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Birthday Dresses

Mark the moment with refined appeal after browsing our celebration-ready curation of birthday dresses. This party-appropriate edit merges fashion-first influences with an essence of elevated design, ready for your 21st, 30th, 40th and beyond. The timeless black birthday dress is contrasted by a bold curation of colour that will keep you in the spotlight, with bold brights, aquatic blues, delicate pastels, zesty hues, and plenty of patterns and prints — with florals, geometrics, tropicals, stripes, and watercolour gradients. Pick your birthday dress from mini, midi and maxi lengths, appearing in an array of styles. Find elegant birthday dresses crafted from silk, satin and chiffon, as well as sculpted silhouettes in our revered compact stretch fabric, jersey and structured crepe fabric. Our classy birthday dresses appear with an artful series of finishes; featuring glittering paillettes, floral-inspired rosettes, beaded tassels, geometric crystal embellishments, diamante and faux pearl fringing, inlaid sequin stitching, feather trims, ornate floral jacquard, intricate embroidery, and metallic stitching that flows on the form. Shop birthday dresses for women below.

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favourite
Cluster Sequin & Crystal Embellished Bandeau Tailored Mini Dress
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KarenMillen

Cluster Sequin & Crystal Embellished Bandeau Tailored Mini Dress

  • Length: Mini
  • Occasion: Occasion
  • SleeveLength: Sleeveless
£91.00 £259.00
favourite
Petite Textured Sequin Long Sleeve Mini Dress
Petite
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KarenMillen

Petite Textured Sequin Long Sleeve Mini Dress

  • Design: Plain
  • Detail: Sequin
  • Sleeve length: Sleeveless
£65.45 £119.00
favourite
Sequin Bandeau Train Detail Mini Dress
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KarenMillen

Sequin Bandeau Train Detail Mini Dress

  • Neckline: Bandeau
  • Sleeve length: Sleeveless
  • Style: Mini Dress
£76.45 £139.00
silver color chocolate color black color
favourite
Draped One Shoulder Jersey Stretch Sequin Mini Dress
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KarenMillen

Draped One Shoulder Jersey Stretch Sequin Mini Dress

  • Occasion: Occasion
  • SleeveLength: Sleeveless
  • Style: Mini Dress
£119.00
favourite
Textured Sequin Long Sleeve Mini Dress
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KarenMillen

Textured Sequin Long Sleeve Mini Dress

  • Design: Plain
  • Detail: Sequin
  • Style: Mini Dress
£65.45 £119.00
favourite
Floral Applique Embellished Organdie Woven Mini Dress
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KarenMillen

Floral Applique Embellished Organdie Woven Mini Dress

  • Fabric: Woven
  • Sleeve length: Long Sleeve
  • Style: Mini Dress
£91.00 £259.00
black color plum color
favourite
Kimono Sleeve Embellished Mini Dress
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KarenMillen

Kimono Sleeve Embellished Mini Dress

  • Length: Mini
  • Sleeve length: Long Sleeve
  • Style: Mini Dress
£67.00 £269.00
favourite
Petite Floral Applique Embellished Organdie Woven Mini Dress
Petite
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KarenMillen

Petite Floral Applique Embellished Organdie Woven Mini Dress

  • Design: Plain
  • Detail: Embellished
  • Neckline: Crew
£91.00 £259.00
favourite
Hand Embellished Georgette Mini Dress
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KarenMillen

Hand Embellished Georgette Mini Dress

  • Fabric: Woven
  • Length: Mini
  • Style: Mini Dress
£109.45 £199.00
favourite
Embellished Mini Dress With Cape
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KarenMillen

Embellished Mini Dress With Cape

  • Length: Mini
  • Sleeve length: Sleeveless
  • Style: Mini Dress
£135.00 £269.00
favourite
Crystal Embellished Satin Twill Mini Dress
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KarenMillen

Crystal Embellished Satin Twill Mini Dress

  • Design: Embellished
  • Length: Mini
  • Style: Mini Dress
£98.45 £179.00
black color purple color
favourite
Embellished Revival Woven Mini Dress
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KarenMillen

Embellished Revival Woven Mini Dress

  • Length: Mini
  • Sleeve length: Long Sleeve
  • Style: Mini Dress
£170.00 £339.00
favourite
Embellished Hotfix Tailored Bandeau Mini Dress
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KarenMillen

Embellished Hotfix Tailored Bandeau Mini Dress

  • Detail: Embellished
  • Sleeve length: Sleeveless
  • Style: Mini Dress
£109.45 £199.00
favourite
Premium Crystal Embellished Jersey Cowl Neck Mini Dress
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KarenMillen

Premium Crystal Embellished Jersey Cowl Neck Mini Dress

  • Detail: Embellished
  • Fabric: Jersey
  • Sleeve length: Long Sleeve
£80.00 £199.00
gold color cobalt color
favourite
Petite Embellished Fringe Strappy Woven Mini Dress
Petite
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KarenMillen

Petite Embellished Fringe Strappy Woven Mini Dress

  • Length: Mini
  • Neckline: V Neck
  • Sleeve length: Sleeveless
£85.00 £339.00
favourite
Crystal Embellished Mini Halter Dress
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KarenMillen

Crystal Embellished Mini Halter Dress

  • Length: Mini
  • Sleeve length: Sleeveless
  • Style: Mini Dress
£237.15 £279.00
favourite
Petite Tropical Bead Detail Mini Dress
Petite
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KarenMillen

Petite Tropical Bead Detail Mini Dress

  • Fabric: Woven
  • Neckline: Round Neck
  • Style: Mini Dress
£149.00 £299.00
favourite
Petite Premium Embellished Mini Dress
Petite
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KarenMillen

Petite Premium Embellished Mini Dress

  • Length: Mini
  • Sleeve length: Strappy
  • Style: Mini Dress
£129.00 £429.00
favourite
Bandage Form Fitting Cape Sleeve Embellished Mini Dress
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KarenMillen

Bandage Form Fitting Cape Sleeve Embellished Mini Dress

  • Fabric: Polyester
  • Neckline: V Neck
  • Style: Mini Dress
£63.00 £179.00
cobalt color green color
favourite
Embellished Trim Velvet Mini Dress
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KarenMillen

Embellished Trim Velvet Mini Dress

  • Fabric: Velvet
  • Length: Mini
  • Style: Mini Dress
£76.45 £139.00
black color violet color
favourite
Compact Stretch Embellished Trim Tailored Belted Mini Dress
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KarenMillen

Compact Stretch Embellished Trim Tailored Belted Mini Dress

  • Length: Mini
  • Sleeve length: Long Sleeve
  • Style: Midi Dress
£104.00 £259.00
favourite
Petite Tweed Embellished Trim Tailored Belted Mini Dress
Petite
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KarenMillen

Petite Tweed Embellished Trim Tailored Belted Mini Dress

  • Length: Mini
  • Neckline: Scoop
  • Sleeve length: Long Sleeve
£139.00 £279.00
favourite
Embroidered Organdie Balloon Woven Mini Dress
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KarenMillen

Embroidered Organdie Balloon Woven Mini Dress

  • Design: Embroidered
  • Fabric: Polyester
  • Sleeve length: Long Sleeve
£119.00 £339.00
favourite
Tweed Embellished Trim Tailored Belted Mini Dress
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KarenMillen

Tweed Embellished Trim Tailored Belted Mini Dress

  • Fabric: Polyester
  • Neckline: Scoop
  • Sleeve length: Long Sleeve
£153.45 £279.00
favourite
Crystal Embellished Halter Neck Woven Mini Dress
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KarenMillen

Crystal Embellished Halter Neck Woven Mini Dress

  • Length: Mini
  • Sleeve length: Sleeveless
  • Style: Mini Dress
£51.00 £169.00
favourite
Embellished Strong Shoulder Woven Mini Dress
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KarenMillen

Embellished Strong Shoulder Woven Mini Dress

  • Length: Mini
  • Sleeve length: Cap Sleeve
  • Style: Mini Dress
£130.00 £259.00
favourite
Embellished Pearl Long Sleeve Mini Dress
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KarenMillen

Embellished Pearl Long Sleeve Mini Dress

  • Length: Mini
  • Sleeve length: Sleeveless
  • Style: Mini Dress
£79.00 £319.00
favourite
Petite Crystal Embellished Strong Shoulder Woven Mini Dress
Petite
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KarenMillen

Petite Crystal Embellished Strong Shoulder Woven Mini Dress

  • Length: Mini
  • Sleeve length: Cap Sleeve
  • Style: Mini Dress
£130.00 £259.00
favourite
Petite Crystal Embellished Viscose Crepe Woven Mini Dress
Petite
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KarenMillen

Petite Crystal Embellished Viscose Crepe Woven Mini Dress

  • Detail: Embellished
  • Length: Mini
  • Neckline: Sweetheart
£72.00 £289.00
favourite
Beaded Detail Mini Dress
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KarenMillen

Beaded Detail Mini Dress

  • Design: Plain
  • Fabric: Woven
  • Style: Mini Dress
£145.00 £289.00
favourite
Ponte Embellished High Neck Mini Prom Dress
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KarenMillen

Ponte Embellished High Neck Mini Prom Dress

  • Neckline: High Neck
  • Sleeve length: Sleeveless
  • Style: Mini Dress
£76.45 £139.00
favourite
Petite Embroidered Organdie Balloon Woven Mini Dress
Petite
View
KarenMillen

Petite Embroidered Organdie Balloon Woven Mini Dress

  • Design: Embroidered
  • Fabric: Polyester
  • Style: Mini Dress
£119.00 £339.00
lime color black color
favourite
Petite Crystal Trim Velvet Mini Dress With High Neck
Petite
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KarenMillen

Petite Crystal Trim Velvet Mini Dress With High Neck

  • Design: Embellished
  • Length: Mini
  • Style: Mini Dress
£76.45 £139.00
favourite
Fringe Detail Beaded Mini Dress
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KarenMillen

Fringe Detail Beaded Mini Dress

  • Fabric: Woven
  • Neckline: Round Neck
  • Style: Mini Dress
£130.00 £259.00
pink color blue color
favourite
Bandage Form Fitting Cape Sleeve Embellished Mini Dress
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KarenMillen

Bandage Form Fitting Cape Sleeve Embellished Mini Dress

  • Detail: Embellished
  • Length: Mini
  • Style: Mini Dress
£90.00 £179.00
favourite
Crystal Trim Velvet Mini Dress With High Neck
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KarenMillen

Crystal Trim Velvet Mini Dress With High Neck

  • Design: Embellished
  • Detail: Embellished
  • Length: Mini
£97.30 £139.00
favourite
Velvet Crystal Button Mini Dress
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KarenMillen

Velvet Crystal Button Mini Dress

  • Design: Plain
  • Length: Mini
  • Style: Mini Dress
£76.45 £139.00
merlot color black color
favourite
Petite Maxi Draped Fringe Knitted Mini Dress
Petite
View
KarenMillen

Petite Maxi Draped Fringe Knitted Mini Dress

  • Length: Mini
  • Neckline: Round Neck
  • Style: Mini Dress
£89.00 £179.00
favourite
Tailored Puff Sleeve Trim V Neck Detail Mini Dress
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KarenMillen

Tailored Puff Sleeve Trim V Neck Detail Mini Dress

  • Design: Plain
  • Fabric: Polyester
  • Neckline: V Neck
£42.00 £119.00
magenta color ivory color black color
favourite
Compact Stretch Seam Detail Tailored Mini Dress
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KarenMillen

Compact Stretch Seam Detail Tailored Mini Dress

  • Design: Plain
  • Detail: Plain
  • Length: Mini
£77.00 £219.00
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