Mermaid Dresses
Mermaid dresses are made for entrances—and every camera flash after. Keep it photo-ready and elegant with cocktail midi or long silhouettes that hug, shape, and flare in all the right places. Try a corset bodice, off-the-shoulder neckline, cap sleeve, long sleeve, or cowl neck in slinky jersey knit, mesh, or velvet. Rhinestones, sequins, and beading bring the shine, while burgundy, plum, navy, hunter green, and black set the mood. Perfect for sorority formals, a guest of wedding look, black tie events, or a gala where showing up polished is the dress code. Add heels, a sleek clutch, and let the silhouette handle the rest.
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Mermaid Dresses with a Signature Flared Silhouette
Mermaid Dresses are made for entrances, pairing a curve-hugging fit with a dramatic flare at or around the knee. The silhouette brings instant shape to special-occasion dressing, whether your style leans romantic, glamorous, or a little more playful. From fall celebrations to formal holiday events and New Year’s Eve, these dresses put the focus on a defined silhouette with movement at the hem.
Mermaid Gowns with Drama in the Details
The fitted-to-flared shape is only the beginning. Corset bodices can add structure, while draping, ruching, wrap fronts, bows, and high slits give mermaid gowns different personalities. Open backs and hardware accents like pearls or rhinestones can bring even more impact to floor-length styles.
Necklines also change the effect of dresses with mermaid silhouettes. Off-shoulder and sweetheart designs lean romantic, while halter, plunge, cowl-neck, spaghetti-strap, and strapless styles can take the silhouette in a sleeker or more alluring direction. For an even more dramatic formal shape, explore ball gowns.
Mermaid Dresses for Formal Celebrations
Mermaid silhouettes naturally suit occasions where dressing up is part of the experience. For weddings, long bridesmaid dresses with fitted shapes can create an elegant bridal-party look, while floor-length mermaid styles bring drama to formal celebrations, holiday events, and New Year’s Eve.
For an elevated take on statement dressing, explore Windsor's Luxe Dress Collection with elevated details that are a statement. Or discover more women's dresses when you want to compare mermaid silhouettes with other fits.
Mermaid Dresses Made for Photo-Worthy Moments
The signature fitted shape and dramatic flared hem of a mermaid dress can look especially striking in photos, making the silhouette a standout for engagement shoots, wedding portraits, anniversaries, birthdays, and other milestone moments. Draping, bows, open backs, slits, and sparkling details can add even more interest from different angles—so find your light, strike a pose, and make the moment yours.
Love how you styled your Windsor mermaid dress? Share your look and tag @windsorstore on your favorite social platform for a chance to be featured on our website.
What Is a Mermaid Dress?
A mermaid dress is fitted through the bodice and hips before flaring at or around the knee, creating the shape associated with a mermaid tail. The close fit through the upper portion of the dress distinguishes the silhouette from styles that begin to flare higher on the body.
Windsor’s mermaid dresses range from sleek and curve-hugging to more dramatic designs with corset bodices, ruching, open backs, slits, draping, and statement details.
Are Mermaid Dresses Formal?
Mermaid dresses are often associated with formal occasions because the fitted silhouette and dramatic floor-length flare create an elevated look. Mermaid gowns can work especially well for formal weddings, galas, holiday celebrations, and other events where a statement dress fits the dress code.
The silhouette can also work for semi-formal occasions depending on the length, fabrication, and details. When choosing your dress, consider the invitation and venue along with how dramatic you want the overall look to feel.
Find Windsor’s Mermaid Dresses for fall and winter celebrations, with fitted silhouettes, dramatic flared hems, and statement details designed for memorable occasions.
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All Eyes On Me Floral Eyelet Maxi Dress
Draw all eyes on you in this bold maxi dress! The dress features a vibrant floral print, an eyelet pattern, a sleeveless V-neckline, spaghetti straps, dual waist cutouts, and a maxi-length silhouette with a flared hem. The dress is composed of a lightweight woven fabric that offers a form hugging fit with minimal stretch. Includes a mini skirt-length knit lining. Complete look with sandals and hoops.
Fit & Features
- Floral print
- Sleeveless V-neckline, spaghetti straps
- Dual waist cutouts
- Eyelets
- Maxi length silhouette
- Lightweight woven fabric, mini skirt knit lining
- Form hugging fit, minimal stretch, runs true to size
Style Number/Barcode: 05102-4123
Category Name: Mermaid Dresses
Price: $9.97 $40.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Elandra Formal Off The Shoulder Heat Stone Dress
Special Occasion
Light up the evening with a glitzy formal dress that brings the sparkle to your evening! The dress features an off-the-shoulder neckline, a sweetheart bust, a sheer bodice with sparkling heat stone accents, and a mermaid silhouette with a high side slit. The dress is composed of a crepe fabric that offers a form hugging fit with a moderate stretch. Complete look with rhinestone heels and a clutch.
Fit & Features
- Off the shoulder neckline
- Sweetheart bust, padded cups, underwire, flexible boning
- Sheer bodice, heat stones
- Mermaid silhouette
- High side slit
- Crepe fabric
- Form hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1441
Category Name: Mermaid Dresses
Price: $19.97 $74.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Diana Strapless Velvet Formal Dress
Special Occasion
You'll radiate elegance in the stunning Diana velvet formal dress. She features a strapless sweetheart neckline with a faux wrap-front bodice, a high waist seam, and a fitted floor-length mermaid silhouette with a thigh-high front slit. Style this dress with sparkly rhinestone earrings and a sleek clutch.
Fit & Features
- Strapless sweetheart neckline
- Faux wrap-front bodice
- High waist seam
- Fitted floor-length mermaid silhouette
- High front slit
- Velvet fabric
- Runs true to size
Style Number/Barcode: 05002-1449
Category Name: Mermaid Dresses
Price: $19.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Kiara Satin High-Slit Mermaid Dress
Special Occasion
Sleek and chic, the Kiara satin dress will definitely make a stunning statement. She features a sleeveless V-neckline, ruched detailing at the bust, adjustable spaghetti straps, and a floor-length mermaid silhouette with a sultry thigh-high front slit. Style this dress with rhinestone earrings and heels.
Fit & Features
- Sleeveless V-neckline
- Ruching at the bust
- Adjustable spaghetti straps
- Open back, zipper closure
- Floor-length mermaid silhouette, high front slit
- Satin fabric
- Runs true to size
Style Number/Barcode: 05002-1443
Category Name: Mermaid Dresses
Price: $19.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Claudette Formal Lace-Up Mermaid Dress
Special Occasion
Lace-up in a dress that brings glamour to your formal event. The dress features a sleeveless cowl neckline, padded cups, spaghetti straps that lead to a cross-back, lace-up back, and a mermaid silhouette. The dress is composed of a lined crepe fabric that offers a form hugging fit with a moderate stretch. Complete look with rhinestone heels and a rhinestone bracelet.
Fit & Features
- Sleeveless cowl neckline, padded cups
- Spaghetti straps, cross back
- Lace-up back
- Mermaid silhouette
- Lined crepe fabric
- Form hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1472
Category Name: Mermaid Dresses
Price: $19.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Ava Ruched Velvet Mermaid Dress
Special Occasion
Have a major chic moment in the stylish and stunning Ava velvet formal dress! She features a sleeveless deep V-neckline, spaghetti straps, a high waist seam, ruched detailing, and a floor-length mermaid silhouette with a thigh-high front slit. Complete the look with rhinestone statement earrings and heels.
Fit & Features
- Sleeveless deep V-neckline, padding cups
- Spaghetti straps
- Back zipper closure
- High waist seam, ruching
- Floor-length mermaid silhouette, front slit
- Velvet fabric
- Runs true to size
Style Number/Barcode: 05002-1469
Category Name: Mermaid Dresses
Price: $14.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Caroline Lace Mermaid Dress
Special Occasion
Showcase a gorgeous elegant vibe in the stunning Caroline lace mermaid dress. She features a flattering sweetheart neckline, sheer lace shoulder straps that lead to an open back design, a high waist seam, and a floor-length form-hugging mermaid silhouette. Style this dress with rhinestone earrings and a chic tennis bracelet.
Fit & Features
- Sweetheart neckline, no slip strip
- Sheer lace shoulder straps
- Open back design
- Partially smocked back, zipper closure
- High waist seam, floor-length mermaid silhouette
- Lined lace fabric
- Runs true to size
Style Number/Barcode: 05002-1481
Category Name: Mermaid Dresses
Price: $9.97 $84.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Nayeli Formal High Slit Mermaid Dress
Special Occasion
Make a breathtaking entrance in a formal dress that enchants from the moment you enter the room! Nayeli features a sleeveless scoop neckline, spaghetti straps, a backless design with sleek bar straps, ruching, and a high-side slit. The dress is composed of a crepe fabric that offers a form hugging fit with a moderate stretch. Complete look with rhinestone heels and a tennis bracelet.
Fit & Features
- Sleeveless scoop neckline
- Spaghetti straps
- Backless design, bar straps
- Ruching
- Mermaid silhouette, high side slit
- Lined crepe fabric
- Form hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1488
Category Name: Mermaid Dresses
Price: $29.97 $56.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Zendaya Lace-Up Back Mermaid Formal Dress
Special Occasion
The Zendaya formal dress will have heads turning all night long. Look and feel like a dream in her stunning mermaid silhouette, lace-up back, and a sexy slit along the floor-length hem. She's composed of a shiny-smooth knit fabric that effortlessly drapes your body and offers a moderate stretch. Complete your elegant look with a rhinestone necklace and clutch.
Fit & Features
- Sleeveless, spaghetti straps
- Scoop neckline
- Lace-up back design
- Mermaid silhouette
- High-cut slit, floor-length hem
- Shiny-smooth knit fabric, moderate stretch
- Fits true to size
Style Number/Barcode: 05002-1487
Category Name: Mermaid Dresses
Price: $19.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Camille Glitter Knit Mermaid Dress
Special Occasion
Gorgeous and glam, the Camille glitter knit formal dress will make a stylish statement. She features a sleeveless sweetheart neckline, a padded bust with ruched detailing, spaghetti straps, and a floor-length mermaid silhouette. The dress is composed of a textured glitter knit fabric that offers moderate stretch and a figure-flattering silhouette. Complete the look with sparkly earrings and block heels.
Fit & Features
- Sleeveless sweetheart neckline
- Padded bust, ruched detailing
- Spaghetti straps
- Floor-length fitted mermaid silhouette
- Glitter knit fabric, moderate stretch
- Runs true to size
The saturation of glitter varies. Glitter may transfer.
Style Number/Barcode: 05002-1507
Category Name: Mermaid Dresses
Price: $29.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Henley Formal One Shoulder Glitter Dress
Special Occasion
Make a glitzy impression in a formal dress that illuminates your evening! Henley features a one-shoulder neckline with a bow accent strap for added detail and a mermaid curve-defining silhouette. The dress is composed of a glitter knit fabric that offers a moderate stretch. Complete look with a rhinestone anklet and earrings.
Fit & Features
- One-shoulder neckline, adhesive bra recommended
- Shoulder strap with bow accent
- Mermaid silhouette
- Glitter knit fabric
- Form hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1510
Category Name: Mermaid Dresses
Price: $14.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Phoebe Formal Velvet Flocked Mermaid Dress
Special Occasion
Radiate timeless elegance with a formal dress that captivates. Phoebe features a sleeveless square neckline, spaghetti straps, velvet floral flocked pattern, and a sweeping mermaid silhouette with train. The dress is composed of a crepe fabric that offers a form hugging fit with a moderate stretch. Complete look with stiletto heels and a sleek clutch.
Fit & Features
- Sleeveless square neckline
- Spaghetti straps
- Velvet floral flocked pattern
- Mermaid silhouette with train
- Crepe fabric
- Form hugging fit, moderate stretch,
- Runs true to size
Style Number/Barcode: 05002-1509
Category Name: Mermaid Dresses
Price: $14.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Brynlee Formal High Slit Mermaid Dress
Special Occasion
Make an entrance for the ages in a formal dress that wows! Brynlee features a sweetheart neckline, removable long sleeves with snap buttons to secure on, padded cups, a sleek bar strap, lace-up ties at the lower back, and a mermaid silhouette accented with a high side slit. Complete look with rhinestone heels and an anklet.
Fit & Features
- Sweetheart neckline, padded cups
- Removable long sleeves
- Bar strap, lace-up back
- High side slit
- Mermaid
- Lined crepe fabric
- Form hugging fit, moderate stretch, runs true to size
Style Number/Barcode: 05002-1526
Category Name: Mermaid Dresses
Price: $13.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Quinn Sequin Scroll Puff Sleeve Dress
Special Occasion
Chic and effortlessly elegant, elevate your look with the stunning Quinn sequin dress! She features a square neckline, dramatic short puff sleeves, a partially open back with a zipper closure, and a floor-length fitted mermaid silhouette. The dress has a gorgeous sequin scroll design that will have all eyes on you. Complete the look with basic heels.
Fit & Features
- Square neckline
- Short puff sleeves, elastic cinched hems
- Bra-friendly
- Partially open back, zipper and hook and eye closure
- Floor-length fitted mermaid silhouette
- Sheer mesh fabric, knit lining, moderate stretch
- Sequin scroll design
- Runs true to size
Style Number/Barcode: 05002-1518
Category Name: Mermaid Dresses
Price: $37.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Rosie High-Slit Satin Mermaid Dress
Special Occasion
Sleek and chic, the Rosie satin mermaid dress will have you looking absolutely stunning! She features a sleeveless V-neckline with pleated detailing at the bust, adjustable spaghetti straps, a deep V-back design, and a fitted floor-length mermaid silhouette with a sultry thigh-high front slit. Style this formal dress with rhinestone statement earrings and heels.
Fit & Features
- Sleeveless V-neckline
- Pleated detailing at the bust
- Adjustable spaghetti straps
- Deep V-back design, back zipper and hook and eye closure
- Fitted floor-length mermaid silhouette, front slit
- Satin fabric, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1508
Category Name: Mermaid Dresses
Price: $19.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Kiera Formal Sequin Lace Up Dress
Special Occasion
Lace-up in a formal dress that brings the glitz to your special event! Kiera features an off-the-shoulder neckline with a sweetheart bust, built-in no slip strip, padded cups, adjustable spaghetti straps, cold shoulder straps, a lace-up back, a sequin scroll pattern, and a mermaid silhouette. The dress is composed of a lined mesh fabric that offers a form hugging fit with minimal stretch. Complete look with rhinestone heels and a clutch.
Fit & Features
- Off the shoulder neckline, sweetheart bust
- Padded cups, built-in no-slip strip
- Adjustable spaghetti straps
- Lace-up back
- Sequin scroll pattern
- Mermaid silhouette
- Form hugging fit, minimal stretch, runs true to size
Style Number/Barcode: 05002-1543
Category Name: Mermaid Dresses
Price: $8.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Lydia Sequin Scroll Mermaid Dress
Special Occasion
Stunning and chic, the Lydia sequin scroll mermaid dress will turn heads at your next formal soiree! She features a sleeveless deep V-neckline, a padded bust, spaghetti straps, and a floor-length fitted mermaid silhouette. The sheer mesh fabric includes a full lining and a gorgeous sequin scroll embroidered design. Style this dress with a rhinestone collar necklace.
Fit & Features
- Sleeveless wired deep V-neckline, padded bust
- Adjustable spaghetti straps
- Back zipper and hook and eye closure
- High waist, fitted mermaid silhouette
- Sheer mesh fabric, full knit lining, moderate stretch
- Sequin scroll embroidered design
- Runs true to size
Style Number/Barcode: 05002-1544
Category Name: Mermaid Dresses
Price: $14.97 $89.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Sarah Sequin Mesh Mini Dress
Special Occasion
Showcase a stylish sparkle in the gorgeous Sarah sequin mesh mini dress! She features a sleeveless cowl neckline, spaghetti straps, front ruched detailing, and a short, curve-hugging silhouette with a small front slit. The mesh fabric has all-over sequin embroidery for a stunning sheen. Complete the look with rhinestone earrings and clear heels.
Fit & Features
- Sleeveless cowl neckline, spaghetti straps
- Front ruching
- Mini-length, form-hugging fit
- Small front slit
- Sequin mesh fabric
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05001-0707
Category Name: Mermaid Dresses
Price: $14.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Moira Off-The-Shoulder Velvet Mermaid Dress
Special Occasion
Bring the radiance with a formal dress that creates a twirl-worthy moment. Moira features an off-the-shoulder neckline, off-the-shoulder straps, a sweetheart bust, front vertical seams, and a mermaid silhouette. The dress is composed of a lined velvet fabric that offers a form-hugging fit with a moderate stretch. Complete look with a rhinestone collar necklace.
Fit & Features
- Off-the-shoulder neckline, sweetheart bust, front vertical seams
- Back zipper and hook and eye closure
- Off-the-shoulder straps
- Mermaid silhouette
- Lined velvet fabric
- Form-hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1560
Category Name: Mermaid Dresses
Price: $14.97 $79.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Belle Formal Illusion Lace And Satin Mermaid Dress
Special Occasion
Make your grand entrance in a formal dress that brings the drama! Belle features a sleeveless sweetheart neckline with padded cups, an illusion lace bodice with heat stones, contrast piping seams, a high side slit with ruffled trim, and a mermaid silhouette. The dress is composed of a satin fabric that offers a form hugging fit with minimal stretch. Complete look with rhinestone heels.
Fit & Features
- Sleeveless sweetheart neckline, padded cups
- Illusion lace bodice, heat stones
- Contrast piping seams
- High side slit with ruffled trim
- Mermaid silhouette
- Satin fabric, includes mini skirt length knit lining
- Form hugging fit, minimal stretch, runs true to size
Style Number/Barcode: 05002-1562
Category Name: Mermaid Dresses
Price: $19.97 $89.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Lessie Formal Off The Shoulder Mermaid Dress
Special Occasion
Radiate elegance with a formal dress that dazzles from the moment you enter the room! Lessie features an asymmetrical off-the-shoulder neckline, a spaghetti strap, a high side slit, and a mermaid silhouette. The dress is composed of a lined crepe fabric that offers a form hugging fit with a moderate stretch. Complete look with rhinestone heels and an anklet.
Fit & Features
- Off the shoulder neckline, spaghetti strap
- High side slit
- Mermaid silhouette
- Lined crepe fabric
- Form hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1575
Category Name: Mermaid Dresses
Price: $14.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Aurie Formal High Slit Satin Mermaid Dress
Special Occasion
Enchant with a formal satin dress that radiates timeless elegance! Aurie features a plunging sleeveless wired V-neckline, vertical seams at the bust, a high side slit, and a curve-hugging mermaid silhouette. The dress is composed of a lined satin fabric that offers a form hugging fit with a moderate stretch. Complete look with satin gloves and a bold red lip to complete your look!
Fit & Features
- Sleeveless wired V-neckline
- Vertical seams at the bust
- High side slit
- Mermaid silhouette
- Lined satin fabric
- Form hugging fit, slight stretch
- Runs true to size
Style Number/Barcode: 05002-1581
Category Name: Mermaid Dresses
Price: $19.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Anais Formal Ruched Satin Mermaid Dress
Special Occasion
Make your grand entrance with a formal dress that enchants! Anais features a wired V-neckline, ruching at the bust, padded cups, adjustable spaghetti straps, and a mermaid silhouette with a high side slit. The dress is composed of a lined satin fabric that offers a form hugging fit with a moderate stretch. Complete look with rhinestone heels and a tennis bracelet.
Fit & Features
- Wired V-neckline
- Ruching at the bust, padded cups
- Adjustable spaghetti straps
- Mermaid silhouette
- High side slit
- Satin fabric
- Form hugging fit, moderate stretch, runs true to size
Style Number/Barcode: 05002-1582
Category Name: Mermaid Dresses
Price: $9.97 $89.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Cleo Formal One-Shoulder Velvet Dress
Special Occasion
Make a mesmerizing impression with a formal velvet dress that stuns! Cleo features an asymmetrical one-shoulder neckline with a cold shoulder strap, a wrap mermaid silhouette, and a high side slit. The dress is composed of a velvet fabric that offers a form-hugging fit with a moderate stretch. Complete look with rhinestone heels and a tennis bracelet.
Fit & Features
- Asymmetrical one-shoulder neckline
- Wrap mermaid silhouette
- High side slit
- Velvet fabric
- Form-hugging fit
- Moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1579
Category Name: Mermaid Dresses
Price: $14.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free