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Maxi Occasion Dresses

Make a statement at any celebration with our collection of maxi occasion dresses, designed to combine timeless sophistication with modern allure. Flowing silhouettes create effortless movement, while luxurious fabrics such as chiffon, satin, crepe, and lace ensure a polished finish. From softly draped styles to structured floor-length gowns, each design elevates every event, from weddings and gala dinners to evening parties. Our long occasion dresses offer versatility in colour, from soft pastels to bold jewel tones, making every look feel memorable. Explore our collection below.
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favourite
Premium Slinky Crepe Scarf Detail Maxi Dress
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KarenMillen

Premium Slinky Crepe Scarf Detail Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£47.00 £189.00
light-blue color black color burgundy color
favourite
Petite Compact Stretch Viscose Maxi Dress
Petite
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KarenMillen

Petite Compact Stretch Viscose Maxi Dress

  • Detail: Plain
  • Fabric: Polyester
  • Sleeve length: Sleeveless
£259.00
favourite
Plus Size Cotton Poplin Pleated Maxi Dress
Plus
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KarenMillen

Plus Size Cotton Poplin Pleated Maxi Dress

  • Detail: Plain
  • Fabric: Woven
  • Style: Maxi Dress
£107.40 £179.00
favourite
Linen Woven Strappy Maxi Dress
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KarenMillen

Linen Woven Strappy Maxi Dress

  • Detail: Plain
  • Neckline: Strappy
  • Sleeve length: Strappy
£169.00
favourite
Embellished Taffeta Woven Shirt Dress
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KarenMillen

Embellished Taffeta Woven Shirt Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Shirt Dress
£287.20 £359.00
favourite
Blurred Floral Tulle Plunge Maxi Dress
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KarenMillen

Blurred Floral Tulle Plunge Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
£60.00 £199.00
favourite
Crinkle Cold Shoulder Georgette Woven Maxi Dress
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KarenMillen

Crinkle Cold Shoulder Georgette Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
£159.00
favourite
Feather Crystal Embellished Maxi Dress
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KarenMillen

Feather Crystal Embellished Maxi Dress

  • Detail: Embellished
  • Fabric: Polyester
  • Length: Maxi
£335.20 £419.00
favourite
Floral Twill Collared Maxi Dress
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KarenMillen

Floral Twill Collared Maxi Dress

  • Fabric: Woven
  • Length: Maxi
  • Sleeve length: Sleeveless
£127.20 £159.00
favourite
Petite Twill Collared Maxi Dress
Petite
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KarenMillen

Petite Twill Collared Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£127.20 £159.00
favourite
Satin Applique Woven Maxi Dress
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KarenMillen

Satin Applique Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Strappy
  • Style: Maxi Dress
£72.00 £239.00
mango color baby-pink color
favourite
Textured Rosette Prom Maxi Dress
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KarenMillen

Textured Rosette Prom Maxi Dress

  • Design: Textured
  • Detail: 3D
  • Sleeve length: Sleeveless
£159.20 £199.00
favourite
Floral Applique Lace Maxi Dress
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KarenMillen

Floral Applique Lace Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£84.00 £279.00
favourite
Strappy Pleated Maxi Dress
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KarenMillen

Strappy Pleated Maxi Dress

  • Design: Plain
  • Detail: Plain
  • Fabric: Woven
£83.40 £139.00
favourite
Viscose Metallic Georgette Halter Woven Maxi Dress
Tall
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KarenMillen

Viscose Metallic Georgette Halter Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£42.00 £139.00
favourite
Velvet Embellished Woven Maxi Blazer Dress
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KarenMillen

Velvet Embellished Woven Maxi Blazer Dress

  • Design: Fabric Interest
  • Detail: Embellished
  • Style: Maxi Dress
£232.00 £579.00
favourite
Soft Tailored Pleated Panel Midaxi Dress
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KarenMillen

Soft Tailored Pleated Panel Midaxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Midaxi Dress
£57.00 £189.00
favourite
Kimono Sleeve Embellished Maxi Dress
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KarenMillen

Kimono Sleeve Embellished Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
£90.00 £299.00
blue color rust color
favourite
Ooto Sheer Panelled Woven Maxi Dress
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KarenMillen

Ooto Sheer Panelled Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Strappy
  • Style: Maxi Dress
£105.00 £349.00
favourite
Enamel Chain Detail Halter Maxi Dress
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KarenMillen

Enamel Chain Detail Halter Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£69.00 £229.00
favourite
Satin Strong Shoulder Woven Maxi Dress
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KarenMillen

Satin Strong Shoulder Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£69.00 £229.00
favourite
Embellished Ruffle Strappy Woven Maxi Dress
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KarenMillen

Embellished Ruffle Strappy Woven Maxi Dress

  • Occasion: Going Out
  • SleeveLength: Strappy
  • Style: Maxi Dress
£104.00 £349.00
favourite
Petite Jacquard Sleeveless Woven Maxi Dress
Petite
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KarenMillen

Petite Jacquard Sleeveless Woven Maxi Dress

  • Fabric: Woven
  • Length: Maxi
  • Style: Maxi Dress
£149.00
favourite
Twill Contrast Strappy Woven Maxi Dress
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KarenMillen

Twill Contrast Strappy Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Strappy
  • Style: Maxi Dress
£103.20 £129.00
favourite
Petite Embellished Ruffle Strappy Woven Maxi Dress
Petite
View
KarenMillen

Petite Embellished Ruffle Strappy Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Strappy
  • Style: Maxi Dress
£90.00 £299.00
favourite
Taffeta Bandeau Tailored Rosette Pleat Maxi Dress
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KarenMillen

Taffeta Bandeau Tailored Rosette Pleat Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Tailored Dress
£105.00 £349.00
favourite
One Shoulder Draped Satin Woven Maxi Dress
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KarenMillen

One Shoulder Draped Satin Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Short Sleeve
  • Style: Midaxi Dress
£36.00 £119.00
favourite
Petite Marble Devour Halter Neck Maxi Dress
Petite
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KarenMillen

Petite Marble Devour Halter Neck Maxi Dress

  • Fabric: Viscose
  • Length: Maxi
  • Style: Maxi Dress
£75.00 £299.00
favourite
Petite Satin Sequin And Embroidery Woven Prom Dress
Petite
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KarenMillen

Petite Satin Sequin And Embroidery Woven Prom Dress

  • Length: Maxi
  • Sleeve length: Strappy
  • Style: Maxi Dress
£149.00 £249.00
favourite
Bandage Figure Form Knit Embellished Maxi Dress
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KarenMillen

Bandage Figure Form Knit Embellished Maxi Dress

  • Length: Maxi
  • Sleeve length: Strappy
  • Style: Maxi Dress
£101.40 £169.00
black color ivory color
favourite
Crystal Applique Woven Maxi Dress
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KarenMillen

Crystal Applique Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Short Sleeve
  • Style: Maxi Dress
£236.00 £589.00
favourite
Leopard Print Mesh Maxi Dress
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KarenMillen

Leopard Print Mesh Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
£36.00 £119.00
favourite
Velvet Embellished Strappy Maxi Dress
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KarenMillen

Velvet Embellished Strappy Maxi Dress

  • Length: Maxi
  • Sleeve length: Strappy
  • Style: Maxi Dress
£99.00 £329.00
favourite
Baroque Balloon Sleeve Maxi Dress
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KarenMillen

Baroque Balloon Sleeve Maxi Dress

  • Fabric: Woven
  • Length: Maxi
  • Sleeve length: Long Sleeve
£119.40 £199.00
favourite
Plus Size Crinkle Cold Shoulder Georgette Woven Maxi Dress
Plus
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KarenMillen

Plus Size Crinkle Cold Shoulder Georgette Woven Maxi Dress

  • Detail: Crinkle
  • Neckline: Cold Shoulder
  • Style: Maxi Dress
£159.00
favourite
Floral Tulle Plunge Woven Maxi Dress
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KarenMillen

Floral Tulle Plunge Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
£92.00 £229.00
favourite
Liquid Metallic Split Woven Maxi Dress
Tall
View
KarenMillen

Liquid Metallic Split Woven Maxi Dress

  • Detail: Crinkle
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£159.00
pink color khaki color
favourite
Plus Size Floral Woven Shirt Dress
Plus
View
KarenMillen

Plus Size Floral Woven Shirt Dress

  • Detail: Plain
  • Fabric: Cotton
  • Neckline: Sweetheart
£143.40 £239.00
mono color black color
favourite
Pleated Skirt Detail Belted Maxi Dress
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KarenMillen

Pleated Skirt Detail Belted Maxi Dress

  • Design: Plain
  • Fabric: Woven
  • Style: Maxi Dress
£143.20 £179.00
favourite
Viscose Satin Crepe Woven Maxi Dress
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KarenMillen

Viscose Satin Crepe Woven Maxi Dress

  • Detail: Plain
  • Length: Maxi
  • Neckline: Crew
£137.40 £229.00
ivory color pale-blue color sage color
Showing 40 of 524
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