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Mermaid Prom Dresses

Mermaid Prom Dresses 2026 – Sleek, Sexy & Show-Stopping

Turn every head in the room with a stunning mermaid prom dress from Promfast. Designed to hug your curves and flare dramatically at the hem, our mermaid prom dresses are the ultimate choice for a bold, unforgettable prom night look.

  • Floor-length mermaid & trumpet silhouettes
  • Lace, sequin, satin & chiffon fabrics
  • Backless, V-neck & sweetheart neckline styles
  • Custom sizing available for the perfect fit

Shop our 2026 mermaid prom dress collection at Promfast and make your grand entrance one they'll never forget.

Strapless Black V Neck Feather Glitter Mermaid Long Prom Dress PFP2347

Strapless Black V Neck Feather Glitter Mermaid Long Prom Dress PFP2347
Promfast Sexy Mermaid Open Back Spaghetti Straps Prom Dresses With Train PFP2030

Promfast Sexy Mermaid Open Back Spaghetti Straps Prom Dresses With Train PFP2030
Sweep Train Mermaid Strapless White Long Prom Dresses With Gold Lace PFP1086

Sweep Train Mermaid Strapless White Long Prom Dresses With Gold Lace PFP1086
Baby Blue Tulle Long Simple Flower Senior Prom Dress With White Top,Long Tulle Evening Dress PFP0889

Baby Blue Tulle Long Simple Flower Senior Prom Dress With White Top,Long Tulle Evening Dress PFP0889
Dark Purple Mermaid V Neck Sequins Long Prom Dress PFP2557

Dark Purple Mermaid V Neck Sequins Long Prom Dress PFP2557
Chic Yellow Satin Mermaid Long Prom Dress, Yellow Low Back Party Dress PFP2532

Chic Yellow Satin Mermaid Long Prom Dress, Yellow Low Back Party Dress PFP2532
Simple Off Shoulder Satin Mermaid Black Long Prom Dress, Black Long Formal Dress PFP2519

Simple Off Shoulder Satin Mermaid Black Long Prom Dress, Black Long Formal Dress PFP2519
Promfast Black Sweetheart Mermaid Lace Prom Dress,Chic Prom Dress,Party Prom Gowns PFP2239

Promfast Black Sweetheart Mermaid Lace Prom Dress,Chic Prom Dress,Party Prom Gowns PFP2239
Promfast Two Piece Black Sequin Mermaid Tassle Long Prom Gown Evening Dress PFP2211

Promfast Two Piece Black Sequin Mermaid Tassle Long Prom Gown Evening Dress PFP2211
Promfast Simple Light Blue Mermaid Long Prom Dresses, V Neck Mermaid Formal Evening Dresses PFP2086

Promfast Simple Light Blue Mermaid Long Prom Dresses, V Neck Mermaid Formal Evening Dresses PFP2086
Mermaid Dark Green Prom Dresses With Long Sleeves Illusion Neck Party Dresses PFP1688

Mermaid Dark Green Prom Dresses With Long Sleeves Illusion Neck Party Dresses PFP1688
Off the Shoulder Pink Appliques Mermaid Long Plus Size Prom Dress PFP1404

Off the Shoulder Pink Appliques Mermaid Long Plus Size Prom Dress PFP1404
Mermaid Off-the-Shoulder Sweep Train Leopard Print Prom Dress PFP1359

Mermaid Off-the-Shoulder Sweep Train Leopard Print Prom Dress PFP1359
Long Sexy Red Lace See Through Split Mermaid Prom Evening Dresses PFP1322

Long Sexy Red Lace See Through Split Mermaid Prom Evening Dresses PFP1322
Mermaid Black Elegant Off the Shoulder Long Lace Long Sleeves Sexy Prom Dress PFP0993

Mermaid Black Elegant Off the Shoulder Long Lace Long Sleeves Sexy Prom Dress PFP0993
Luxurious Cap Sleeves Dark Green Split-Front Open Back Long Sequin Sexy Mermaid Prom Dress PFP0984

Luxurious Cap Sleeves Dark Green Split-Front Open Back Long Sequin Sexy Mermaid Prom Dress PFP0984
Black Sweetheart Mermaid Sexy Lace Prom Dress,Long Black Evening Dresses PFP0969

Black Sweetheart Mermaid Sexy Lace Prom Dress,Long Black Evening Dresses PFP0969
Mermaid Long Sleeve Black White Lace Applique Prom Dresses,Formal Graduation Dresses

Mermaid Long Sleeve Black White Lace Applique Prom Dresses,Formal Graduation Dresses PFP0808
Fashion Design Off Shoulder Mermaid Burgundy Long Party Prom Dresses

Fashion Design Off Shoulder Mermaid Burgundy Long Party Prom Dresses PFP0756
Simple Spaghetti Straps Backless Red Prom Dress,Long Mermaid Formal Dresses

Simple Spaghetti Straps Backless Red Prom Dress,Long Mermaid Formal Dresses PFP0623
Sexy Mermaid Spaghetti Straps Red Side Slit Long Prom Dresses

Sexy Mermaid Spaghetti Straps Red Side Slit Long Prom Dresses PFP0560
Black evening gown on a mannequin against a decorative background

Black Sweetheart Straps Mermaid Satin Prom Dress, Black Lace Top Long Formal Dress PFP3053
Burgundy Velvet Off The Shoulder Mermaid Gown with Ruched Bodice PFP3048

Burgundy Velvet Off The Shoulder Mermaid Gown with Ruched Bodice PFP3048
Woman in a brown evening gown with lace details taking a mirror selfie.

Sweetheart Chocolate Brown Long Sleeve Backless Appliques Lace Floor Length Satin Mermaid Prom Dress PFP3047
White evening gown with a large bow on a black background

Simple Mermaid Satin Sweep Train White Long Prom Dress PFP3041
Red evening gown on a mannequin in a room with furniture and decor.

Sexy Red Long Mermaid Ruffles Satin Prom Dress With Beads PFP3034
Pink evening gown on a mannequin against a black background

Elegant Pink Satin Off Shoulder Mermaid Party Gown, Long Formal Evening Dress PFP3029
Woman in a red dress standing next to a piano in an elegant room.

Burgundy Velvet Long Mermaid Prom Dresses, Long Fomal Graduation Dresses PFP3028
Orange evening gown on a mannequin in a room with furniture and decor.

Halter Prom Dress, Vestidos De Noche, Satin Prom Dress, Mermaid Prom Dresses, Sexy Formal Dresses PFP3027
Purple evening gown on a mannequin against a black background

Mermaid Off Shoulder Satin Purple Long Prom Dress, Purple Formal Dress PFP3025
Champagne Off Shoulder Satin Mermaid Evening Gown, Elegant Long Prom Dress PFP3021

Champagne Off Shoulder Satin Mermaid Evening Gown, Elegant Long Prom Dress PFP3021
Cute Blue Mermaid Long Prom Dresses, Long Formal Graduation Dresses PFP3020

Cute Blue Mermaid Long Prom Dresses, Long Formal Graduation Dresses PFP3020