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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Adrianna Strappy Back Velvet Mermaid Dress
Special Occasion
Our gorgeous Adrianna velvet dress will give you a sophisticated and sexy look for your next soiree. She features dual spaghetti straps that lead to a strappy back, a V neckline, and a floor-length, curve-hugging mermaid silhouette. Complete your stunning look with rhinestone duster earrings and a sparkly evening bag.
Fit & Features
- Dual spaghetti straps
- Strappy back
- V neckline
- Floor-length, form-hugging fit
- Mermaid silhouette
- Velvet fabric with moderate sttretch
Style Number/Barcode: 05002-1156
Category Name: Mermaid Dresses
Price: $29.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Meredith One-Shoulder Sequin Formal Dress
Get a luxe look for your next fancy night out in the stunning Meredith sequin formal dress. She features a sleeveless bodice, an asymmetrical one-shoulder neckline with dual adjustable spaghetti straps, and a back zipper and hook and eye closure. She has a floor-length, form-hugging mermaid silhouette to highlight your curves. The dress is composed of a sheer mesh fabric with an all-over gorgeous sequin embroidered floral design and includes a stretchy knit lining. Complete your outfit with rhinestone stud earrings and a dainty sparkly bracelet.
Sequins bring the perfect mix of elegance and fun. Want more options? Shine in a sparkling sequin prom dress or make an entrance in our glamorous party dresses.
Fit & Features
- Asymmetrical one-shoulder neckline, padded bust
- Dual adjustable spaghetti straps, back zipper, hook and eye closure
- Floor-length hem, curve-hugging mermaid silhouette
- Sequin embroidery, floral design
- Sheer mesh fabric, full-length knit lining, moderate stretch
- No bra required
- Runs true to size
Style Number/Barcode: 05002-8347
Category Name: Mermaid Dresses
Price: $19.97 $84.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Dakota Formal One-Shoulder Swiss Dot Dress
Special Occasion
Capture the essence of sophisticated chic with this one-shoulder dress, featuring a delicate mesh overlay. Exude timeless elegance at your next formal gala, black-tie affair, or wedding in this single-strap, mermaid-style gown. Step out with confidence with its padded bra cups crafted within the flattering sweetheart neckline, that's beneath the delicate layers of Swiss-dot mesh that drape over the bodice. Complete this formal ensemble with a sleek satin clutch and matching pointed-toe heels for a truly stunning evening look.
Fit & Features
- One-shoulder neckline, sheer swiss dot overlay
- Built-in padded sweetheart bust, no-slip grip
- Floor-length mermaid silhouette
- Back zipper closure
- Lined crepe fabric, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1164
Category Name: Mermaid Dresses
Price: $9.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Micaela Formal Sequin Scroll Mermaid Dress
Special Occasion
Create that spark with a formal dress that brings the dazzle! Micaela features a sleeveless square neckline, supportive tank-like straps, an iridescent sequin scroll print, and a flared mermaid silhouette. The dress is composed of a lined mesh fabric that offers a form-hugging fit with a moderate stretch. Complete the look with rhinestone heels.
Fit & Features
- Sleeveless square neckline, tank-like shoulder straps
- Iridescent sequin scroll pattern
- Mermaid silhouette
- Lined mesh fabric
- Form-hugging fit, minimal stretch
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-4058
Category Name: Mermaid Dresses
Price: $9.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Eliza Formal Pleated Scuba Dress
Special OccasionGet crossed up in pleats in our statement making dress! She features a V neckline with overlapping pleated straps across the bodice, padded cups and wide shoulder straps. Her slim fit bodice leads to an elongating floor length silhouette that is accented with a high side slit. She is composed of a lined smooth scuba knit fabric that offers a form hugging fit with a moderate stretch. Includes an exposed zipper.
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-2680
Category Name: Mermaid Dresses
Price: $19.97 $39.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Nia Sequin Scroll Dress
Special Occasion
We just can't get enough glamour! Light up the night with our twinkling dress! She features a sleeveless bodice, a plunging wired V neckline with narrow adjustable straps, and flattering princess seams. Her bodice leads to an elongating floor-length skirt that is accented with two high front slits to bring the drama! Her all-over sequin scroll design is all you need to make a memorable impression! She is composed of mesh fabric that offers a form hugging fit with minimal stretch. She includes a back zipper closure and is lined with a thin knit fabric. Complete look with rhinestone heels.Fit & Features
- Sleeveless wired V-neckline, padded cups
- Adjustable spaghetti straps, princess seams
- A-Line
- Dual high slits
- Sequin scroll pattern
- Lined mesh fabric
- Form hugging fit, minimal stretch
- Runs true to size
Style Number/Barcode: 05002-5070
Category Name: Mermaid Dresses
Price: $9.97 $79.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Nicole Sleeveless Sequin Dress
Special OccasionStun in sequins as you light up the room with our charming gray Nicole dress! She features, a sleeveless bodice, a plunging V neckline paired with narrow straps leading to a sexy lace up back design, padded cups and flattering princess seams. Her bodice leads to a floor length sheath skirt that elongates to create a lovely silhouette. Her all over mesh fabric is accented with dazzling floral designs composed of twinkling sequins. She offers a form hugging fit with minimal stretch. Dress includes a thin knit lining and lower back zipper closure.
Model is 5'9.5" with a 34" bust, 25" waist and 36" hips. She is wearing a size small.Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-5349
Category Name: Mermaid Dresses
Price: $22.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Leilani Formal One-Shoulder Open Back Dress
Special Occasion
Make a captivating entrance in the breathtaking Leilani formal dress. She features a daring one-shoulder neckline, a tank-like shoulder strap that leads to an asymmetrical back, a sexy open back design, and a mermaid silhouette. The dress is composed of a lined smooth knit fabric that offers a form-hugging fit with a moderate stretch. Complete look with chandelier earrings and heels.
Fit & Features
- One-shoulder neckline
- Tank-like shoulder strap
- Asymmetrical strap at the back
- Open back design
- Mermaid silhouette
- Ruched detailing on the back
- Smooth knit fabric, form-hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1180
Category Name: Mermaid Dresses
Price: $19.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Addie Formal Open Back Crepe Dress
Special Occasion
Make a head-turning entrance in a dress that captivates with stunning details! Addie features a sleeveless boat neck, padded cups with vertical seams at the bust, and an A-line silhouette with a high side slit. The back features a plunging open back with a wired V-shape boning for support and ruching at the lower back. The dress is composed of a lined crepe fabric that offers a form hugging fit with a moderate stretch. Complete look with rhinestone heels.
Fit & Features
- Sleeveless, boat neckline, front vertical seams
- Built-in padded bust
- A-line silhouette, high side slit
- Open back with wired V-shape trim
- Ruching at the lower back
- Lined crepe fabric, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1200
Category Name: Mermaid Dresses
Price: $19.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Jessica Glitter Knit Mermaid Dress
Special Occasion
Make a gorgeous and glitzy entrance at your next formal soiree in the stunning Jessica glitter knit mermaid dress. She features a sleeveless square neckline, bungee spaghetti straps that lead to an open back with a lace-up strappy design, a high waist seam, and a floor-length fitted mermaid silhouette. Style this dress with sparkling rhinestone earrings to add all the more glamour to your look.
Fit & Features
- Sleeveless square neckline
- Bungee spaghetti straps
- Open back, cross-back, lace-up strappy design, tie closure
- High waist seam
- 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: 05002-1201
Category Name: Mermaid Dresses
Price: $14.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Nina Off The Shoulder Mermaid Dress
Special Occasion
Make bold moves and look oh-so-stunning in the dramatic Nina formal dress. She features an off the shoulder deep wired V neckline, draped off the shoulder short sleeves overlaying long fitted sleeves, and a back zipper and hook and eye closure. Her high waist seam leads to a floor-length, form-hugging mermaid silhouette to showcase your curves. The dress is composed of a stretchy crepe fabric for comfortable wear and a chic and stylish look. Complete your outfit with rhinestone drop earrings and a sparkly rhinestone statement ring.
Fit & Features
- Off the shoulder wired V neckline
- Draped short sleeves overlaying long fitted sleeves
- Back zipper and hook and eye closure
- High waist seam
- Floor-length, curve-hugging mermaid fit
- Stretchy crepe fabric
Style Number/Barcode: 05002-1199
Category Name: Mermaid Dresses
Price: $29.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Mikayla Formal Backless Mermaid Dress
Special Occasion
Make a head-turning impression in a one of a kind dress that captivates at your special event. Mikayla features a sleeveless square neckline, a padded bust, sleek adjustable spaghetti straps, a sexy backless style adorned with lace-up straps at the lower back, and a mermaid silhouette. Complete look with rhinestone heels.
Fit & Features
- Sleeveless square neckline
- Padded bust
- Adjustable spaghetti straps
- Backless design with lace-up straps at the lower back
- Mermaid silhouette, form-hugging fit
- Crepe fabric with a moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1202
Category Name: Mermaid Dresses
Price: $14.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Kelly Formal Lace Mermaid Dress
Special Occasion
Bring the elegance in a captivating lace dress that makes a stunning impression! The Kelly dress features a sleeveless V neckline, supportive tank-like shoulder straps, a bold open back adorned with unlined floral lace inserts, a ruched lower back detail, and a flared mermaid silhouette. Kelly is composed of a lined floral lace fabric that offers a form-hugging fit with slight stretch. Complete look with block heels and a sleek satin clutch.
Fit & Features
- Sleeveless V neckline
- Tank-like straps
- Open back with floral lace inserts
- Ruched lower back
- Mermaid silhouette
- Lined floral lace fabric
- Form-hugging fit
- Minimal stretch
Style Number/Barcode: 05002-1194
Category Name: Mermaid Dresses
Price: $40.97 $89.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Marjorie Formal Lace Formal Dress
Special Occasion
Stun in a formal lace dress that captivates from the moment you enter the room. Majorie features a sleeveless sweetheart neckline, a lace bodice, sleek spaghetti straps, and a sexy waist cut out with lace trim. The back features a sheer floral lace back that shows off a hint of skin. Her slim fit bodice leads to a floor-length crepe silhouette. Complete your formal outfit with rhinestone heels and a sleek satin clutch.
Fit & Features
- Sleeveless sweetheart neckline with padded cups
- Lace bodice
- Spaghetti straps
- Sheer floral lace back
- Waist cutout with lace trim
- Crepe fabric
- Form hugging fit, moderate stretch
Style Number/Barcode: 05002-1189
Category Name: Mermaid Dresses
Price: $19.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Liana Formal Sequin Scroll Mermaid Dress
Special Occasion
Bring the sparkle to your evening in our sparkling Liana formal dress for homecoming or black tie galas. With a gorgeous sequin scroll, strappy back, and mermaid silhouette that accentuates your curves!
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, mesh-lined fabric, minimal stretch
- Sleeveless V-neckline, double-row of adjustable spaghetti straps
- Padded bust, no bra required
- Cross-strap back design, lower back zipper, hook and eye closure
- Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Prom, black-tie galas and weddings, big birthday events
Style Number/Barcode: 05002-1227
Category Name: Mermaid Dresses
Price: $49.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Odette Formal One Shoulder Crepe Mermaid Dress
Special Occasion
Make an elegant impression in the captivating Odette formal dress. She features a one-shoulder neckline, a long chiffon sleeve, and a curve-hugging mermaid silhouette accented with a high side slit. The dress is composed of a lined crepe fabric that offers a moderate stretch. Complete look with rhinestone earrings and glitter heels.
Fit & Features
- One-shoulder neckline
- Long chiffon sleeve
- Mermaid silhouette
- High side slit
- Lined crepe fabric
- Form hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1213
Category Name: Mermaid Dresses
Price: $9.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Hazel Formal Lace-Up Back Mermaid Dress
Special Occasion
Lace-up in a glam formal dress that brings the elegance to your evening. The dress features a sleeveless cowl neckline, spaghetti straps that lead to a cross-back design, a lace-up back, and a flared mermaid silhouette. The dress is composed of a lined crepe fabric that offers a form-hugging fit with a moderate stretch. Complete look with glitter mesh heels.
Fit & Features
- Sleeveless cowl neckline
- Spaghetti straps
- Cross-back
- Lace-up straps
- Mermaid silhouette
- Lined crepe fabric
- Form hugging fit, moderate stretch, runs true to size
Style Number/Barcode: 05002-1216
Category Name: Mermaid Dresses
Price: $19.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Serena Sequin Mesh Mermaid Dress
Special Occasion
Showcase your show-stopping looks in the gorgeous Serena mermaid dress. She features a sleeveless bodice, adjustable spaghetti straps, a deep V-neckline with padding, and a backless design with a lace-up closure that lets you adjust the fit. Her high waist seam leads to a floor-length, curve-hugging mermaid silhouette for a chic factor. The dress is composed of a sheer mesh fabric with an all-over intricate sequin design and includes a stretchy knit lining. Complete your outfit with radiant earrings and a rhinestone cuff.
Fit & Features
- Adjustable spaghetti straps | V-neckline
- Built-in padded bust | No bra required
- Open back | Lace-up design
- Back hook-eye and zipper closure
- Floor-length | Mermaid silhouette
- Sheer sequin mesh-lined fabric
- Runs true to size, moderate stretch
Style Number/Barcode: 05002-1212
Category Name: Mermaid Dresses
Price: $19.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Yesenia Formal Sequin Mermaid Dress
Special Occasion
Make them all stop and stare with a stunning formal dress that exudes elegance. Yesenia features a bold square neckline, long fitted sleeves, a damask sequin pattern, and a curve-hugging mermaid silhouette. Complete your formal outfit with rhinestone earrings and glitter heels.
Fit & Features
- Square neckline, long fitted sleeves
- Padded cups
- Damask sequin pattern
- Back zipper, hook and eye closure
- Mermaid silhouette
- Sheer mesh fabric, smooth knit lining
- Form-hugging fit, slight stretch
- Runs true to size
Style Number/Barcode: 05002-1211
Category Name: Mermaid Dresses
Price: $9.97 $109.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Lucille Formal Lace Mermaid Dress
Special Occasion
Bring the elegance to your evening with the Lucille formal dress that radiates luxe vibes. She features a sleeveless V-neckline, adjustable spaghetti straps for a customized fit, sheer lace insets at the waist for a sultry detail, and a fitted floor-sweeping mermaid silhouette with a sheer lace godet panel. The lined crepe fabric offers a moderate stretch. Complete your outfit with rhinestone heels and a sparkling clutch.
Fit & Features
- Sleeveless V-neckline, adjustable spaghetti straps
- Sheer lace insets at the waist, sheer lace godet panel at the back
- Back zipper closure
- High waist, fitted mermaid silhouette
- Form-hugging fit
- Lined crepe fabric, moderate stretch
- Sticky bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-1222
Category Name: Mermaid Dresses
Price: $29.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Nicola Scalloped Lace Mermaid Dress
Special Occasion
Look oh-so-stunning and in the Nicola mermaid dress. She features a sheer scalloped lace top for added romantic allure atop a mesh overlay with a nude lining. Her adjustable spaghetti straps and V neckline flows effortlessly into the floor-length mermaid crepe skirt with a sultry lower back cutout. Style this dress with glamorous earrings and a sleek clutch.
Fit & Features
- Sheer scalloped lace top, sheer mesh overlay, front nude lining
- Adjustable spaghetti straps
- V neckline, padded cups, no bra required
- Sheer lace back, zipper closure, lower back cutout
- High waist, floor-length crepe skirt
- Mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-1260
Category Name: Mermaid Dresses
Price: $19.97 $72.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Ariel Formal Iridescent Sequin Dress
Special Occasion
Sparkle on in a sequin dress that brings the dazzle to your formal evening. She features a sleeveless sweetheart neckline with mesh inset, dual spaghetti straps that lead to a lace-up back, padded cups, and a mermaid, curve-hugging silhouette. The dress has an all-over iridescent sequin grid design for a gorgeous sheen. Complete the look with new heels.
Fit & Features
- Sleeveless V-neckline
- Padded cups,
- Dual spaghetti straps, lace-up back
- Mermaid silhouette
- Iridescent sequins, grid design
- Form hugging fit, slight stretch
- Runs true to size
Style Number/Barcode: 05002-1271
Category Name: Mermaid Dresses
Price: $19.97 $129.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Lila Formal Open-Back Sequin Mermaid Dress
Special Occasion
Bring dazzle and shine to your evening with a prom dress that radiates elegance. The dress features a sleeveless V-neckline, sleek spaghetti straps, a multi-cross-strap design, sparkling sequins set in an intricate damask pattern, and a mermaid silhouette. The dress is composed of a lined mesh-knit fabric that offers a form-hugging fit with slight stretch. Complete your prom look with rhinestone heels and a clutch.
Fit & Features
- Sleeveless V-neckline, padded cups
- Spaghetti straps
- Multi-cross-strap back design
- Sequins, damask print
- Mermaid silhouette
- Lined mesh-knit fabric, form-hugging fit, minimal stretch
- Sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-1746
Category Name: Mermaid Dresses
Price: $14.97 $109.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Nora High-Slit Mermaid Dress
Special Occasion
Looking to make a chic statement? Add the Nora formal dress to your cart! All eyes will be on you as you stun with every step. She features a sleeveless sweetheart neckline with a padded bust and if a push-up look is desired, explore lingerie accessories. Her sultry corset-designed top has adjustable spaghetti straps, and a floor-length mermaid silhouette that flaunts your curves finished with a thigh-high front slit for a display of leg. Style this dress with rhinestone earrings and heels.
Fit & Features
- Sleeveless sweetheart neckline, padded bust
- Corset-designed top, flexible boning detail
- Adjustable spaghetti straps, back zipper, hook-eye closure
- High waist seam, floor-length mermaid silhouette
- High front slit
- Satin knit fabric, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1289
Category Name: Mermaid Dresses
Price: $29.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale