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.

  • Sharon Wired V Dress
    Special Occasion

    Simple elegance meets sexy. Sharon features a strapless sweetheart neckline with a wired bust slit, a discreet back zipper and a trumpet silhouette. Fabric is composed of a crepe fabric that offers a form hugging fit with a moderate stretch.

    Black: Model is 5'9 with a 32" bust, 24" waist and 36" hips. She is wearing a size small.

    Light Blue: Model is 5'7" with a 34" bust, 24" waist and 36" hips. She is wearing a size small.

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-2943

    Category Name: Mermaid Dresses

    Price: $19.97 $44.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Sivan Glam Sequin Dress
    Special Occasion

    Shimmer and glow as you radiate your one of a kind beauty in our dazzling Sivan dress! She features a round neckline, cap sleeves and princess seams. Her back features a gorgeous cascading cowl neck detail. Her relaxed fit bodice leads to a sweeping floor length silhouette. She is composed of a lined mesh fabric adorned with sequins throughout. She offers a relaxed fit with a moderate stretch. Includes a side zipper closure and full knit lining.

    *Also available in Plus ,

    Model is 5'9 with a 34" bust, 24" waist and 34.5" hips. She is wearing a size small.

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-5035

    Category Name: Mermaid Dresses

    Price: $19.97 $79.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Miriam Lady In Dress

    Special Occasion

    Stand out tonight in our Miriam dress! She features a sleeveless body with a V neckline, a plunging V back with a bar detail, a fitted bodice and a trumpet silhouette. She is composed of a crepe knit that offers a moderate stretch. Includes back zipper

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-6745

    Category Name: Mermaid Dresses

    Price: $19.97 $39.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Raelynn Satin Cross Strap Dress

    Special Occasion 

    Set off sparks in the Raelynn dress that brings the sultriness for your next evening out. The Raelynn formal satin dress features a plunging V-neckline that styles well with your favorite statement necklaces and a bold open back with adjustable cross straps. The fitted bodice leads to a curve-hugging mermaid silhouette that is accented with a sexy front, thigh-high slit. Complete your look with sparkling rhinestone earrings and a matching clutch to bring glamour to your formal evening outfit. 

    Fits & Features

    • Plunging v-neckline, adhesive bra recommended
    • Flattering princess seams at the bust 
    • Adjustable spaghetti straps, cross back
    • Floor-length Mermaid silhouette, front thigh-high slit
    • Smooth satin fabric, minimal stretch
    • Back zipper closure
    • Fits true to size

    Style Number/Barcode: 05002-0116

    Category Name: Mermaid Dresses

    Price: $29.97 $54.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Janessa Formal Off The Shoulder Dress
    Special Occasion 

    Dazzle and shine in sequins as you make a gleaming entrance in our Janessa  dress! She features an off the shoulder neckline with shoulder strap accents, a wired sweetheart bust, padded cups and princess seams. Her slim fit bodice leads to an elongating floor length silhouette. She is composed of a lined mesh fabric that is adorned with sparkling sequins set in a baroque inspired print. Dress offers a relaxed fit with minimal stretch. Includes a back zipper closure with fish hook clasp. 

    Model is 5'8" with a 32" bust, 23" waist and 36" hips. She is wearing a size small

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-5408

    Category Name: Mermaid Dresses

    Price: $40.97 $89.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Maddison Sleeveless Mermaid Dress
    Special Occasion 


    Stun in a formal mermaid dress that radiates elegance and grace. Captivate with a sleek, timeless style for your next special event in a dress that brings glamour. The Maddison formal dress features an off-the-shoulder neckline with a fold-over accent and vertical princess seams at the bust that provides structure. The relaxed fit bodice leads to a curve-hugging mermaid silhouette that flatters curves by creating an hourglass illusion. Complete your elegant formal outfit with a rhinestone hair clip to create a gorgeous updo and a sleek envelope clutch. 

    Fits & Features

    • Fold-over off-the-shoulder neckline 
    • Strapless adhesive bra recommended
    • Mermaid silhouette, princess seams
    • Curve-hugging fit
    • Back zipper closure
    • Crepe-lined fabric, moderate stretch
    • Fits true to size

    Style Number/Barcode: 05002-5415

    Category Name: Mermaid Dresses

    Price: $14.97 $49.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Rochelle Formal Fantasy Mermaid Dress

    Special Occasion 

    Keep it radiant in the Rochelle dress! Make a sensational entrance at your next special event in this formal crepe dress featuring a stunning off-the-shoulder neckline with a sweetheart bust that cascades off the shoulders, and a built-in bust for support. The vertical seams on the bodice create a streamlined look on the flared mermaid silhouette that highlights curves to create an hourglass effect. Complete your formal outfit with rhinestone heels and a sleek satin clutch.

    Fit & Features

    • Off-shoulder sweetheart neckline, short-sleeve cuffs
    • Built-in padded bust, adhesive bra recommended
    • Vertical seams, mermaid silhouette
    • Back zipper closure 
    • Form-hugging style
    • Crepe-lined fabric, moderate stretch
    • Fits true to size

    Style Number/Barcode: 05002-5841

    Category Name: Mermaid Dresses

    Price: $19.97 $79.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Danielle Sweetheart Lace Formal Dress
    Special Occasion 

    Impress in lace as you have all eyes on you from the moment you enter the room in our Danielle dress! She features a mock neck with a double button closure, a large front keyhole leading to a sweetheart bust, padded cups and princess seams. Her back features a matching keyhole to show off a little hint of skin. Her slim fit bodice leads to a floor length skirt accent with a high side slit and a lace contrast detail. She is composed of a crepe fabric that offers a form hugging fit with moderate stretch. Includes back zipper closure.

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-5580

    Category Name: Mermaid Dresses

    Price: $19.97 $64.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Lindsay Double Ruffle Formal Dress
    Special Occasion 

    Lead the room in timelessly gorgeous ruffles in our Lindsay dress! She features a sleeveless bodice, an off the shoulder neckline and an asymmetrical shallow V neckline bust with a double ruffle detail. Her slim fit bodice leads to an elongating mermaid skirt that highlights curves. She is composed of a black hued crepe fabric that offers a moderate stretch. Includes a back zipper closure. 

    Model is 5'7 with a 32" bust, 24" waist and 37" hips. She is wearing a size small.

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-5602

    Category Name: Mermaid Dresses

    Price: $29.97 $66.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Margot Formal Mermaid Crepe Dress
    Special Occasion 

    Sweep them off their feet in our captivating Margot dress! She features a sleeveless bodice, a V neckline, flattering princess seams and narrow corded straps. Her slim fit bodice leads to an elongating mermaid skirt that is accented with godet panels. She is composed of a crepe fabric that offers a form hugging fit with a moderate stretch. Includes a back zipper closure. 

    Model is 5'7" with a 34" bust, 24" waist and 36" hips. She is wearing a size small.

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-5702

    Category Name: Mermaid Dresses

    Price: $29.97 $69.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Delilah Illusion Lace Formal Dress
    Special Occasion 

    Radiate timeless elegance and beauty in our darling dress! She features an upper unlined bodice, a sweetheart neckline, padded cups, narrow unlined fitted sleeves and a slim fit bodice that leads to a flattering sheath skirt. Her back features an unlined illusion lace detail that shows off a hint of skin. She is composed of a floral lace fabric that offers a moderate stretch. Dress is lined with a smooth knit fabric and back zipper closure with a ruched detail. 

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-5839

    Category Name: Mermaid Dresses

    Price: $33.97 $89.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Braelynn Formal Sequin Mermaid Dress
    Special Occasion

    Razzle and dazzle as you dive into glam sequins! Our Braelynn dress features a plunging V neckline with light pleating detail and fitted long sleeves. Her relaxed fit bodice leads to a curve hugging mermaid silhouette accented with a high side slit to bring the drama! She is composed of a lined mesh fabric complemented with burgundy hued sequins for non stop shine! Dress offers a moderate stretch and includes a back zipper closure.

    Model is 5'7" with a 34" bust, 24" waist and 36" hips. She is wearing a size small.

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-6031

    Category Name: Mermaid Dresses

    Price: $37.97 $99.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Alexandria Formal Sequin Scroll Dress
    Special Occasion 

    Glam it up in sophisticated sequins as you own the night in our emerald green Alexandria dress! She features a high round neckline, fitted long sleeves and an all over emerald green hued sequin detailing set in a chic scroll print pattern. Alexandria is composed of a sheer mesh fabric lined with a lining to create a flattering two-tone effect. Dress offers a relaxed fit with minimal stretch and includes a back zipper closure.

    Model is 5'9" with a 32" bust, 23" waist and 34.5" hips. She is wearing a size small.

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-6025

    Category Name: Mermaid Dresses

    Price: $56.97 $124.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Jolene Formal Glitter Velvet Dress
    Special Occasion 

    Strike a sultry impression in our mesmerizing Jolene dress! She features a sleeveless cowl neckline, spaghetti straps, a mermaid silhouette, and composed of a velvet glitter fabric that offers a form hugging fit with a moderate stretch. Complete look with a faux fur wrap. 

    Fits & Features

    • Sleeveless cowl neckline
    • Spaghetti straps
    • Mermaid silhouette
    • Lined velvet glitter fabric
    • Form hugging fit, moderate stretch, runs true to size
    • Runs true to size

     

    The saturation of glitter varies. Glitter may transfer. 

    Style Number/Barcode: 05002-6093

    Category Name: Mermaid Dresses

    Price: $14.97 $56.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Julieanne Formal Sequin Scroll Dress
    Special Occasion 

    Radiate and glow from the inside out in our charming Julieanne dress! She features a sleeveless bodice, a plunging V neckline with built in no slip strip and a double row of spaghetti straps that leads to a cross back design. Her slim fit bodice leads to a floor length silhouette with a flared hemline. The all over lined mesh fabric is adorned with glitzy sequins set in a scroll print pattern. Dress offers a form hugging fit with minimal stretch. Includes a back zipper closure.

    Model is 5'9.5" with a 34" bust, 23.5" waist and 35.5" hips. She is wearing a size small.

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-6126

    Category Name: Mermaid Dresses

    Price: $19.97 $119.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Aria Formal Satin Ruched Dress
    Special Occasion 

    Make your night one to remember in our mesmerizing Aria dress! She features an all over a sleeveless bodice, a plunging V neckline, padded cups and princess seams. Her narrow straps lead to a trendy open back that leads to a ruched lower back detail. Her slim fit bodice leads to an elongating floor length silhouette. Aria is composed of a stretchy satin fabric that offers a form hugging fit with a moderate stretch. 

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-6134

    Category Name: Mermaid Dresses

    Price: $21.97 $59.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Savannah Formal Lattice Back Dress
    Special Occasion 

    Stun in elegance as you wow in our Savannah dress! She features an all over teal hue, a deep V neckline, padded cups and princess seams. Her back features an open back with a lattice detailing that leads to a lower zipper closure. Her slim fit bodice leads to a form hugging mermaid silhouette accented with vertical seams that create an hourglass illusion. Dress is composed of a lined crepe fabric and offers a moderate stretch.

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-6182

    Category Name: Mermaid Dresses

    Price: $26.97 $74.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Clarissa Formal Bandage Lattice Dress
    Special Occasion 

    Wrap yourself in our figure flattering Clarissa dress! She features an all over bold red hue, a sleeveless bodice, a plunging V neckline with wide shoulder straps, padded cups and princess seams. Her back features a multi strap lattice back that is complemented with a lower back zipper closure. Her slim fit bodice leads to an hourglass-like floor length silhouette accented with bandage details to highlight curves! Dress is composed of a lined textured ponte fabric that offers a moderate stretch.

    Model is 5'7" with a 34" bust, 24" waist and 36" hips. She is wearing a size small.

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-6185

    Category Name: Mermaid Dresses

    Price: $20.97 $54.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Keisha Formal Scalloped Lace Dress
    Special Occasion 

    Grace them with lace as you stun in our Keisha red dress! She features an elastic off the shoulder neckline with a V neck bust, unlined short sleeves and princess seams. Her relaxed fit bodice leads to a form hugging mermaid silhouette that brings plenty of flare! She is composed of a lined floral scalloped lace fabric that offers a moderate stretch. 

    Model is 5'7" with a 34" bust, 24" waist and 36" hips. She is wearing a size small.

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-6191

    Category Name: Mermaid Dresses

    Price: $20.97 $54.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Cheyenne Formal Strapless Satin Dress
    Special Occasion 

    Lead the room in stunning satin as you capture hearts in our Cheyenne dress! She features an all over blue hue, a sleeveless bodice, a sweetheart neckline with a built in no slip strip, padded cups, built in boning for structure and princess seams. Her slim fit bodice leads to a dramatically flared floor length silhouette with vertical seams to create an hour glass illusion. She is composed of a lined satin fabric that offers a relaxed fit with minimal stretch. Includes a petticoat and back zipper closure.

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-6204

    Category Name: Mermaid Dresses

    Price: $32.97 $89.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Gwenyth Iridescent Lace Up Dress
    Special Occasion

    Aren't you a rare sight? This magical lavender Gwenyth lace up dress is a true fantasy! She features a deep V neckline, a plunging back with lace up straps, an exposed back zipper closure, and all over iridescent purple sequins. A body-hugging silhouette is complemented with her floor length trumpet skirt that flares at the hem. Gwenyth includes a short knit lining and has minimal stretch. 

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-6247

    Category Name: Mermaid Dresses

    Price: $33.97 $74.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • 50% Off
  • Salma Formal Sequin Scroll Print Dress
    Special Occasion 

    Make your night one to remember in our fiery Salma dress! She features a sleeveless bodice, a plunging V neckline, a double row of corded straps that lead to a cross back design. Her slim fit bodice leads to a floor length silhouette that hugs curves to create an hourglass illusion. Dress is composed of a lined mesh fabric adorned with sparkling sequins set in a scroll print. Dress offers a form hugging fit that offers a slight stretch. Includes a lower back zipper closure and partial skirt lining.

    Model is 5'8" with a 32" bust, 23" waist and 36" hips. She is wearing a size small

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-6261

    Category Name: Mermaid Dresses

    Price: $40.97 $89.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Janessa Open Back Sequin Dress
    Special Occasion 

    Strike a pose in shimmering sequins! Our Janessa dress features a rich royal blue hue, a sleeveless bodice, a V neckline with padded cups, an empire waist accent, adjustable narrow straps and a bold open back! Her slim fit bodice leads to a sweeping mermaid silhouette with a side slit and flared train. She is composed of a mesh fabric adorned with gleaming sequins. Dress offers a relaxed fit with a minimal stretch. Includes a smooth knit lining and lower back zipper closure.

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-6331

    Category Name: Mermaid Dresses

    Price: $19.97 $99.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Lyanna Formal Velvet Mermaid Dress
    Special Occasion 

    Grace them with class as you capture their heart in our Lyanna dress! She features a chic black hue, a sleeveless bodice, a V neckline, princess seams and adjustable narrow straps. Her slim fit bodice features a narrow waist band accent and leads to a flaring mermaid silhouette to grace your every step. Dress is composed of a lined velvet fabric that offers a form hugging fit with a moderate stretch. Includes a back zipper closure.

    Model is 5'9.5" with a 34" bust, 23.5" waist and 35.5" hips. She is wearing a size small.
     

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-6365

    Category Name: Mermaid Dresses

    Price: $25.97 $69.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free