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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Ebony Sequin Corset Slit Mermaid Dress
Special Occasion
An evening fit for a shimmering beauty like you begins in the Ebony sequin formal dress boasting a sultry corset bodice and a high front slit that flaunts your figure!
All eyes are on you in this radiant dress. If sparkle is your signature, discover stunning sequin prom dresses or opt for effortless sophistication with our eye-catching formal dresses.
Fit & Features
- Sheer mesh fabric with full-length knit lining, moderate stretch
- Sequin embroidered scroll pattern
- Sweetheart neckline, adjustable spaghetti straps
- Corset bodice, padded bra cups, flexible boning
- Back zipper with hook-eye closure
- High front slit, floor-length mermaid silhouette
- Runs true to size
Where to Wear:
Prom, black-tie galas and weddings, and formal parties.
Style Number/Barcode: 05002-9248
Category Name: Mermaid Dresses
Price: $19.97 $119.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Khloe Strappy Back Mermaid Sequin Formal Dress
Special Occasion
Bring a prominent sparkle in the Khloe sequin formal dress! Showcasing an elegant brilliance, this dress captures attention with a strappy back and flattering mermaid silhouette.
All eyes are on you in this radiant dress. If sparkle is your signature, discover stunning sequin prom dresses or opt for effortless sophistication with our eye-catching formal dresses.
Fit & Features
- Sheer mesh fabric with full-length knit lining, moderate stretch
- Sequin embroidered floral scroll pattern
- Sleeveless scoop neckline, padded bust, adjustable spaghetti straps
- Open back with dual bar strap accents, hook and bar closures
- Lower back zipper with hook-eye closure
- Floor-length mermaid silhouette
- Runs true to size
Where to Wear:
Prom, red-carpet events, and fancy birthdays.
Style Number/Barcode: 05002-9249
Category Name: Mermaid Dresses
Price: $15.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Adrianna Strapless Mermaid Sequin Bead Formal Dress
Special Occasion
The ultra glamorous Adrianna sequin beaded formal dress is destined for party season! The dress boasts a chic pleated strapless neckline and flattering mermaid fit that gives you a dreamy silhouette.
Flawlessly chic and bold, this dress is a statement. If strapless styles are your go-to, explore our strapless prom dresses or embrace effortless fashion with our formal dresses.
Fit & Features
- Sequin beaded embellished
- Mesh fabric lined with stretchy knit
- Pleated strapless neckline, padded bra cups
- Back zipper and hook-eye closure
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, big milestone events, fancy date nights, formal dinner parties
Style Number/Barcode: 05002-9259
Category Name: Mermaid Dresses
Price: $19.97 $129.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Kensie V-Neck Mermaid Sequin Formal Dress
Special Occasion
Sparkle into the night in the Kensie sequin formal dress for a show-stopping look at school dances or banquets. The formal dress is designed to hug your curves in a stunning mermaid silhouette that effortlessly flares into a floor-length hem. Pair with rhinestone earrings.
Rich, radiant, and effortlessly glamorous—this dress was made to stand out. Keep the regal energy going with our stunning purple prom dresses or embrace glam and elegance with formal dresses.
Fit & Features
- Sequin scroll embellished pattern
- Mesh fabric lined with stretchy knit
- Adjustable spaghetti straps
- V-neckline with wired insert, padded bra cups
- Back zipper and hook-eye closure
- Mermaid silhouette, floor-length hem
- Runs true to size
Style Number/Barcode: 05002-9254
Category Name: Mermaid Dresses
Price: $14.97 $129.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Luna Strappy Back Mermaid Sequin Formal Dress
Special Occasion
Leave everyone in awe in the Luna sequin formal dress that brings an elevated dazzle to every soiree. With a strappy open back that turns heads and a flattering mermaid silhouette showcasing sheer mesh inserts for drama!
Rich, radiant, and effortlessly glamorous—this dress was made to stand out. Keep the regal energy going with our stunning purple prom dresses or embrace glam and elegance with formal dresses.
Fit & Features
- Sequin embellished pattern, lined
- V-neckline
- Strappy open back
- Mermaid silhouette
- Sheer mesh inserts, floor-length hem
- Runs true to size
Where to Wear:
Prom, glam functions and events, big birthday events, milestone celebrations
Style Number/Barcode: 05002-9273
Category Name: Mermaid Dresses
Price: $19.97 $119.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Amara Corset Mermaid Sequin Formal Dress
Special Occasion
Wrap yourself in sequins this season in the Amara formal dress designed with a corset bodice that snatches your figure and a mermaid silhouette that highlights your curves.
Fit & Features
- Sequin embellished pattern
- Mesh lined fabric
- Sweetheart neckline, padded bra cups
- Adjustable spaghetti straps
- Corset bodice, flexible boning, back zipper and hook-eye closure
- Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Prom, red-carpet events, big milestone celebrations, glam functions and parties
Style Number/Barcode: 05002-9270
Category Name: Mermaid Dresses
Price: $19.97 $119.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Calla Halter Mermaid Pearl Beaded Formal Dress
Special Occasion
The Calla faux pearl beaded formal dress is like a modern day fairytale with a chiffon tie halter neckline and stunning mermaid silhouette!
Every detail shines in this intricately designed dress. Love embellishments? Explore our embellished beaded prom dresses or find a refined silhouette in our formal dresses.
Fit & Features
- Faux pearl, beaded embellishments
- Mesh fabric lined with stretchy knit
- Halter sweetheart neckline, padded bra cups, chiffon tie
- Back zipper and hook-eye closure
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, big birthday events, fancy date nights, big milestone celebrations, glam functions
Style Number/Barcode: 05002-9257
Category Name: Mermaid Dresses
Price: $19.97 $149.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Brenna Halter Mermaid Sequin Formal Dress
Special Occasion
Decorated in a glam sequin and beaded pattern, the Brenna formal dress will have you shimmering under any light! The formal dress boasts a flattering sweetheart halter neckline with a cutout accent and a mermaid silhouette that effortlessly puts your curves on display.
Fit & Features
- Sequin beaded embellished pattern
- Mesh fabric lined with stretchy knit
- Sweetheart halter neckline, cutout, chiffon tie straps
- Back zipper and hook-eye closure
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, red-carpet events, glam birthday parties, fancy parties
Style Number/Barcode: 05002-9256
Category Name: Mermaid Dresses
Price: $59.97 $129.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Valeria Cutout Lace-Up Sequin Beaded Formal Dress
Special Occasion
Sparkle from every angle in the Valeria sequin beaded formal dress! With a cutout lace-up back that draws attention and an alluring high front slit, you'll be the talk of the party.
All eyes are on you in this radiant dress. If sparkle is your signature, discover stunning sequin prom dresses or opt for effortless sophistication with our eye-catching formal dresses.
Fit & Features
- Sequin beaded embellishments
- Mesh-lined fabric
- V-neckline, padded bra cups
- Adjustable spaghetti straps
- Cutout lace-up back, zipper and hook-eye closure
- High front slit
- Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Prom, black-tie parties, big birthday events, and fancy engagement parties.
Style Number/Barcode: 05002-9276
Category Name: Mermaid Dresses
Price: $19.97 $119.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Amal Open Back Mermaid Bead Sequin Formal Dress
Special Occasion
Designed to dazzle, the Amal beaded sequin formal dress is ultra glamorous in a flattering mermaid silhouette and a sultry open back.
Fit & Features
- Beaded sequin embellishments, mesh fabric lined with stretch knit
- Scoop neckline, padded bra cups
- Adjustable spaghetti straps
- Open back, lower zipper and hook-eye closure
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, big birthday events, red carpet functions, black tie galas
Style Number/Barcode: 05002-9266
Category Name: Mermaid Dresses
Price: $59.97 $119.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Barbara Strapless Slit Mermaid Sequin Formal Dress
Special Occasion
Catch every eye with your sparkle in the Barbara sequin formal dress showcasing a cutout back and high front slit for effortless movement all night long!
Flawlessly chic and bold, this dress is a statement. If strapless styles are your go-to, explore our strapless prom dresses or embrace effortless fashion with our formal dresses.
Fit & Features
- Sequin embellished mesh fabric lined with stretchy knit
- Strapless neckline, padded bra cups
- Cutout back, hook closure, zipper and hook-eye closure
- High front slit
- Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Prom, galas, black-tie events and weddings
Style Number/Barcode: 05002-9274
Category Name: Mermaid Dresses
Price: $19.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Timelessly Chic Sleeveless Flared Midi Dress
Make a timeless impression in a midi dress that brings the flare! The textured scuba knit dress features a sleeveless square neckline, supportive tank shoulder straps, and a flared mermaid silhouette. Complete look with block heels for a date night look that wows.
Fit & Features
- Lined scuba knit fabrication, moderate stretch
- Sleeveless square neckline
- Tank-shoulder straps
- Flared mermaid silhouette
- Midi length hem
- Runs true to size
Style Number/Barcode: 05101-3953
Category Name: Mermaid Dresses
Price: $19.97 $36.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Mariah Lace-Up Slit Sequin Formal Dress
Special Occasion
Outshine everyone on the dance floor in the Mariah sequin floor-length dress showcasing a lace-up back that captures attention and a high front slit for effortless movement.
All eyes are on you in this radiant dress. If sparkle is your signature, discover stunning sequin prom dresses or opt for effortless sophistication with our eye-catching formal dresses.
Fit & Features
- Sheer mesh fabric with full-length knit lining, moderate stretch
- Sequin embroidered scroll pattern
- Sleeveless square neckline, padded bust
- Spaghetti straps, open lace-up back, lower back zipper with hook-eye closure
- High front slit
- Floor-length mermaid silhouette
- Runs true to size
Where to Wear:
Prom, fancy celebrations, and red-carpet events.
Style Number/Barcode: 05002-9281
Category Name: Mermaid Dresses
Price: $19.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Camilla Mermaid Rhinestone Pearl Formal Dress
Special Occasion
There's a sense of romance about the Camilla formal dress! Adorned with colored rhinestones and faux pearls, this dress flatters in a ruched mermaid fit that accentuates your curves for the best silhouette.
Fit & Features
- Colored rhinestone and faux pearl embellishments
- Mesh fabric, stretchy knit lining
- Scoop neckline, padded bra cups
- Adjustable spaghetti straps, back zipper and hook-eye closure
- Ruched mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, bridesmaids, gala dinners, red-carpet events, black tie soirees, rehearsal dinner, engagement parties
Style Number/Barcode: 05002-9287
Category Name: Mermaid Dresses
Price: $19.97 $79.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Jenny Cutout Open Back Mermaid Sequin Formal Dress
Special Occasion
Keep calm and sparkle on in the Jenny sequin formal dress to make your dazzling debut! With a flirty cutout open back and a flattering mermaid silhouette, you'll truly shine at every party or event.
All eyes are on you in this radiant dress. If sparkle is your signature, discover stunning sequin prom dresses or opt for effortless sophistication with our eye-catching formal dresses.
Fit & Features
- Sequin scroll embellished pattern
- Mesh fabric lined with stretchy knit
- V-neckline, padded bra cups
- Adjustable spaghetti straps
- Cutout open back with hook strap, zipper and hook-eye closure
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, red-carpet events, glam parties, big birthday events
Style Number/Barcode: 05002-9289
Category Name: Mermaid Dresses
Price: $19.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Jessica Lace-Up Mermaid Sequin Formal Dress
Special Occasion
The Jessica sequin formal dress delivers unreal shimmer and shine to your special night! Designed in a curve-flaunting mermaid silhouette, this formal dress stands out with a lace-up back and floor-length hem for a dramatic flair.
All eyes are on you in this radiant dress. If sparkle is your signature, discover stunning sequin prom dresses or opt for effortless sophistication with our eye-catching formal dresses.
Fit & Features
- Sequin embellished pattern, mesh lined fabric
- V-neckline, padded bra cups
- Spaghetti straps
- Lace-up back, lower zipper and hook-eye closure
- Mermaid silhouette
- Floor-length bonded hem
- Runs true to size
Where to Wear:
Prom, balls, galas, and upscale parties.
Style Number/Barcode: 05002-9298
Category Name: Mermaid Dresses
Price: $119.90
Availability: Out of Stock
Product Badge:- Ships Free
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Yasmin Cutout Back Mermaid Sequin Formal Dress
Special Occasion
Showcase sparkly luxe in the Yasmin sequin formal dress with a striking cutout back and mermaid silhouette that puts your curves on display!
This dreamy dress is pure elegance and sure to leave a lasting impression. Looking for more? Elevate your look with a stunning pink prom dresses or a captivating formal dress.
Fit & Features
- Sequin embellished pattern
- Mesh fabric lined with stretchy knit
- V-neckline, padded bra cups
- Cutout back with hook strap, zipper and hook-eye closure
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, big milestone events, dressy birthday parties, glam soirees
Style Number/Barcode: 05002-9290
Category Name: Mermaid Dresses
Price: $19.97 $119.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Cecelia Low Back Mermaid Sequin Formal Dress
Special Occasion
Sparkle and glam, the Cecelia sequin formal dress makes the whole room shimmer in a striking low back and mermaid silhouette.
All eyes are on you in this radiant dress. If sparkle is your signature, discover stunning sequin prom dresses or opt for effortless sophistication with our eye-catching formal dresses.
Fit & Features
- Sheer mesh fabric with full-length knit lining, moderate stretch
- Sequin embroidered scroll pattern
- Sleeveless wired V-neckline, padded bust
- Adjustable spaghetti straps
- Low back, zipper with hook-eye closure
- High front slit
- Floor-length mermaid silhouette
- Runs true to size
Where to Wear:
Prom, black-tie parties, and red-carpet events.
Style Number/Barcode: 05002-9302
Category Name: Mermaid Dresses
Price: $19.97 $119.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Emely Lace-Up Mermaid Floral Satin Formal Dress
Special Occasion
The prettiest florals on silky satin fabric, the Emely formal dress epitomizes bliss! Boasting a lace-up back that turns heads and a mermaid silhouette that effortlessly flaunts your curves.
Fit & Features
- Floral print, premium satin fabric
- V-neckline
- Spaghetti straps
- Lace-up back
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, garden parties, big milestone events, spring galas, fancy parties
Style Number/Barcode: 05002-9307
Category Name: Mermaid Dresses
Price: $19.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Olga Corset Lace Satin Wrap Mermaid Formal Dress
Special Occasion
Bring the sultry heat to the night in the Olga satin mermaid formal dress for a gorgeous evening out look! From the lace corset bodice to the high front slit, you'll receive all the compliments.
With a smooth, luminous finish, this dress was made to shine. Keep the luxe look going with breathtaking satin prom dresses or go for a sophisticated statement with our wedding guest dresses.
Fit & Features
- Satin lined fabric
- Sweetheart neckline, adjustable spaghetti straps
- Sheer lace corset bodice, padded bra cups, flexible boning
- Back zipper closure
- High front slit with sequin lace insert
- Wrap mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Prom, black tie weddings and events, fancy date nights
Style Number/Barcode: 05002-9305
Category Name: Mermaid Dresses
Price: $89.90
Availability: In Stock
Available Color: HUNTER
Available Size: S
Product Badge:- Ships Free
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Kennedy Long Sleeve Corset Mermaid Formal Dress
Special Occasion
Indulge in effortless elegance in the Kennedy mesh formal dress to be a true beauty at black-tie parties and events. The floor-length dress is designed with a hidden corset bodice, side ruched seams that accentuate your figure, and a mermaid silhouette. Pair with earrings.
Fit & Features
- Mesh fabric, stretchy knit lining
- Sheer fitted long sleeves
- Sweetheart neckline, back zipper and hook-eye closure
- Hidden corset bodice, lace built-in padded bra, flexible boning
- Side ruched seams, mermaid silhouette
- Floor-length hem
- Runs true to size
Style Number/Barcode: 05002-9315
Category Name: Mermaid Dresses
Price: $19.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Vanessa One-Shoulder Mermaid Formal Dress
Special Occasion
Exude grace and elegance in the Vanessa formal dress boasting a sleek one-shoulder neckline, fitted long sleeves, and an accentuating mermaid silhouette completed with a high slit. Pair with earrings.
Fit & Features
- Smooth knit fabric, stretchy knit lining
- One-shoulder neckline
- Fitted long sleeves
- High slit
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Style Number/Barcode: 05002-9316
Category Name: Mermaid Dresses
Price: $29.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Evelyn Lace-Up Ruffle Mermaid Formal Dress
Special Occasion
Designed to bring a chic drama to your evening, the Evelyn mesh formal dress impresses with a flirty lace-up along the plunge neckline, side ruched seams that accentuate your curves along the mermaid silhouette, and a ruffled high-low hem.
Fit & Features
- Mesh fabric, sewn-in knit lining, moderate stretch
- Plunge V-neckline, padded bra cups, lace-up accent
- Adjustable shoulder straps
- Back zipper and hook-eye closure
- Side ruched seams, mermaid silhouette
- Ruffled high-low hem
- Runs true to size
Where to Wear:
Weddings, cocktail soirees, engagement parties, anniversaries, fancy date nights, parties
Style Number/Barcode: 05002-9330
Category Name: Mermaid Dresses
Price: $69.90
Availability: Out of Stock
Product Badge:- Ships Free
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Amy Mermaid Slit Satin Formal Dress
Special Occasion
Occasions are made easy in the Amy satin formal dress designed with a mermaid silhouette that flaunts your curves while the high front slit offers effortless movement.
With a smooth, luminous finish, this dress was made to shine. Keep the luxe look going with breathtaking satin prom dresses or go for a sophisticated statement with our wedding guest dresses.
Fit & Features
- Stretch satin fabric, bust knit lining
- V-neck, padded bra cups, adjustable spaghetti straps
- Back zipper and hook-eye closure
- High front slit
- Mermaid silhouette
- Floor-length bonded hem
- Runs true to size
Where to Wear:
Prom, black-tie events, and weddings.
Style Number/Barcode: 05002-9322
Category Name: Mermaid Dresses
Price: $69.90
Availability: Out of Stock
Product Badge:- Ships Free