Mermaid Dresses

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.

  • Liv Sleeveless Beaded Sequin Mermaid Dress

    Special Occasion

    Bring the shine in the Liv mermaid dress featuring a dazzling geometric beaded and sequin pattern, a sleeveless V-neckline, adjustable spaghetti straps for a customized fit, and a draped 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
    • Geometric beaded and sequin embroidered pattern
    • Sleeveless V-neckline with padded bust
    • Adjustable spaghetti straps, back zipper with hook-eye closure
    • High waist seam
    • Floor-length mermaid silhouette
    • Runs true to size

     

    Where to Wear:

    Prom, galas, and fancy parties.

    Style Number/Barcode: 05002-8818

    Category Name: Mermaid Dresses

    Price: $19.97 $149.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
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  • Drew Open Back Glitter Mermaid Dress

    Special Occasion

    Shimmer with every step in the glam Drew glitter floor-length dress designed with a revealing open back and high front slit to show skin along the mermaid silhouette. Pair with earrings.

    Fit & Features

    • Glitter knit fabric with knit lining, moderate stretch
    • Sleeveless square neckline, pleated draped cowl neck overlay
    • Tank shoulder straps, padded bra cups
    • Open back, bar back accent
    • Front ruching, high front slit
    • Floor-length mermaid silhouette
    • Runs true to size 

    Style Number/Barcode: 05002-8821

    Category Name: Mermaid Dresses

    Price: $79.90

    Availability: In Stock

    Available Color: RED

    Available Size: XS, S, M, L

    Product Badge:
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  • Giorgina Velvet Glitter Corset Mermaid Dress

    Special Occasion

    The long glitter velvet dress features a sleeveless V-neckline with adjustable spaghetti straps for a secure fit, a corset-bodice with contrast piping, an open-back accented with a bar strap design, and a wrap mermaid silhouette that creates a high-slit illusion. Complete formal outfit with sleek velvet gloves. 

    Fit & Features

    • Lined glitter velvet fabrication, moderate stretch 
    • Sleeveless V-neckline, padded bust
    • Corset bodice with contrast piping
    • Adjustable spaghetti straps
    • Open strappy back, sheer mesh inserts, bar closures, lower zipper with hook-eye closure
    • High-slit, mermaid wrap silhouette, long length hem
    • Runs true to size

    Style Number/Barcode: 05002-8824

    Category Name: Mermaid Dresses

    Price: $29.97 $64.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
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  • Linnea Sheer Mesh Mock Neck Cutout Mermaid Dress

    Special Occasion

    Dare to exude a chic allure in the Linnea formal mermaid dress crafted with airy sheer mesh fabric and a partial knit lining for coverage. It features a sheer bodice with a mock neckline and long fitted sleeves, a sultry bust cutout and open back, and a floor-length mermaid silhouette accented with a high-cut front slit to showcase some leg.

    Fit & Features

    • Sheer mesh fabric with partial knit lining, plenty of stretch
    • Sheer mock neck, dual back button closures
    • Bust cutout, square neckline, open back
    • Sheer long fitted sleeves
    • High waist seam
    • Floor-length mermaid silhouette, high front slit
    • Runs true to size

    Style Number/Barcode: 05002-8825

    Category Name: Mermaid Dresses

    Price: $9.97 $54.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
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  • Milena Faux Pearl Mesh High Slit Mermaid Dress

    Special Occasion

    Luxe with a chic flair, the Milena formal dress is crafted with lined mesh fabric accented with all-over faux pearl embroidery. It features a sleeveless sweetheart neckline with a dainty ruffled trim, adjustable spaghetti straps for a customized fit, ruching to accentuate your gorgeous curves, and a floor-length mermaid silhouette with a high-cut side slit.

    Make your entrance unforgettable in this dress. For more glam styles, explore intricate embellishments on beaded prom dresses or be ready to celebrate in wedding guest dresses.

    Fit & Features

    • Sheer mesh fabric with knit lining
    • Faux pearl embroidery
    • Sweetheart neckline with ruffled trim, bust seam outline, padded bust
    • Adjustable spaghetti straps, back zipper closure
    • Ruched side and back seams
    • Floor-length mermaid silhouette, high side slit
    • Runs true to size

    Style Number/Barcode: 05002-8828

    Category Name: Mermaid Dresses

    Price: $19.97 $79.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Ilse Velvet Bow Strap High Slit Mermaid Dress

    Special Occasion

    Elegantly chic, the Ilse formal mermaid dress is crafted with smooth velvet fabric for that oh-so-luxe look. It features a sleeveless high crew halter neckline, an open cross-back design with an adorable bow accent, a ruched front seam leading to a high-cut slit, and a floor-length mermaid silhouette to highlight your curves.

    Fit & Features

    • Velvet fabric with knit lining, moderate stretch
    • High crew halter neckline, princess seams, back hook-eye closures
    • Open cross-back, bow accent
    • Ruched lower back zipper with hook-eye closure
    • High waist seam, ruched front seam, high front slit
    • Floor-length mermaid silhouette
    • Runs true to size

    Style Number/Barcode: 05002-8833

    Category Name: Mermaid Dresses

    Price: $39.97 $79.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Lyric Velvet Glitter Open Back Mermaid Dress

    Special Occasion

    The velvet glitter dress features a sleeveless cowl neckline, adjustable spaghetti straps that cross at the back, an open back design, a high side slit, and a long hem length with a mermaid silhouette. Complete the formal outfit with a rhinestone clutch. 

    Fit & Features

    • Lined velvet glitter fabrication
    • Sleeveless cowl neckline
    • Adjustable spaghetti straps that cross at the back
    • Open back design
    • High side slit
    • Ruching
    • Mermaid silhouette
    • Long hem length 
    • Runs true to size

    Style Number/Barcode: 05002-8844

    Category Name: Mermaid Dresses

    Price: $19.97 $59.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Oh-So-Chic Floral Velvet Burnout Midi Dress

    Oh-so-chic, this curve-hugging midi dress is designed with lined mesh fabric with a gorg floral velvet burnout pattern. It features a sleeveless cowl neckline, adjustable spaghetti straps to find your customized fit, and a midi-length mermaid silhouette.

    Fit & Features

    • Sheer mesh fabric with knit lining
    • Floral velvet burnout pattern
    • Cowl neckline
    • Adjustable spaghetti straps
    • Back zipper closure
    • Midi-length mermaid silhouette
    • Runs true to size

    Style Number/Barcode: 05101-000042

    Category Name: Mermaid Dresses

    Price: $9.97 $49.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Kamari Satin Pleated High Slit Mermaid Dress

    Special Occasion

    Sleek and stunning, the Kamari formal mermaid dress is crafted with smooth satin-knit fabric offering a chic sheen and plenty of stretch. The long dress features a sleeveless sweetheart neckline with a built-in padded bust, adjustable spaghetti straps, and an alluring open lace-up back design for a customized fit. The pleating at the bodice and waist will accentuate your stunning curves, leading to a high front slit along the floor-length mermaid silhouette.

    Fit & Features

    • Satin-knit fabric with full-length knit lining, plenty of stretch
    • Sweetheart neckline with padded bust
    • Adjustable spaghetti straps, open lace-up back design, zipper with hook-eye closure
    • Pleated bodice and waist
    • Asymmetric front seam, high front slit
    • Floor-length mermaid silhouette
    • Runs true to size

    Style Number/Barcode: 05002-8842

    Category Name: Mermaid Dresses

    Price: $29.97 $64.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Mimi Off The Shoulder Glitter Mermaid Corset Dress

    Special Occasion

    Radiate elegance in a long mermaid glitter dress that features an off-the-shoulder neckline with a sweetheart bust, short sleeves, a corset-like bodice with flexible boning for structure, a wrap silhouette, and a high side slit. Complete the wedding guest outfit with a rhinestone clutch. 

    Fit & Features

    • Lined glitter knit fabrication
    • Off-the-shoulder neckline, sweetheart bust
    • Short sleeves
    • Corset-like bodice with flexible boning 
    • Wrap mermaid silhouette
    • High side slit
    • Long length hem
    • Runs true to size

    Style Number/Barcode: 05002-8840

    Category Name: Mermaid Dresses

    Price: $19.97 $59.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Kyleigh Glitter Lace-Up Back Mermaid Dress

    Special Occasion 

    Bring the glitz in a long glitter dress that features a sleeveless v-neckline, spaghetti straps that lead to a stunning lace-up back design, and a mermaid silhouette. Complete your wedding guest outfit with glitter heels. 

    Fit & Features

    • Glitter fabrication, stretchy knit lining
    • Sleeveless v-neckline, padded bra cups
    • Spaghetti straps
    • Lace-up back design 
    • Mermaid silhouette
    • Long length hem
    • Runs true to size

    Style Number/Barcode: 05002-8848

    Category Name: Mermaid Dresses

    Price: $19.97 $64.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Della Glitter Knit Twist-Front Cutout Mermaid Dress

    Special Occasion

    Glitzy and chic, the Della formal mermaid dress is crafted with shimmery glitter knit fabric to glam up your next formal affair. It features a sleeveless V-neckline with a built-in padded bust, a dual twist-front design with a keyhole cutout under the bust, and a floor-sweeping mermaid silhouette to flaunt your stunning curves.

    Fit & Features

    • Glitter knit fabric with knit lining at the bust, plenty of stretch
    • V-neckline with padded bust
    • Dual twist-front design, ruching, keyhole cutout
    • Spaghetti straps
    • Floor-length mermaid silhouette
    • Runs true to size

    Style Number/Barcode: 05002-8853

    Category Name: Mermaid Dresses

    Price: $9.97 $69.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Arianne One-Shoulder Glitter Mermaid Dress

    Special Occasion 

    The long glitter mermaid dress features a one-shoulder neckline, a fitted long sleeve, and a high-side slit. Complete formal outfit with sleek rhinestone clutch. 

    Fit & Features

    • Lined glitter fabrication
    • One-shoulder neckline
    • Fitted long sleeve
    • High side-slit
    • Mermaid silhouette
    • Long hem length
    • Runs true to size

    Style Number/Barcode: 05002-8847

    Category Name: Mermaid Dresses

    Price: $29.97 $69.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Aliana Strapless Corset Mermaid Dress

    Special Occasion

    Captivate them with your chic allure in the Aliana mermaid dress designed with structured crepe fabric for a classic look at your formal affair. It features a strapless sweetheart neckline with a pleated cowl neck overlay, a corset bodice with an angled high waist seam for a snatched fit, and a floor-length mermaid silhouette accented with a high-cut front slit.

    Fit & Features

    • Crepe knit-lined fabric
    • Strapless sweetheart neckline, pleated cowl neck overlay
    • Corset bodice, angled high waist seam
    • Back zipper closure
    • High front slit
    • Floor-length mermaid silhouette
    • Runs true to size

    Style Number/Barcode: 05002-8854

    Category Name: Mermaid Dresses

    Price: $19.97 $79.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Dawn Open-Back Velvet Mermaid Dress With Sash

    Special Occasion

    The long velvet dress features a high mock neckline with an attached long sash accent that drapes over the shoulder, an open back design with two rows of faux pearls that cascade across the lower back, and a mermaid silhouette. Complete the formal outfit with a rhinestone clutch.

     

    Make your entrance unforgettable in this dress. For more glam styles, explore intricate embellishments on beaded prom dresses or be ready to celebrate in wedding guest dresses.

    Fit & Features

    • Lined velvet fabrication
    • Sleeveless high mock neckline
    • Attached sash accent at the neckline
    • Open-back design
    • Two rows of faux pearls at the lower back
    • Mermaid silhouette
    • Runs true to size

    Style Number/Barcode: 05002-8862

    Category Name: Mermaid Dresses

    Price: $15.97 $79.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Haven Knit Off-The-Shoulder Lace-Up Mermaid Dress

    Special Occasion

    Serve a sleek silhouette in the Haven formal dress designed with a smooth knit fabric with plenty of stretch. It features an off-the-shoulder sweetheart neckline with a ruched bodice, long fitted sleeves, a cutout lace-up strappy back design with lower back ruching, and a floor-length mermaid fit to highlight your stunning curves.

    Fit & Features

    • Smooth knit fabric, plenty of stretch
    • Off-the-shoulder sweetheart neckline, padded bra cups
    • Ruched bodice, high waist seam
    • Long fitted sleeves
    • Partially open back, cutout lace-up design, lower back ruching, zipper closure
    • Floor-length mermaid silhouette
    • Runs true to size

    Style Number/Barcode: 05002-8866

    Category Name: Mermaid Dresses

    Price: $19.97 $69.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Rae Lace-Up Glitter Mermaid Dress

    Special Occasion

    The long mermaid dress features a glitter knit fabrication, a sleeveless cowl neckline, spaghetti straps that lead to a cross-back design, and a lace-up back design. Complete the formal outfit with a satin clutch. 

    Fit & Features

    • Lined glitter knit fabrication
    • Sleeveless cowl neckline
    • Spaghetti straps lead to x-back design
    • Lace-up back design
    • Mermaid silhouette
    • Long hem length
    • Runs true to size

    Style Number/Barcode: 05002-8865

    Category Name: Mermaid Dresses

    Price: $19.97 $64.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Fay Off The Shoulder Faux Pearl Mermaid Dress

    Special Occasion

    The long formal dress features an off-the-shoulder neckline with cold shoulder strap accents, a sweetheart bust, faux pearls throughout, and a mermaid silhouette accented with a high-side slit. Complete the outfit with a sleek metallic clutch.

     

    Make your entrance unforgettable in this dress. For more glam styles, explore intricate embellishments on beaded prom dresses or be ready to celebrate in wedding guest dresses.

    Fit & Features

    • Lined mesh fabrication, moderate stretch
    • Off-the-shoulder neckline, cold shoulder strap accents, padded bra cups
    • Sweetheart bust
    • Back zipper and hook-eye closure
    • Faux pearls
    • High side slit
    • Long hem length, mermaid silhouette
    • Runs true to size

    Style Number/Barcode: 05002-8860

    Category Name: Mermaid Dresses

    Price: $79.90

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Jayne Velvet Lace-Up Mermaid Corset Dress

    Special Occasion

    The long velvet dress features a sleeveless sweetheart neckline with an underbust cutout, a corset-like bodice with molded cups, adjustable spaghetti straps, criss-cross straps leading to a lace-up back design, and a mermaid silhouette. Complete the formal outfit with a rhinestone clutch. 

    Fit & Features

    • Lined velvet fabrication
    • Sleeveless sweetheart neckline, underbust cutout
    • Corset-like bodice, built-in padded underwire bust
    • Adjustable spaghetti straps, back zipper closure
    • Criss-cross lace-up strap back design
    • Long length hem
    • Mermaid silhouette
    • Runs true to size

    Style Number/Barcode: 05002-8864

    Category Name: Mermaid Dresses

    Price: $19.97 $69.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Katye Strapless Mermaid Satin Formal Dress

    Special Occasion

    The Katye satin formal dress will captivate everyone at a gala or black-tie party! The strapless dress is designed with a sweetheart neckline and cowl neck overlay that leads to the figure-accentuating mermaid silhouette and floor-length hem.

    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

    • Stretch satin fabric lined with stretchy knit
    • Strapless sweetheart neckline, no-slip strip
    • Pleated bodice, cowl neck overlay
    • Flexible boning, back zipper with hook-eye closure
    • Floor-length mermaid silhouette
    • Runs true to size

     

    Where to Wear:

    Formal weddings, black-tie galas, and fancy affairs.

    Style Number/Barcode: 05002-8861

    Category Name: Mermaid Dresses

    Price: $19.97 $74.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Arna Low Back Mermaid Lace Formal Dress

    Special Occasion

    Have all eyes on you in the Arna lace formal dress at parties and banquets! The sleeveless dress stuns in a V-neckline that leads to the low back while the mermaid silhouette highlights your figure. Pair with a necklace set and heels.

    Fit & Features

    • Lace fabric, lined
    • V-neckline, padded bra cups
    • Spaghetti straps
    • Low back, zipper closure
    • Mermaid silhouette
    • Floor-length hem
    • Runs true to size

    Style Number/Barcode: 05002-8867

    Category Name: Mermaid Dresses

    Price: $19.97 $129.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Astrid High-Slit Glitter Mermaid Dress

    Special Occasion

    Radiate glamour in a long glitter dress that features a sleeveless sweetheart neckline with a draped cowl neck overlay, spaghetti straps, and a captivating mermaid silhouette that is accented with a high side slit. Complete your formal outfit with a rhinestone clutch.

    Fit & Features

    • Glitter knit fabric with knit lining at the bust, plenty of stretch
    • Sweetheart neckline with padded bust, draped cowl neck overlay
    • Spaghetti straps
    • Long length hem
    • High side slit
    • Mermaid silhouette
    • Runs true to size

    Style Number/Barcode: 05002-8872

    Category Name: Mermaid Dresses

    Price: $29.97 $59.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Drama-Worthy Abstract Floral Mesh Maxi Dress

    Bring the drama to your dressy affair in this lined mesh maxi dress accented with an abstract floral print for a gorgeous vibe. The dress features a sleeveless cowl neckline, tie-back halter straps leading to an alluring open back, and a maxi-length mermaid silhouette to show off your curves.

    Fit & Features

    • Abstract floral printed sheer mesh fabric, soft knit lining, plenty of stretch
    • Cowl neckline
    • Halter tie-back straps
    • Open back
    • Maxi-length mermaid fit
    • Lettuce-edge hem
    • Runs true to size

    Style Number/Barcode: 05101-3713

    Category Name: Mermaid Dresses

    Price: $9.97 $45.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Esmé One-Shoulder High Slit Mermaid Dress

    Special Occasion

    Show up on the best-dressed list in a formal dress that makes a statement! The stretchy smooth knit dress features a one-shoulder neckline with a twist accent, a high front slit, and a long mermaid silhouette. Complete your wedding guest outfit with rhinestone heels and a sleek clutch. 

    Fit & Features

    • Stretchy smooth knit fabric with knit lining
    • Asymmetric one-shoulder neckline with twist accent
    • High front slit
    • Mermaid silhouette
    • Long hem length
    • Runs true to size

    Style Number/Barcode: 05002-8880

    Category Name: Mermaid Dresses

    Price: $29.97 $54.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free