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Mermaid Prom Dresses

Shop mermaid prom dresses 2027 from Marlas Fashions, the Toronto flagship that ships designer dresses worldwide. Mermaid prom dresses from Ellie Wilde, Jessica Angel, ...Shop mermaid prom dresses 2027 from Marlas Fashions, the Toronto flagship that shi... See more

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1065 Item

Ladivine CH2602 burgundy prom strapless corset mermaid gown in satin with boning and sweep train, front view, formal evening gownLadivine CH2602 burgundy prom lace-up corset back mermaid gown in satin with metal-eyelet closure, back view, evening gown

Ladivine CH2602

Strapless Corset Mermaid Gown with Sweep Train Gown
Sale price$115 USD
Color
+2
Ellie Wilde EW36008 Emerald mermaid prom gown front view with floral lace appliqués over tulle, illusion corset bodice, sweetheart neckline, formal prom gownEllie Wilde EW36008 Emerald mermaid prom gown back view showing full lace-up crisscross open back with beaded train, evening gown

Ellie Wilde EW36008

Mermaid Lace Illusion Corset Gown with Beaded Train
Sale price$629 USD
Color
+6
Clarisse 811236 Navy Blue frontClarisse 811236 Navy Blue back

Clarisse 811236

Square-Neck Fully Sequined Mermaid Gown with Open Back
Sale priceFrom $430
Color
Faviana 11225 Electric Blue side view v-neck satin-finish jersey mermaid gown with ruched open backFaviana 11225 Electric Blue alternate view v-neck satin-finish jersey mermaid gown with ruched open back
Color
+4
Mac Duggal 9949454P emerald petite fitted mermaid gown front view with stretch jersey fabric, bow shoulder strap detail, v-neckline, evening gownMac Duggal 9949454P emerald petite mermaid gown back view with covered mid-back zipper closure, stretch jersey, sleek fitted silhouette, formal prom gown styled for evening nights

Mac Duggal 9949454P

Petite Fitted Mermaid Jersey Gown with Bow Strap
Sale price$272 USD
Color
Ladivine CDS557 dusty pink strapless sweetheart beaded tulle mermaid corset gown with crisscross back — hazy blush-rose front view of the fitted prom and engagement formalLadivine CDS557 dusty pink — rear-facing view of the crisscross back straps and beaded tulle mermaid train in the soft blush-rose tone
Color
Andrea and Leo A1429Andrea and Leo A1429

Andrea and Leo

Style A1429
Sale price$298 USD
Color
Ellie Wilde EW36004 rose gold prom gown side view with beaded illusion bodice, sweetheart neckline, open back, mermaid silhouette, formal prom gownEllie Wilde EW36004 rose gold prom gown back view showing fully open back with spaghetti straps, beaded illusion bodice, sweep train, evening gown
Color
+5
Andrea and Leo A1421Andrea and Leo A1421

Andrea and Leo

Style A1421
Sale price$396 USD
Color
Ladivine CT264 dusty pink V-neck beaded tulle mermaid corset gown with straps and crisscross back — soft hazy blush-rose plus-size  front view of the floor-length formal and wedding guest evening dress with trainLadivine CT264 dusty pink — rear-facing view of the crisscross back straps and beaded tulle mermaid gown in the soft blush-rose tone, designed for upscale formal black tie and wedding-reception events
Ellie Wilde EW37042 Dusk front view strapless sweetheart sequin mermaid prom gown with floral appliqué beading open back and sweep train formal evening gownEllie Wilde EW37042 Dusk back view open back full-length sequin mermaid prom gown with floral bead appliqués structured sweetheart bodice and sweep train evening gown

Ellie Wilde EW37042

Sequin Floral Appliqué Strapless Mermaid Gown with Train
Sale price$629 USD
Color
+7
Ladivine CD766 silver nude spaghetti strap rhinestone sweetheart sheer corset mermaid gown — front viewLadivine CD766 silver nude rhinestone gown — back view of the sheer corset and fitted mermaid silhouette
Color
Ellie Wilde EW35010 Strawberry front view sweetheart mermaid prom gown with beaded lace floral appliqués boning sweep train formal prom gownEllie Wilde EW35010 Strawberry back view sweetheart mermaid prom gown with open lace-up back sweep train evening gown

Ellie Wilde EW35010

Sweetheart Mermaid Lace Beaded Gown with Train
Sale price$629 USD
Color
+15
Ladivine CD776 red V-neck crystal lace mermaid gown with open V-back — vibrant front view evening lookLadivine CD776 red crystal lace mermaid gown — rear view of the open V-back and floor-length train

Ladivine CD776

V-Neck Crystal Lace Mermaid Gown with Open V-Back
Sale price$178 USD
Color
+1
Ellie Wilde EW35011 Cerulean Blue prom dress front view with sequin floral mesh mermaid silhouette deep V-neckline spaghetti straps and sweep train formal prom gownEllie Wilde EW35011 Cerulean Blue prom dress back view with fully open back crisscross lace-up strap closure sequin floral mermaid silhouette and sweep train evening gown

Ellie Wilde EW35011

Deep V-Neck Sequin Floral Mermaid Gown with Train
Sale price$629 USD
Color
+8
Ladivine J871 Black Gold embellished beaded mermaid gown, prom gownLadivine J871 Black Gold beaded mermaid gown with open back, back view pageant gown

Ladivine

Style J871
Sale priceFrom $220
Color
+11
Ellie Wilde EW38208 Dusk sequin mermaid prom dress front view with mesh and jersey, floral appliques, illusion corset bodice, sweetheart neckline, formal prom gown.Ellie Wilde EW38208 Dusk sequin mermaid prom dress back view with mesh and jersey, illusion back, boned corset bodice, floral appliques, evening gown.

Ellie Wilde EW38208

Sequin Mermaid Gown with Illusion Corset Bodice
Sale price$629 USD
Color
+1
LaDivine T721 light yellow off-shoulder beaded chiffon mermaid gown — luminous pastel-yellow front viewLaDivine T721 light yellow — rear-facing view of the off-shoulder mermaid gown with chiffon flare at the hem
Color
La Femme 30746 AquaLa Femme 30746 Aqua

La Femme

Style 30746
Sale price$278 USD
Color
Ellie Wilde EW38026 Sea Glass prom dress front view with fully beaded jersey, floral appliques, strapless sweetheart neckline, fitted mermaid silhouette, stunning gala gown.Ellie Wilde EW38026 Sea Glass prom dress back view with beaded jersey, corset back, floral appliques, fitted mermaid silhouette, elegant formal prom gown.

Ellie Wilde EW38026

Beaded Sweetheart Mermaid Gown with Corset Back
Sale price$735 USD
Color
Andrea & Leo A1493Andrea & Leo A1493

Andrea and Leo

Andrea & Leo A1493
Sale price$396 USD
Color
Ellie Wilde EW38138 Wine prom dress front view with glitter lace and tulle, floral appliques, fitted mermaid silhouette, formal prom gown.Ellie Wilde EW38138 Wine prom dress back view with mesh illusion corset back, beading and train, fitted mermaid silhouette, gala gown.
Color
Andrea and Leo A1513 champagne beige multi front strapless sweetheart mermaid gown with pink floral sequin embroidery on tulle fully beaded bodice and skirt formal prom gownAndrea and Leo A1513 champagne beige multi back crisscross lace-up open back mermaid gown with boned corset and floral sequin embroidery train evening gown, prom gown

Andrea and Leo A1513

Strapless Sweetheart Mermaid Sequin Floral Gown
Sale price$298 USD
Color
Ellie Wilde EW38223 Sage prom dress front view with glitter tulle, lace floral appliqués, sweetheart neckline, fitted mermaid silhouette, formal prom gown.Ellie Wilde EW38223 Sage prom dress back view with lace appliqués, crisscross corset back with boning, fitted mermaid silhouette, evening gown.
Color
Ladivine CDS527 spaghetti strap cut glass beaded sheer corset sheath gown — main front view prom lookLadivine CDS527 cut glass beaded mermaid gown — angled view highlighting the sweetheart bodice and tulle skirt

Ladivine CDS527

Spaghetti Strap Cut Glass Beaded Sheer Corset Sheath Gown
Sale price$139.50 USD
Color
Ellie Wilde EW38202 Apricot prom dress front view with tulle and lace, floral appliqués on boned corset bodice, fitted mermaid silhouette, formal prom gown.Ellie Wilde EW38202 Apricot prom dress back view with lace and tulle, crisscross corset back and sweep train, fitted mermaid silhouette, evening gown.
Color
SaleMay Queen MQ2123 BlackMay Queen MQ2123 Black

May Queen

Style MQ2123
Sale price$173 USD Regular price$323 USD 46% Off
Color
Ellie Wilde EW38013 Red prom dress front view with fully-beaded sequin mesh, sweetheart neckline, fitted mermaid silhouette, formal prom gown with corset back and train.Ellie Wilde EW38013 Red prom dress back view with fully-beaded sequin mesh, corset back closure, fitted mermaid silhouette, pageant-ready gown with sweeping train.

Ellie Wilde EW38013

Strapless Sweetheart Sequin Mermaid Gown with Corset Back
Sale price$675 USD
Color
+2
Ladivine CD798 Black off-shoulder mermaid satin gown with beaded lace corset bodice, prom gownLadivine CD798 Black mermaid satin gown with sweep train, back view evening gown

Ladivine

Style CD798
Sale price$138 USD
Color
Ellie Wilde EW38213 Emerald prom dress front view with glitter tulle, lace appliqués, mermaid silhouette, and sweetheart neckline — a formal prom gown.Ellie Wilde EW38213 Emerald prom dress back view with glitter tulle, crisscross open back, mermaid silhouette, and a sweeping train — an evening gown.

Ellie Wilde EW38213

Glitter Tulle Mermaid Gown with Lace Appliqués
Sale price$675 USD
Color
Ladivine CD794 Dusty Blue beaded mermaid gown with corset bodice, prom gownLadivine CD794 Dusty Blue strapless beaded gown with sweetheart neckline, back view pageant gown

Ladivine

Style CD794
Sale price$258 USD
Color
May Queen MQ2136 SageMay Queen MQ2136 Sage

May Queen

Style MQ2136
Sale price$202 USD
Color
Andrea and Leo A1365Andrea and Leo A1365

Andrea and Leo

Style A1365
Sale price$396 USD
Color
Ladivine CC385 Silver strapless fully sequined mermaid gown with sweetheart neckline, prom gownLadivine CC385 Silver sequined mermaid gown with sweep train, back view evening gown

Ladivine

Style CC385
Sale price$394 USD
Color
La Femme 32932 Dark TealLa Femme 32932 Royal Blue

La Femme

Style 32932
Sale price$318 USD
Color
Ladivine CC2397 Smoky Blue fitted mermaid satin gown with sweetheart corset bodice, prom gownLadivine CC2397

Ladivine

Style CC2397
Sale price$98 USD
Color
+4
Andrea and Leo A1388Andrea and Leo A1388

Andrea and Leo

Style A1388
Sale price$296 USD
Color
La Femme 33558La Femme 33558

La Femme

Style 33558
Sale price$518 USD
Color
May Queen MQ2134 BlackMay Queen MQ2134 Black

May Queen

Style MQ2134
Sale price$253 USD
Color
Faviana 11427 Ink Blue prom dress with jersey and beaded floral appliqués, deep v-neck mermaid silhouette, front view, formal prom gownFaviana 11427 Ink Blue prom dress with open crisscross back and beaded floral appliqués, fitted mermaid silhouette, back view, evening gown
Color
Ladivine 9317 Black beaded mermaid gown with V-neckline, prom gownLadivine 9317 Black beaded V-neck gown with open back, back view pageant gown

Ladivine

Style 9317
Sale price$179.50 USD
Color
Ellie Wilde EW38082 Light Pink halter sweetheart fully beaded mermaid prom gown with sequin embellishment, open back, and sweep train, front view, formal prom gownEllie Wilde EW38082 Light Pink prom dress back view, fully beaded mermaid gown with open back down to the waist and halter neck tie, evening gown

Ellie Wilde EW38082

Halter Sweetheart Fully Beaded Mermaid Gown with Train
Sale price$735 USD
Color
Ladivine KV1112 Burgundy strapless satin mermaid gown with beaded corset bodice and high slit, prom gownLadivine KV1112 Black strapless satin mermaid gown with sweetheart corset bodice, evening gown

Ladivine

Style KV1112
Sale price$199 USD
Color
+2
Elizabeth K GL3627 PeachElizabeth K GL3627 Peach

Elizabeth K

Style GL3627
Sale price$242 USD
Color
Mac Duggal 21253 Red front view strapless satin trumpet prom gown with oversized structured satin bow, fitted silhouette, formal prom gownMac Duggal 21253 Red back view strapless satin trumpet gown with high back construction, structured bodice, black-tie event dress styled for prom

Mac Duggal 21253

Strapless Satin Trumpet Gown with Oversized Bow Gown
Sale price$692 USD
Color
LaDivine CD723 Multi-Color Strapless Mermaid Gown – Sequin Floral Tulle Train Pageant Formal Dress | Marlas FashionsLaDivine CD723 Multi-Color Strapless Mermaid Gown – Sequin Floral Tulle Train Pageant Formal Dress | Marlas Fashions
Ellie Wilde EW38015 Royal Blue prom dress front view with glitter beaded jersey, v-neck, fitted mermaid silhouette, formal prom gown.Ellie Wilde EW38015 Royal Blue prom dress back view with glitter beaded jersey, open-back design, sweep train silhouette, evening gown.

Ellie Wilde EW38015

Beaded Glitter Knit V-Neck Open-Back Gown with Sweep Train
Sale price$715 USD
Color
Portia and Scarlett PS26023 leopard prom dress full view satin mermaid gown with sweetheart neckline bead trim straps and trumpet hem formal prom gownPortia and Scarlett PS26023 leopard prom dress detail view bead trim sweetheart neckline and straps on satin mermaid bodice with boning evening gown

Portia and Scarlett PS26023

Satin Leopard-Print Mermaid Gown with Straps
Sale price$439 USD
Color

Shop mermaid prom dresses 2027 from Marlas Fashions, the Toronto flagship that ships designer dresses worldwide. Mermaid prom dresses from Ellie Wilde, Jessica Angel, Mac Duggal, Ladivine, Sherri Hill and La Femme, with new 2027 arrivals and best sellers first. Chosen for prom, grad, formals and winter formals. Shipped worldwide from Toronto and Los Angeles, free over $250 across Canada and the USA, with a price-match guarantee and easy returns.

Mermaid Prom Dresses 2027

Marlas Fashions is one of North America's largest designer dress destinations, shipping from Toronto and Los Angeles: a 10,000 sq. ft. flagship showroom with over 8,000 dresses in Toronto, Canada, more than 100,000 clients styled, more than 500,000 followers across our social platforms, and an online store that ships to every province in Canada, all 50 US states and worldwide. This page brings together mermaid prom dresses from Ellie Wilde, Jessica Angel, Mac Duggal, Ladivine, Sherri Hill and La Femme, priced from $130 to $1,825 CAD with most between $130 and $662. Every dress is an authentic designer style bought directly from the designer, never a replica.

New mermaid prom dresses for 2027

76 new 2027 mermaid prom dresses have landed this season from Ellie Wilde, Mac Duggal, Sherri Hill and Faviana. They sit first in the grid, followed by proven best sellers, so the first pages are always the newest and strongest styles.

Mermaid Prom Dresses for every occasion

These mermaid prom dresses are chosen for prom, grad, formals and winter formals. Customers most often shop them for prom, evening events, formal events, wedding guests and galas. The most-stocked looks are mermaid, fitted, open-back, jersey, beaded and simple, and the colours customers ask for most are blue, green, pink, hot pink, black and red. Use the filters to narrow by designer, colour, size, length, neckline, fabric and price, or start from the tiles above.

Shipping worldwide from Toronto and Los Angeles

Marlas Fashions ships mermaid prom dresses worldwide with tracked delivery from two hubs, Toronto and Los Angeles. Canadian orders ship from Toronto, free over $250, priced in Canadian dollars. US orders ship from Los Angeles in USD with free shipping over $250 to every state. International customers check out in CAD or USD and receive the same price-match guarantee and easy returns. Need it fast? Our Toronto team confirms stock and ship dates by phone, text or WhatsApp before you order.

Sizes and fit

Most mermaid prom dresses run from size 00 to 16, with 370 styles in plus sizes up to 24 or 26 and 2 petite styles. Each product page shows that designer's size chart; measure bust, waist and hips and compare, because formal sizing differs from everyday clothing. Our stylists confirm sizing by phone, text or WhatsApp.

Why shop mermaid prom dresses at Marlas Fashions

  • One of North America's largest designer dress destinations, shipping from Toronto and Los Angeles: mermaid prom dresses online and thousands more in our Toronto flagship.
  • Authorized retailer for Ellie Wilde, Jessica Angel, Mac Duggal, Ladivine, Sherri Hill and La Femme: authentic current-season styles, never replicas.
  • Worldwide shipping from Toronto and Los Angeles with tracked delivery, free on orders over $250 across Canada and the USA.
  • A price-match guarantee and easy returns, with stylists available by phone, text and WhatsApp.
  • More than 100,000 clients styled and more than 500,000 followers across our social platforms.

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