Party Mermaid Dresses

Get ready to make a splash with our collection of party mermaid dresses that are sure to turn heads and make waves! These stunning silhouettes are all about channeling your inner siren, with curves that hug in all the right places and hemlines that flow like the ocean's tide. Whether you're lighting up the dance floor or stealing the spotlight at any soirée, these dresses bring the magic of the sea to your wardrobe. Dive into a world where glamour meets fantasy, and let your style shine brighter than a disco ball. With party mermaid dresses, it's time to unleash that fearless, fabulous vibe and own every room you walk into!

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$69.90

4.875 star rating

A stunning yellow mermaid dress with a glitter finish and sultry open back for formal events.

$76.90

4.75 star rating

A navy blue mermaid formal dress featuring a chiffon tie-back and floral velvet pattern.

$109.90

4.726191 star rating

A chic navy blue mermaid dress with sequins, a square neckline, and a thigh-high slit.

$84.90

4.583334 star rating

A pink glitter knit mermaid dress with a bow-back accent and a floor-length train.

$119.90

4.735294 star rating

A glamorous lavender mermaid dress with sequin scrolls, lace-up back, and high slit.

$49.90

4.827586 star rating

A coral satin mermaid dress featuring a lace-up back, high slit, and adjustable spaghetti straps.

$89.90

4.84 star rating

A luxurious green knit mermaid dress featuring an off-the-shoulder neckline and dramatic high front slit.

$69.90

4.4 star rating

A taupe satin strapless mermaid dress with a sweetheart neckline and chic pleated detailing.

$64.90

4.590909 star rating

An elegant green satin mermaid dress with a lace-up back and flattering V-neckline.

$59.90

4.476191 star rating

A stunning red mesh mermaid dress with ruched seams, cowl neckline, and adjustable straps.

$69.90

4.3 star rating

A green sleeveless mermaid dress with glitter fabric and adjustable spaghetti straps for formal events.

Sale

$19.97 $79.90 75% off

4.833334 star rating

A light blue mesh mermaid dress with faux pearl embellishments and a flattering sweetheart cowl neckline.

$69.90

4.588235 star rating

A navy blue mermaid formal dress with a cowl neckline, crisscross back, and high front slit.

$89.90

4.25 star rating

A glamorous yellow glitter knit mermaid dress with ruching and a stylish lower back cutout.

$59.90

4.615385 star rating

A black crepe mermaid dress with a square halter neckline and elegant high front slit.

$79.90

5 star rating

A stunning white mermaid dress with faux pearl embellishments and a cold shoulder neckline.

Sale

$77 $109.90 30% off

4.461538 star rating

A royal blue mermaid dress with sequin scrolls, adjustable straps, and a high front slit.

Sale

$15.97 $69.90 77% off

4.454546 star rating

A pink glitter knit mermaid dress with a lace-up back and high front slit.

$149.90

4.666667 star rating

A sophisticated white mermaid dress featuring beaded faux pearls and a dramatic open-back design.

$69.90

4.333334 star rating

A navy blue mermaid dress with a strappy open back and sleek, stretchy knit fabric.

$69.90

4.111111 star rating

A pink off-the-shoulder mermaid dress with glitter fabric, ruched bust, and high front slit.

$79.90

4.875 star rating

A glamorous red mermaid dress featuring glitter knit fabric, an open back, and a high front slit.

$79.90

4.571429 star rating

A romantic pink mermaid dress adorned with colored rhinestones and faux pearls on mesh and knit fabric.

Sale

$15.97 $79.90 80% off

4.666667 star rating

An orange mermaid silhouette dress with glitter knit fabric, cowl neckline, and lace-up back.

$69.90

4.5 star rating

A brown mermaid formal dress featuring a halter V-neckline and open back in smooth knit fabric.

$59.90

4.333334 star rating

A stunning periwinkle mesh dress featuring an off-the-shoulder neckline and ruched mermaid silhouette.

$79.90

5 star rating

A wine satin mermaid dress with a high slit and train, perfect for formal occasions.

$89.90

3.4 star rating

A stunning black sequin glitter dress with a sheer corset bodice and mermaid silhouette.

$99.90

5 star rating

A coral sequin formal dress with a lace-up back, high slit, and floor-length mermaid silhouette.

Sale

$19.97 $79.90 75% off

5 star rating

A black velvet mermaid dress with a sweetheart neckline and glitter accents for formal occasions.

$99.90

4.6 star rating

A yellow mermaid sequin dress with a cutout back, high slit, and adjustable spaghetti straps.

$99.90

4.6 star rating

A yellow satin mermaid dress with beaded applique neckline and adjustable spaghetti straps.

$119.90

5 star rating

An orange mermaid dress with sequin embroidery, lace-up back, and a high front slit.

$169.90

4 star rating

A pink mermaid formal dress with bead sequins, lace-up back, and high front slit.

Sale

$19.97 $79.90 75% off

4 star rating

A chic black mermaid dress featuring a sheer mesh corset bodice and adjustable crisscross straps.

Sale

$19.97 $74.90 73% off

5 star rating

A black crepe mermaid dress with sheer lace panels and a sweetheart neckline for formal events.

Sale

$19.97 $74.90 73% off

4.5 star rating

A black glitter knit mermaid dress with a lace-up back and side ruched seams.

$79.90

3 star rating

A sleek lavender mermaid dress with a ruched silhouette and adjustable spaghetti straps.

$74.90

3.75 star rating

A black glitter knit mermaid dress with a cowl halter neckline and high front wrap slit.

$59.90

5 star rating

A strapless coral mermaid dress with glitter knit fabric and side ruching for formal occasions.

$64.90

4.666667 star rating

A wine velvet mermaid dress with a ruched halter neckline and partially open back.

$79.90

4.333334 star rating

A black glitter mermaid dress with a lace-up back and sweetheart halter neckline.

$69.90

4.666667 star rating

A black floral mesh mermaid dress with a cutout halter neckline and padded bra cups.

$79.90

4.666667 star rating

A lavender glitter formal dress featuring a lace-up back and elegant mermaid silhouette.

Sale

$19.97 $69.90 71% off

5 star rating

A coral glitter formal dress with a lace-up back and curve-hugging mermaid silhouette.

$79.90

3.666667 star rating

A navy blue satin formal dress with a mermaid silhouette and high front slit for elegance.

$79.90

3.333333 star rating

A strapless green mermaid dress with a glitter knit fabric and high front wrap slit.

$79.90

4.333334 star rating

A red glitter knit mermaid dress with a ruched wrap-front and high slit for formal occasions.

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Windsor Mayra Formal Satin Slit Long Dress in Sage
(176) 4.619318 star rating

Slip into the luxe vibes of Mayra! Designed to highlight your figure, this formal satin dress delivers a chic form-hugging fit and a high slit for effortless movement. Fit & FeaturesSmooth satin-knit fabric, moderate stretch, Sleeveless square neckline, spaghetti straps, Fitted bodice, side hip pleating, Form-fitting silhouette, high-cut front slit, Floor-length hem, Style runs small, Where to Wear:Homecoming, weddings, black-tie parties, galas, military balls, engagement parties, rehearsal dinners, bridal celebrations, birthday events, milestone celebrations Free Shipping on All Orders Over $75. | Windsor Mayra Formal Satin Slit Long Dress in Sage | Size: S | Satin Fabric

Windsor Sasha Formal High Slit Wrap Dress in Black
(171) 4.5847955 star rating

Create a captivating entrance in this formal wrap dress for your next soiree. All eyes are on you in this stylishly chic long formal dress with a plunging V-neckline to perfectly display a sparkling rhinestone lariat or delicate layers of dainty necklaces. Fit & FeaturesCrepe fabric, moderate stretch, Asymmetrical wrap V-neckline, Adjustable spaghetti straps, Ruched detailing, slim-fit bodice, High front slit, floor-length wrap silhouette, Runs true to size, Where to Wear:Prom, black-tie weddings, and formal parties. Free Shipping on All Orders Over $75. | Windsor Sasha Formal High Slit Wrap Dress in Black | Size: XS | Rhinestone

Marissa Formal Satin Cowl Neck Dress in Green
(169) 4.5680475 star rating

The Marissa long satin dress brings elegance and sultriness to your formal night. The floor-length gown enhances your curves with a fitted bodice and flattering A-line silhouette while the high front slit provides movement. Fit & FeaturesStretch-satin fabric, non-see-through, double-lined bust, Sleeveless pleated cowl neckline, spaghetti straps, Slim-fit bodice, empire waistline, High front slit, floor-length hem, A-line silhouette, Runs true to size, Where to Wear:Prom, weddings, black-tie soirees, special date nights, and engagement parties. Free Shipping on All Orders Over $75. | Windsor Marissa Formal Satin Cowl Neck Dress in Green | Size: S | Satin Fabric

Windsor Rowena Sequin Mermaid Dress in Navy Blue
(168) 4.7261906 star rating

Chic and glamorous, the Rowena sequin mermaid long dress will stylishly elevate your formal night-out look. With a lace-up strap design and fitted mermaid silhouette with a high slit, you'll deliver stunning style. Fit & FeaturesSheer mesh fabric, knit lining, moderate stretch, embroidered sequin scroll design, Sleeveless square neckline, padded bust, Spaghetti straps, open back, lace-up strap design, tie closure, Lower back zipper with hook and eye closure, High waist seam, Fitted floor-length mermaid silhouette, high front slit, Runs true to size, Where to Wear:Prom, black-tie parties and galas, fancy engagement parties Free Shipping on All Orders Over $75. | Windsor Rowena Sequin Mermaid Dress in Navy Blue | Size: M | Knit Fabric/Mesh Fabric/Sheer Mesh Fabric

Windsor Cheyenne Formal One-Shoulder Velvet Dress in Black-2
(124) 4.782258 star rating

Lavish yourself with a luxe formal dress that elevates your special occasion outfit! Cheyenne features a one-shoulder neckline, a wired V-neck bust, a fitted long sleeve, a high side slit on the floor-length hem, and a curve-hugging A-line silhouette. The long dress is composed of a lined velvet fabric that offers a moderate stretch. Complete the look with rhinestone heels and a sphere clutch. Fit & FeaturesOne-shoulder neckline, wired V-neck bust, Fitted long sleeve, High side slit, floor-length hem, A-line silhouette, Lined velvet fabric, Form-hugging fit, moderate stretch, Strapless or sticky bra recommended, Runs true to size, Free Shipping on All Orders Over $75. | Windsor Cheyenne Formal One-Shoulder Velvet Dress in Black-2 | Size: S | Rhinestone/Velvet Fabric

Addison Glitter Mesh Formal Dress in Black
(113) 4.628319 star rating

Make a sparkly statement at your next soiree in the trendy glam Addison glitter formal dress! Bring radiance to the room in this floor-length dress with a sleek design that fits like a glove. Fit & FeaturesSheer glitter mesh fabric, full knit stretchy lining, Sleeveless cowl neckline, spaghetti straps, High waist seam, Floor-length fitted silhouette, Runs true to size, Where to Wear:Prom, black tie weddings, galas, special date nights, rehearsal dinner Free Shipping on All Orders Over $75. | Windsor Addison Glitter Mesh Formal Dress in Black | Size: XS | Knit Fabric/Mesh Fabric/Mesh Fabric

Bethanie Formal Sequin V-Neck Mermaid Dress in Yellow
(89) 4.573034 star rating

Embellished with light-catching sequins, the Bethanie formal dress is a clear stunner with a lace-up back and a flattering mermaid silhouette with a floor-length hem. Fit & FeaturesSequin-scroll pattern, mesh fabric, stretch knit lining, Sleeveless V-neckline, padded bust, Lace-up back, zipper and hook-eye closure, Mermaid silhouette, Floor-length hem, Runs true to size, Where to Wear:Prom, black-tie events, formal weddings, and upscale parties. Free Shipping on All Orders Over $75. | Windsor Bethanie Formal Sequin V-Neck Mermaid Dress in Yellow | Size: S | Knit Fabric/Mesh Fabric/Mesh Fabric

Windsor Alisha Rhinestone Strap Formal Dress in Black
(84) 4.6309524 star rating

Sultry and stunning, the Alisha formal dress will keep all eyes on you. With thin rhinestone detailed straps that give effortless sparkle and a curve-hugging silhouette, and an alluring high slit. Fit & FeaturesLightweight, breathable stretchy fabric, Sleeveless cowl neckline, Rhinestone detailed straps, High waist seam, Floor-length hem, form-fitting silhouette, high slit, Runs true to size, Where to Wear:Prom, glamorous evenings, dinner parties, weddings Free Shipping on All Orders Over $75. | Windsor Alisha Rhinestone Strap Formal Dress in Black | Size: L | Stretchy Fabric/Rhinestone

Windsor Jamie Lace-Up Satin Formal Column Dress in Red
(70) 4.785714 star rating

Dare to stun in the Jamie satin formal dress crafted with silky satin fabric for a gorgeous sheen. The bold plunge halter neckline and open lace-up back will turn heads while the fitted column silhouette flaunts your curves. Fit & FeaturesSilky satin fabric, short knit stretchy lining, Plunge halter V-neckline, shoulder straps, padded bra cups, Lace-up open back, lower zipper with hook-eye closure, High side slit, Fitted column silhouette, Floor-length hem, Runs true to size, Where to Wear:Prom, weddings, galas, and black-tie soirees. Free Shipping on All Orders Over $75. | Windsor Jamie Lace-Up Satin Formal Column Dress in Red | Size: XS | Knit Fabric/Satin Fabric

Rose Formal Mesh Corset Column Dress in Green
(67) 4.447761 star rating

The Rose formal long column dress is the perfect combination of elegance and glamour with a sheer corset trim and high-side slit for effortless allure! Fit & FeaturesMesh fabric, partial stretchy knit lining, Sleeveless sweetheart neckline, cowl pleating, Adjustable spaghetti straps, crisscross open back, Padded bust, sheer corset bodice, flexible boning, Side ruched seams, fitted column silhouette, High-side slit, floor-length hem, Style runs small, Where to Wear:Prom, weddings, bridesmaids, rehearsal dinners, cocktail soirees, and dressed-up date nights. Free Shipping on All Orders Over $75. | Windsor Rose Formal Mesh Corset Column Dress in Green | Size: M | Knit Fabric/Mesh Fabric

Party Mermaid Dresses

Dive into the world of party mermaid dresses and get ready to turn every entrance into a main character moment. There’s something about the curve-hugging silhouette, dramatic flare, and glimmering details of a mermaid vibe dress that just says, “Tonight, I’m unforgettable.” Whether you’re getting ready for a birthday bash, a bachelorette blowout, or the kind of rooftop soirée that lives rent-free in your camera roll, these dresses are your secret weapon for making waves. Think luxe fabrics that shimmer with every move, bold slits that demand attention, and off-shoulder necklines that let you show off that killer collarbone highlight. The mona off-shoulder slit mermaid formal dress windsor is a perfect example of how to channel pure confidence—because when you look this good, there’s no such thing as blending in. The magic of a mermaid dress is all about celebrating your curves, serving drama, and giving you the kind of energy that makes you want to dance until sunrise.

Shopping for a mermaid party dress is like picking your alter-ego for the night. You want something that fits like it was made just for you—snatched at the waist, flared at the hem, and maybe even a little sparkle to catch the light while you own the dance floor. The windsor gwendolyn dress, with its iconic bow detail, is a favorite for girls who love to serve a little extra. It’s not just about looking stunning (though, let’s be honest, you will); it’s about feeling unstoppable. These dresses are a go-to for celebrations, but they also make unforgettable gifts for besties who deserve a Cinderella moment. Imagine gifting a windsor gwendolyn bow dress to your ride-or-die before her milestone birthday or slipping into a gwendolyn dress windsor for your own epic night out—these are the kind of memories that last way longer than any filter. And if you’re the type who loves to coordinate with your squad, nothing says “iconic group pic” like matching mermaid silhouettes, each with your own twist on glam.

There’s no wrong way to rock a mermaid dress—pair it with strappy heels, a bold clutch, and your fiercest confidence, and you’re set. Don’t forget to play with accessories: statement earrings, a swipe of your favorite gloss, and maybe even a tiara if you’re feeling extra (because, honestly, why not?). With so many styles to choose from, you can go full-on Hollywood with sequins and metallics or keep it sleek with a classic satin finish. And when you’re ready to explore even more looks that bring the party wherever you go, check out our full collection of Party Theme Dresses for inspiration that’ll have you RSVP’ing “yes” to every invite. No matter where the night takes you, remember: when you slip into a mermaid party dress, you’re not just dressed to impress—you’re dressed to make memories, break hearts, and leave a little sparkle behind.

Top Picks For Party Mermaid Dresses