermaid costumes for kids that can be found on Amazon.
*This article includes affiliate links. If you shop from these I will get a small commission at no extra cost to you. This helps keep my website afloat!
This unisex costume will transform any child into the adorable, timid, silly fish Flounder from The Little Mermaid.
This costume works well as part of a partner costume, where the other person could dress as his best friend Ariel.
Cost: $49.99
If your kid wants to dress as the assistant to King Triton, Sebastian the nervous crab, here is a great costume for them.
Complete with claws and a shell, this costume will allow an 18 month old infant to a 4 year old child to become the silly crustacean we know and love.
Cost: $79.99
Doesn't this kid look proud to be dressed as the heroic and cool Prince Eric?
This costume comes with everything needed to transform into the human who Ariel falls for, with a shirt, pants, a sash, and boot covers. This Little Mermaid Eric costume comes in size 18 months to 4T.
Cost: $49.99
To dress up as Ariel’s feathered friend, Scuttle the seagull, this fun costume is perfect!
With flappy wings, orange legs, and webbed feet, your child can transform into the goofy bird who’s always ready with some questionable gadget advice. Ideal for Halloween, school plays, or dress-up, this outfit will bring the lovable Little Mermaid character to life.
Cost: $69.99
Many little girls (boys too!) dream of being a beautiful mermaid. With this magical dress, this dream can become a reality.
Ariel is the star of the Little mermaid, and whoever wears this Ariel costume will be the star (seastar) of Halloween.
Cost: $59.99
This costume is inspired by Ariel's tail and top in the live action adaptation of The Little Mermaid, released in 2023.
Ariel's tail in this movie emulates the original but with some extra iridescence and a longer, more flowwy fin.
The tail design from the movie translates well onto this gorgeous mermaid tail dress for Halloween.
Cost: $28.95
If your child is going for a look based on Ariel from the original Little Mermaid, this Ariel costume set is the way to go!
This set features accessories, a princess tiara, a dress inspired by Ariel's human form, and the iconic red haired wig.
Cost: $29.99
Here is a costume fit for a king! The young lads out there can feel magical and powerful in this King Triton costume from The Little Mermaid.
This one piece costume comes in size xs-xl. It comes with a beard and wig combo, the mermaid tail and gold shirt suit, arm cuffs, and a mighty merman king crown.
Cost: $89.99
Here is another Prince Eric costume, but this time it's a classier outfit, suitable for a royal ball.
This machine-washable costume includes a top, pants, crown, and boot coverings.
Cost: $29.99
What a cute little guppy! Your baby can participate in the mermaid Halloween shenanigans with this Flounder costume.
It comes with a tunic, pants, and headpiece — the complete set for your little one’s fin-tastic Flounder makeover.
Cost: $40.99
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The kids are all set for spooky season with a Little Mermaid–inspired Halloween costume! Wishing them waves of fun as they trick-or-treat as their favorite undersea character.
About the author
Shello! My name is Mermaid Liv, a professional mermaid and content creator. I share my love of mermaiding through this blog, along with my Youtube channel.
If you've never heard of it before, mermaiding is a hobby, profession, and sport that involves wearing mermaid tails made for swimming.
I began making tails in 2013 and have continued my mermaid journey, starting my Youtube channel, working at a mermaid festival, performing at gigs, and being featured in the Netflix Docu Series MerPeople.
Follow me on Instagram for mermaid photos and videos: @the_real_mermaid_liv and be *shore* to check out my Youtube channel.
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