Plus Size Birthday Dresses
Custom cuts for celebration-ready elegance, find an unforgettable birthday fit for 21st, 30th and beyond in the plus size birthday dresses edit. Offering a bespoke approach to after-dark luxury, the mini, midi and maxi silhouettes in the plus size birthday dresses collection boast premium textiles aplenty. Think tactile silhouettes that flow with plenty of silk, chiffon, mesh, leather, satin, and polished twill iterations, alongside sculpting iterations that are crafted from close-fitting knits. You’ll find plenty of ponte, structured crêpe, knitted jersey, and our industry-revered Compact Stretch — creating a contoured approach to plus size birthday outfits. Find your signature color from streamlined black, feminine pink, refined neutrals, soft pastels, and plenty of bold brights. Party-ready with dramatic touches (such as feather cuffs, shimmering sequins, bright paillettes, lace trims and intricate embellishments), find birthday dresses for women plus size below.
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Plus Size Mother Of The Bride Dresses
Plus Size Formal Dresses
Plus Size Floral Dresses
Plus Size Brown Dresses
Plus Size Long Sleeve Dresses
Plus Size Evening Dresses
Plus Size Khaki Dresses
Plus Size Prom Dresses
Plus Size Black Dresses
Plus Size White Dresses
Plus Size Maxi Dresses
Plus Size Sequin Dresses
Plus Size Red Dresses
Plus Size Purple Dresses
Plus Size Black Tie Dresses
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KarenMillen
Plus Size Foil Metallic Figure Form Bandage Angel Sleeve Knit Maxi Dress
- Length: Maxi
- Sleeve length: Sleeveless
- Style: Maxi Dress
$299.00
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KarenMillen
Plus Size Soft Tailored One Shoulder Cape Sleeve Maxi Dress
- Length: Maxi
- Sleeve length: Sleeveless
- Style: Maxi Dress
$519.00
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KarenMillen
Plus Size Tailored Cape Detail Maxi Dress
- Occasion: Occasion
- SleeveLength: Long Sleeve
- Style: Maxi Dress
$359.00
$599.00
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KarenMillen
Plus Size Compact Stretch Bow Tie Neck Trim Detail Tailored Full Midi Dress
- Length: Midi
- Sleeve length: Sleeveless
- Style: Midi Dress
$239.00
$479.00
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KarenMillen
Plus Size Soft Tailored Colour Block High Neck Pleated Midi Dress
- Length: Midi
- Sleeve length: Sleeveless
- Style: Midi Dress
$399.00
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KarenMillen
Plus Size Premium Ruched Jersey Maxi Dress
- Sleeve length: Short Sleeve
- Style: Maxi Dress
$279.00
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KarenMillen
Plus Size Polished Tailored Cape Drape Maxi Column Dress
- Sleeve length: Sleeveless
- Style: Maxi Dress
$439.00
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KarenMillen
Plus Size Foil Metallic Figure Form Bandage Strappy Knit Maxi Dress
- Length: Maxi
- Sleeve length: Strappy
- Style: Maxi Dress
$299.00
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KarenMillen
Plus Size Crystal Embellished Woven Plunge Detail Maxi Dress
- Length: Maxi
- SleeveLength: Long Sleeve
- Style: Maxi Dress
$429.00
$719.00
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KarenMillen
Plus Size Floral Print Silk Cotton Strappy Woven Maxi Dress
- Length: Maxi
- Sleeve length: Strappy
- Style: Maxi Dress
$439.00
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KarenMillen
Plus Size Premium Crystal Embellished Midi Dress
- Length: Midi
- Sleeve length: Sleeveless
- Style: Midi Dress
$269.00
$459.00
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KarenMillen
Plus Size Compact Stretch Ruffle Peplum Belted Pencil Midi Dress
- Length: Midi
- Sleeve length: Sleeveless
- Style: Midi Dress
$459.00
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KarenMillen
Plus Size Scattered Floral Balloon Sleeve Pleated Crinkle Cut Out Woven Maxi Dress
- Length: Maxi
- Sleeve length: Long Sleeve
- Style: Maxi Dress
$199.00
$399.00
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KarenMillen
Plus Size Marble Soft Pleated V Neck Woven Maxi Dress
- Sleeve length: Sleeveless
- Style: Maxi Dress
$209.00
$359.00
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KarenMillen
Plus Size Crystal Embellished Woven Plunge Detail Maxi Dress
- Length: Maxi
- Sleeve length: Long Sleeve
- Style: Maxi Dress
$499.00
$719.00
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KarenMillen
Plus Size Twill Contrast Tux Tailored Full Skirted Shirt Dress
- Length: Midi
- Sleeve length: Sleeveless
- Style: Full Skirted Dress
$459.00
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KarenMillen
Plus Size Bandage Figure Form Knit Woven Cape Detail Maxi Dress
- Length: Maxi
- Sleeve length: Sleeveless
- Style: Maxi Dress
$259.00
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KarenMillen
Plus Size Premium Crystal Embellished Woven Maxi Dress
- Length: Maxi
- SleeveLength: Long Sleeve
- Style: Maxi Dress
$599.00
$1199.00
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KarenMillen
Plus Size Compact Stretch Tailored Colour Block Full Skirted Midi Dress
- Length: Midi
- Sleeve length: Sleeveless
- Style: Midi Dress
$329.00
$479.00
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KarenMillen
Plus Size Botanical Embroidery Organdie Angel Sleeve Midi Dress
- Length: Midi
- Sleeve length: Short Sleeve
- Style: Midi Dress
$599.00
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KarenMillen
Plus Size Tailored Check Peplum Belted Mini Dress
- Length: Mini
- Sleeve length: Long Sleeve
- Style: Mini Dress
$359.00
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KarenMillen
Plus Size Figure Form Bandage Knit Asymmetric Strap Midi Dress
- Length: Midi
- SleeveLength: Strappy
- Style: Knitted Dress
$79.00
$259.00
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KarenMillen
Plus Size Baroque Organdie Applique And Beaded Bell Sleeve Woven Midi Dress
- Length: Midi
- Sleeve length: Long Sleeve
- Style: Midi Dress
$319.00
$799.00
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KarenMillen
Plus Size Crystal Embellished Scuba Crepe Bandeau Midi Dress
- Length: Maxi
- SleeveLength: Long Sleeve
- Style: Midi Dress
$469.00
$779.00
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KarenMillen
Archive Plus Size Mesh Embellished Embroidered Sheer Shirt Dress
- Length: Maxi
- Sleeve length: Long Sleeve
- Style: Maxi Dress
$229.00
$379.00
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KarenMillen
Plus Size Hand Embroidered And Sequin Organdie Deep V Woven Maxi Dress
- Occasion: Occasion
- SleeveLength: Short Sleeve
- Style: Maxi Dress
$239.00
$799.00
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KarenMillen
Plus Size Velvet Embellished Long Sleeve Maxi Dress
- Length: Maxi
- Sleeve length: Long Sleeve
- Style: Maxi Dress
$359.00
$599.00
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KarenMillen
Plus Size Lace with black taping long sleeve woven maxi dress
- Occasion: Occasion
- SleeveLength: Long Sleeve
- Style: Maxi Dress
$189.00
$279.00
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KarenMillen
Plus Size Guipure Lace Woven Mini Dress
- Length: Mini
- Occasion: Occasion
- SleeveLength: Long Sleeve
$179.00
$599.00
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KarenMillen
Plus Size Premium Slinky Crepe Scarf Detail Maxi Dress
- Length: Maxi
- SleeveLength: Sleeveless
- Style: Maxi Dress
$189.00
$379.00
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KarenMillen
Plus Size Drapey Crepe Off The Shoulder Ruched Detail Fishtail Maxi Dress
- Length: Maxi
- Occasion: Occasion
- Style: Maxi Dress
$149.00
$299.00
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KarenMillen
Plus Size Sequin Plunge Cowl Neck Strong Shoulder Long Sleeve Midi Dress
- Length: Midi
- Occasion: Occasion
- Style: Midi Dress
$149.00
$299.00
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KarenMillen
Plus Size Tailored Crepe Cape Asymmetric Cape Neck Detail Midi Dress
- Length: Midi
- Sleeve length: Sleeveless
- Style: Midi Dress
$339.00
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KarenMillen
Plus Size Leopard Print Mesh Maxi Dress
- Length: Maxi
- Occasion: Occasion
- SleeveLength: Long Sleeve
$99.00
$239.00
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KarenMillen
Plus Size Bandage Knit Contrast Cross Front Dress
- Length: Midi
- Sleeve length: Sleeveless
- Style: Midi Dress
$139.00
$279.00
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KarenMillen
Plus Size Bandage Figure Form Knit Embellished Maxi Dress
- Occasion: Occasion
- SleeveLength: Strappy
- Style: Maxi Dress
$179.00
$299.00
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KarenMillen
Plus Size Velvet Groisgrain Bandeau Midi Tailored Dress
- Length: Midi
- Occasion: Occasion
- Style: Midi Dress
$139.00
$479.00
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KarenMillen
Plus Size Stretch Drapey Crepe Ruched Plunge Neck Batwing Sleeve Maxi Dress
- Length: Maxi
- Occasion: Occasion
- Style: Maxi Dress
$139.00
$239.00
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KarenMillen
Plus Size Figure Form Bandage Sleeveless Pencil Knit Maxi Dress
- Occasion: Occasion
- SleeveLength: Sleeveless
- Style: Knitted Dress
$109.00
$279.00
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KarenMillen
Plus Size Tailored Velvet High Neck Mini Dress
- Occasion: Occasion
- SleeveLength: Long Sleeve
- Style: Mini Dress
$129.00
$259.00
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