EEP editors sometimes link to products to make your planning process fast and easy. We may earn a small commission if you make a purchase from a link.

30 Fun Mermaid Theme Party Ideas

Mermaid Theme Party

Updated on: Mar 03, 2024

Though there are so many different ideas and themes out there, a mermaid theme party can turn an ordinary, bland event into a celebration with wonderful majestic scenery for kids and adults of all ages to enjoy! Their beautiful colors and grateful aroma are captivating to everyone and are sure to show every guest that you know how to throw a fantastic party.

There are a few different options and variables that go into throwing a mermaid theme party, so we’ll go over most of them to give you options to choose from.

Mermaid Theme Party Decoration Ideas

1. Mermaid Theme Party Banner

A banner is essential for every theme party to greet the guests when they enter and leave the main entrance along with other areas of the event. A mermaid theme party banner will be the very first thing your guests see, so you'll want to make a good first impression.

2. Table Skirt

Proper table decorations are very important to complement the mermaid theme party plates and utensils that we will recommend later on. A mermaid table skirt will help you decorate all the tables you plan to eat around.

3. Pom Centerpiece

This mermaid pom centerpiece is certain to get everyone's attention with its mermaid tail rising out of a coral-like pom in an aquamarine blue color scheme.

Mermaid Poms | Ocean Poms | Mermaid Party Decor | Mermaid Centerpiece

Mermaids are swimming back into fashion this summer, and these poms will help you create an unforgettable underwater adventure. These mermaids are making a splash right in the center of your table! Each pom comes with a glitter tail in your color choice. Note: This listing is for a single pom. Size: 14" Pom Pom Color Options: Aquamarine Pom Blue Pom Tail Color Options: Red Yellow Green Blue Aquamarine Purple Light Pink Dark Pink Gold Silver Bronze Rose Gold Black White Details: Comes pre-assembled and ready for fluffing. Tail is pre-attached to a stick and is double sided. Colors vary per monitor. Sizes are approximations, as all cutting is done by hand. Rounded tips. Ships first class mail. Production Time: 1-3 business days. PARTY MATCH! Mermaid Tassels: https://www.etsy.com/listing/529311037

4. Mermaid Balloons

Balloons are a party staple since they are cool to look at for adults, and fun to play with for kids! These mermaid theme party balloons come with a mini mermaid with fish and shells to keep her company.

4. Bubble Garlands

You can add bubble garlands in combination with some of the previously mentioned decorations in order by hanging them on the ceilings and between walls to add to the aquatic theme.

Mermaid Theme Party Favor Ideas

6. Temporary Mermaid Tattoos

What's a better way to remember a special event than with a rad tattoo! These mermaid tattoos of course will be temporary and harmless on the skin. They are colorful with many designs to choose from!

7. Wristbands

Wristbands make for a great accessory to wear after the party while still being a great reminder of the fun you had at the party. These are built with stretchy silicone to fit all child wrist sizes.

8. Rubber Rings

These cute rubber rings have a small one-inch mermaid on the front with different hair and tail color options. Since it's rubber it's very difficult to break and is sure to last a long time!

9. Stickers

Kids love stickers because they can put them on just about anything to liven up something like a backpack or their favorite book.

10. Necklace

A mermaid necklace would be a great way to compliment the previously mentioned jewelry set with rubber rings or wristbands. You’ll have the whole party looking stylish and cool with this vibrant gear!

Mermaid Theme Party Food and Beverage Ideas

11. Lollipops

Almost every young kid loves sweets, so mermaid lollipops are a great treat to give them. These lollipops come in different options like seashells and mermaid tails.

12. Mermaid Sprinkles

You can add some colorful mermaid sprinkles to just about any tasty treat in order to make it a little bit sweeter if you want to put a smile on the children's faces.

13. Little Mermaid Capri Sun

To quench all of the younger kids' thirst you can give them these little mermaid Capri Sun juice pouches that can be personalized with names and different labels for you to choose from.

Little Mermaid Ariel Capri Sun - Juice Pouch - Party - Birthday - Digital- Download - Decorations - Personalized - Kool Aid Jammers

Little Mermaid inspired juice pouch _________________________________________________________________________ STEP 1: Choose your party theme and complete your purchase. ****NOTE****If you can't find a design that you like please message us for custom options. We love to create new and unique themes! PLEASE PAY ATTENTION AS YOU CHECK OUT. SOME ITEMS ARE SOLD AS DIGITAL, FILLED OR UNFILLED. PLEASE READ DESCRIPTION BELOW CAREFULLY! **DIGITAL** I will copy and paste information provided into design. You will receive your design within 2-3 business days . Once you receive your file please review for any errors. I will provide one revision for errors that are made by VIP Treats & Designs only. The design, color, or format may NOT be changed unless you requested and purchased a customized listing or color change fee. If an error is found after the revision you will be required to pay for any additional corrections. **PRINTED LABELS** Labels will be printed and pre-cut for your to assemble. NO treats will be included and no tape will be provided. Tips on assembly will be provided for you to assemble the treats yourself. *Juice Pouch labels will not have a hole punched as each juice pouch is made different. **ASSEMBLED BAGS** Labels will be printed and assembled for you but NO treats will be included. You will be responsible for filling and sealing. I will include red double-sided tape for you to peel the back off to seal after filling. **PACKAGED TREATS** This is the total package. Treats will be shipped, assembled and filled. There is nothing you have to do but display! STEP 2: Enter your information into the note section during checkout. If your design requires a photo, please purchase the "ADD A PHOTO" listing using the link below. https://www.etsy.com/listing/678646260/add-a-photo?ref=shop_home_active_1&frs=1 ---Once all information is received, a proof will be submitted to you within 2-3 business days. If digital, you will be sent a high resolution PDF. It is highly important to review you order for errors. Please make sure all information is correct in your note section PRIOR to submitting your order. We will copy and paste the information that you put in that section to ensure accuracy. YOU ARE ONLY ALLOWED ONE TEXT/INFO REVISION. If you notice any other error after you've already received a revision, you will need to pay for any extra revisions. Once, you've reviewed and everything seems correct you are all set to print. ***PRINT*** After you've received your file choose a printing option from below. Printing Options - You can choose to print at a local photo center like Staples, Kinkos or Office Depot or you may choose to print at home on your own printer. ***NOTE*** Staples has been a go to option for many customers looking to print licensed characters. You may run into issues at other print centers. **FOR BEST RESULTS CHOOSE GLOSSY BROCHURE PAPER** *** NOTE*** I ADVISE PRINTING AT SELF SERVICE PRINTERS IN YOUR PREFERRED PRINT LAB DUE TO THE NATURE OF CHARACTER DESIGNS. PLEASE KEEP IN MIND THAT COLORS VARY ON AND OFF SCREEN AND FROM PRINTER TO PRINTER. ---ALL DESIGNS WITH A BARCODE WILL FEATURE MY SHOP'S NAME UNDER THE BARCODE--- ***GOING FORWARD ALL DESIGNS WITH A BARCODE WILL FEATURE MY SHOP NAME, LOGO OR WEBSITE UNDERNEATH THE BARCODE.*** ***ASSEMBLY*** After your designs are printed, follow the assembly instructions provided with your final file to add your chips/snacks and seal the bag. ***PRINTED AND SHIP/UNFILLED BAGS WILL BE SHIPPED OUT WITHIN 7 BUSINESS DAYS FROM THE DATE OF PROOF APPROVAL. ***NOTE*** Adding snack directly inside will result in grease stains. ***PROCESSING TIME FOR PHYSICAL SHIPPED/MAILED ITEMS IS 2 WEEKS. ONCE APPROVED YOUR ITEM IS SET TO SHIP OUT. _________________________________________________________________________ ---FIRST PROOFS WILL BE DELIVERED IN 2-3 BUSINESS DAYS FOR DIGITAL ITEMS. FINAL ITEM (if revised) WILL BE DELIVERED NO LATER THAN 24 hours AFTER APPROVAL. ---ALL PRINTABLE ITEMS ARE FOR PERSONAL USE ONLY. ---I DO NOT CLAIM OWNERSHIP OF THE LICENSED CHARACTERS USED IN MY DESIGNS. THEY ARE INSPIRATIONAL ONLY. ***We will not assume responsibility for lost or stolen packages. Please, contact us ahead of time about insurance options on packages. *** *** NEW UPDATE! ONCE YOUR PROOF DESIGN HAS BEEN SENT, IF YOU DON'T RESPOND WITH AN APPROVAL STATEMENT WITHIN 48 HOURS OR PRIOR TO YOUR SHIP BY DATE" (WHICHEVER COMES FIRST), YOUR ORDER WILL AUTOMATICALLY BE SHIPPED AS IS. WE WILL PROCESS YOUR ORDER WITH THE PERSONALIZATION THAT YOU ADDED WHEN YOU PLACED YOUR ORDER. THE SHOP WILL NOT BE RESPONSIBLE FOR ANY MISSPELLINGS OR WRONG INFORMATION (AGE, DATES, ETC.) THAT YOU PROVIDE WHEN YOU ORDER YOUR ITEMS.*** *** IN THE EVENT THAT YOU FAIL TO ADD PERSONALIZATION (NAME, AGE, DATE, ETC.) TO YOUR ORDER, WE WILL INBOX YOU TO REQUEST THIS INFORMATION. WE RESERVE THE RIGHT TO CANCEL YOUR ORDER IF WE DO NOT HEAR BACK FROM YOU WITHIN 48 HOURS. WE DO NOT SHIP OR SEND DIGITAL FILES WITHOUT CUSTOMIZATION (NAME).***

14. Mermaid Cupcake Toppers

These mermaid cupcake toppers are perfect to add to any cupcakes you already had planets to make so you can give it that mermaid theme party flavor and flair!

15. Mermaid Cookies

It's always good to have a variation in snacks like these mermaid cookies, just in case someone is unable to eat the cupcakes or other food options previously mentioned.

Mermaid Theme Party Game Ideas

16. Pin the tail on the Mermaid

This pin the tail in the mermaid game takes a turn on the traditional pin the tail in the donkey game, and replaces the donkey with a beautiful mermaid! You’ll need a blindfold to play and make things more challenging and fun.

17. Mermaid Treasure Hunt

It's fun to be active with a mermaid treasure hunt game to get everyone moving around and have a great time looking for clues to find the treasure chest!

18. Mermaid Tail Toss

In this mermaid tail toss game, the objective is to toss a bean bag through the mermaid's tail along with her other sea friends. Each successful toss is a point and whoever has the highest score wins!

WATINC Mermaid Toss Sticker Game with 4 Bean Bags and Sticker Game, Pin The Tail on The Mermaid Party Game,Mermaid Toss Game Hanging Banner, Birthday Party Game Activities,Gift for Kids Birthday

【Material】The poster is made of thick and smooth paper, the stickers are easily to peel, leaving no trace. Reusable stickers would make the game last longer and everyone will have more fun! The blindfolds are made of polyester with elastic band, which are more softer and more comfortable to wear on.
【What You Get】 1*polyester mermaid toss game banner, 4*bean bags and 1*rope for hanging. 1*pin the tail on the mermaid poster, 2*blindfolds, 1*tail stickers, 1*glue sheet, 6*round double-sides tapes.
【Fun Game in Various Occasion】The sticker party game is a huge hit for any ages of kids’ birthday parties, home party, carnival, classroom party, etc. This fun sticker game will add much fun to your friends, kids, toddlers and families.
【Reusable Sticker Game】The sticker poster is easy to paste up and tear. When not use it, you can remove and reset. The poster is printed with vivid colors and various mermaid action signs. It can also be used as wall decor for kids’ room or anywhere at home and mermaid theme party.
【WARM TIPS】Recommended for age 3 years and up, the choice as a gift for your sweetheart. They are not edible! Please take good care of children when they play with.

19. Mermaid Bingo

In case your party has some people that prefer not to move too much or are unable to, mermaid bingo is the perfect solution. It’s simple, straightforward, and uses colorful mermaids and other sea creatures as placeholders.

20. Mermaid Painting

With this mermaid painting kit, you'll have an activity for all of your artistic guests to take part in as they paint and recolor a small mermaid figure how they see fit.

Yileqi Paint Your Own Mermaid Painting Kit, Mermaid Toys Paint Mermaid Crafts and Arts Set for Girls Ages 4 5 6 7 8 9 10 Years Old, Non Ceramic & Non Fragile, Kids Piggy Banks Birthday Gift

1. New Design: Non Fragile Non Ceramic Painting Kit, Made of Plastic, Safe and Eco-Friendly. More Realistic Details than Ceramic Toy and Resin Toy, Lighter, and Not Easy to Break. Fun DIY Crafts for Girls Ages 6-8-12 Years Old.
2. Paint Your Own Mermaid Figurines - Premium Mermaid Decorating Activity Kit Offers Hours of Painting & Creative Fun for children; Perfect for Home, School, Kids Parties & Beyond. Both Boys and Girls will enjoy this activity.
3. All Accessories Included – Extensive Set Includes [1] Mermaids [2] Brush,[3] Sticker Sheets, [12] Vibrant Color Paints. Our DIY Mermaid Painting Kit Comes with Everything You’ll Need to Paint & Decorate 3D Mermaid Figures.
4. Educational Toy – Kids Should be Able to Recognize Color From an Early Age. This Painting Set Allows Children to Learn Color Combinations While Recognizing Colors. Paint set Helps Develop Essential Social & Physical Skills Such as Fine Motor Function, Hand-Eye Coordination & Creative Problem Solving.
5. Art and Crafts for Kids - This Paint Kit Contains Non-Toxic Art Supplies and Conforms to ASTM Toy Standard. This Mermaids Painting Kit for Kids is Great for Ages 4+. Entertain Your Son, Daughter, Nephew, Niece or Grandchild for Hours of fun; Makes a Unique Gift for Christmas, Holiday, Birthday or Other Party.

Mermaid Theme Party Supplies

21. Table Cover

A table cover is essential to display the theme of the party where the guests sit in order to add to the mermaid theme party dynamic. Some color options to add to the mermaid theme are different shades of blue, green, and pink.

22. Candles

Candles are a great way to celebrate a party by sticking them into cupcakes. These aquatic designs are even better for the cake of someone's special birthday party! You’ll have the option to choose from individual numbers or multiple candlesticks.

amscan Mermaid Princess Mermaid Tail Birthday Candle - 1 pc, Multicolor, One Size

Package includes 1 candle
This 4 by 3 inches tall wax birthday candle is molded into the shape of a mermaid's tail and comes in purple and blue covered with irridescent glitters
These candles are perfect for birthday parties!
The candles are made from high quality wax that won't melt too quickly

23. Mermaid shell plates

You can use these mermaid shell plates to eat your delicious treats that we mentioned earlier. These plates resemble seashells from the ocean and are still large enough to hold your meals.

Mermaid Party Supplies - Shimmering Clamshell Plates and Beverage Napkins (Serves 16)

Your little mermaid and party guests will love this cute set of Shimmering Clamshell Plates and Napkins! Clamshell shaped plates are the perfect compliment to any under the sea theme and matching napkins will tie your look together seamlessly! Serve treats and desserts for up to 16 guests. Plus, paper tableware makes cleanup a breeze! Plates and napkins are not microwave safe. Complete your mermaid party with these pretty Shimmering Clamshell Plates and Napkins! Featuring iridescent silver clamshell shaped plates and napkins. Perfect for mermaid and under-the-sea birthday party tables! Set includes 16 paper dessert plates (7in) and 16 beverage napkins (4.5in x 4.75in).

See on Etsy

$22.95

24. Mermaid Party Hats

Represent your mermaid theme party proudly by wearing stylish mermaid party hats! There are many different colored tails to choose from.

SATINIOR 18 Pieces Glitter Mermaid Party Hats Mermaid Tail Party Hats Kids Birthday Crown Headband for Girls Boys Baby Shower Party Supplies Coming with Ropes

Package includes: 18 pieces glitter mermaid tail hats; Each color has 3 pieces, the hats need folded to finish it, the finish diameter is 9 cm/ 3.5 inch, height is 21 cm/ 8.2 inch, band size measures 14.9 inch, this funny mini hats just for a part of your head, not really hat for your whole head
Material: the mermaid tail hats are made of very thick glitter cardstock and plain cardstock
Different colors: 6 colors, including silver, gold, blue, purple, pink and rose red (single side)
Instructions: the piece of paper needs to be surrounded by a string into a mermaid tail hat
Wild applications: suitable for every birthday party scene in school, shop, party cosplay and at home

25. Mermaid Party Cups

These mermaid party cups are plastic and clear so they are easy to dispose of after the party ends. They come with straws and feature a mermaid silhouette that comes in a variety of colors like pink, gold, and teal.

12 mermaid party plastic disposable 10oz cups paper straws mermaid birthday shower bachelorette party drinkware cups under the sea theme

These are the prettiest plastic drink cups, crystal clear plastic with wave pattern, perfect to hold cold drinks at your mermaid bachelorette, birthday party, bridal or baby shower. 12 - Ten ounce cups, 12 paper straws, opal holographic glossy mermaid plus other colors to choose from. Cut and applied by me, these cups will make your table look stunning. The opal color looks different from all angles pinks, aqua, purple, white. Perfect because the will coordinate with all the popular mermaid colors. straws are white iridescent, food safe. These are ready to ship in 1-2 business days. Please message me with any questions.

See on Etsy

$12.95

Mermaid Theme Party Invitation Ideas

26. Open-Shell Invitation

This open-shell invitation features an openable seashell with a 3-D design and a pearlescent glow to give it a bright and vibrant finish. The invite is also sealable with a cute bow tie!

27. The Little Mermaid Invitation

Just about all kids love a good Disney story, this is why Ariel, also known as the little mermaid is a great choice as an invitation to get people to want to come to your party. This little mermaid invitation is sure to capture the attention of your younger guests.

28. Mermaid Glitter Tail

This mermaid theme party invitation comes covered in glitter for a glistening glow to show off the card's mermaid tail. The back of the card has bright pink and fluorescent blue colors.

WERNNSAI Mermaid Party Invitations - 20 Set Magical Glitter Fill in Mermaid Invitations with Envelopes for Kids Girls Birthday Baby Shower Wedding Pool Mermaid Themed Party Supplies

Perfect for kids’ birthday, baby shower or mermaid themed party. We all ever dreamed that we were a mermaid. No one will reject such a magical invitation
Detail -- we provide adhesive tape on the back of envelopes so that you can easily Seal the envelope up. The surface of our invitation has been specially processed to make it easier for you to write on.
The package include -- 20 × mermaid invitations, 20 × envelopes. The color is shown in the picture. Height 7.09 inches × Width 4.92 inches.
Material -- made of high quality card stock. Durable and eco-friendly.
Refund policy -- The best product and service for you! You can get the refund for any reasons unpleasant. And we will be glad to receive Suggestions from you too.

29. Under the sea Invitation

An under the sea invitation card has gorgeous eye-popping blue colors to resemble clear ocean blues where mermaids live and enjoy their happy lives!

30. Barbie Mermaid Invitation

This barbie mermaid invitation takes the traditional look of a barbie doll and applies it to make a new beautiful mermaid creature for younger girls who love their dolls!

"Barbie Mermaid" Purple and Aqua Party Postcard Invitations, 8 Ct.

1 pack of 8 "Barbie Mermaid" purple and aqua party postcard invitations
Each measures 4. 25" wide and 6. 25" tall
Invite guests to your little one's barnacle bash
Features a purple-haired Barbie on the front surrounded by aqua seashells, stars, and the headline "Let's Make A Splash! "

Mermaid Theme Party: Conclusion

In conclusion, there are many different ways and options to throwing a fun mermaid theme party. It’s very important that no matter what you choose to do, that the colors of your items and activities match the mermaid aquatic theme. Ocean blues and fluorescent greens are the best way to capture your guest's attention and show them you know how to throw a lively party! Also, be sure to have enough food and supplies for everyone to put a smile on their beautiful faces. If you would like more party planning help try using our resources like budget worksheets and to-do lists!

Written by Michael Stewart

Edited by Jack Lynch & Nitchell Royce Legaspi

Contributor: Jack Lynch