Plus Size Birthday Dresses
Spotlighting our esteemed focus on bespoke size and fit, discover an elevated edit of plus size birthday dresses that will mark your moment with luxurious aplomb. Ready for your 21st, 30th, 40th, and beyond, the mini, midi, and maxi silhouettes in our plus size birthday dress edit are crafted from premium textiles. 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 bespoke fit with four-way support. Scintillating with extra-special aplomb, you’ll also find the plus size sequin birthday dress below. Find your plus size dress for birthday below.
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Plus Size Party Dresses
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Plus Size Black Dresses
Plus Size Mother of the Bride Dresses
Plus Size Jumper Dresses
Plus Size Sequin Dresses
Plus Size Occasion Dresses
Plus Size Red Dresses
Plus Size Shirt Dresses
Plus Size Maxi Dresses
Plus Size White Dresses
Plus Size Wrap Dresses
Plus Size Cocktail Dresses
Plus Size Midi Dresses
Plus Size Green Dresses
Plus Size Blue Dresses
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KarenMillen
Plus Size Techno Cotton Woven Maxi Dress With Contrast Placket
- Length: Maxi
- Occasion: Daywear
- SleeveLength: Long Sleeve
£111.20
£139.00
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KarenMillen
Plus Size Crystal Embellished Woven Plunge Detail Maxi Dress
- Length: Maxi
- Sleeve length: Long Sleeve
- Style: Maxi Dress
£287.20
£359.00
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KarenMillen
Plus Size Essential Techno Short Sleeve Woven Shirt Dress With Gold Hardware
- Length: Maxi
- Occasion: Daywear
- SleeveLength: Short Sleeve
£103.20
£129.00
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KarenMillen
Plus Size Ruched Detail Brushed Textured Jersey Midi Dress
- Length: Midi
- Occasion: Daywear
- Style: Midi Dress
£48.00
£119.00
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KarenMillen
Plus Size Guipure Lace Woven Mini Dress
- Length: Mini
- Occasion: Occasion
- Style: Mini Dress
£75.00
£299.00
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KarenMillen
Plus Size Soft Tailored Asymmetric Neck Draped Waist Detail Midi Dress
- Occasion: Daywear
- SleeveLength: Sleeveless
- Style: Midi Dress
£60.00
£199.00
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KarenMillen
Plus Size Floral Applique Embellished Organdie Woven Mini Dress
- Length: Mini
- Occasion: Occasion
- Style: Mini Dress
£78.00
£259.00
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KarenMillen
Plus Size Compact Essential Button Pencil Midi Dress
- Length: Midi
- Occasion: Daywear
- SleeveLength: Sleeveless
£159.20
£199.00
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KarenMillen
Plus Size Drapey Crepe Off The Shoulder Ruched Detail Fishtail Maxi Dress
- Length: Maxi
- Occasion: Occasion
- SleeveLength: Long Sleeve
£119.20
£149.00
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KarenMillen
Plus Size Premium Crystal Embellished Woven Maxi Dress
- Length: Maxi
- SleeveLength: Long Sleeve
- Style: Maxi Dress
£479.20
£599.00
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KarenMillen
Plus Size Structured Crepe Belted Forever Midi Dress
- Occasion: Daywear
- SleeveLength: 3/4 Sleeve
- Style: Midi Dress
£159.20
£199.00
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KarenMillen
Plus Size Twill Cape Sleeve Belted Shirt Woven Midi Dress
- Length: Midi
- SleeveLength: Short Sleeve
- Style: Midi Dress
£111.20
£139.00
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KarenMillen
Plus Size Compact Stretch Tailored Colour Block Full Skirted Midi Dress
- Length: Midi
- Sleeve length: Sleeveless
- Style: Midi Dress
£191.20
£239.00
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KarenMillen
Plus Size Rose Embroidered Cotton Twill Woven Shirt Dress With Eyelets
- Length: Maxi
- Occasion: Daywear
- Style: Maxi Dress
£239.20
£299.00
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KarenMillen
Plus Size Hand Embroidered And Sequin Organdie Deep V Woven Maxi Dress
- Length: Maxi
- Occasion: Occasion
- Style: Maxi Dress
£120.00
£399.00
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KarenMillen
Amelia Graham Plus Size Burnout Lace Up Detail Woven Column Dress
- Length: Midi
- Occasion: Occasion
- SleeveLength: Sleeveless
£47.00
£189.00
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KarenMillen
Plus Size Leopard Print Mesh Maxi Dress
- Occasion: Going Out
- SleeveLength: Long Sleeve
- Style: Maxi Dress
£48.00
£119.00
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KarenMillen
Plus Size Textured Tweed Belted Tailored Mini Dress
- Length: Mini
- Occasion: Daywear
- Style: Mini Dress
£175.20
£219.00
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KarenMillen
Plus Size Lace with black taping long sleeve woven maxi dress
- Occasion: Occasion
- SleeveLength: Long Sleeve
- Style: Maxi Dress
£111.20
£139.00
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KarenMillen
Plus Size Zebra Print Crepe Twist Detail Maxi Dress
- Length: Maxi
- Occasion: Daywear
- Style: Maxi Dress
£60.00
£75.00
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KarenMillen
Plus Size Placed Floral Embroidered Mesh Woven Belted Maxi Dress
- Length: Maxi
- SleeveLength: Long Sleeve
- Style: Maxi Dress
£231.20
£289.00
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KarenMillen
Plus Size Crystal Embellished Cutwork Cape Detail Woven Maxi Dress
- Length: Maxi
- SleeveLength: Short Sleeve
- Style: Maxi Dress
£295.20
£369.00
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KarenMillen
Plus Size Polished Tailored Cowl Neck Blazer Mini Dress
- Length: Mini
- SleeveLength: Long Sleeve
- Style: Mini Dress
£88.00
£219.00
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KarenMillen
Plus Size Polished Tailored Button Detail Pleated Midi Dress
- Length: Midi
- Sleeve length: Sleeveless
- Style: Midi Dress
£223.20
£279.00
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KarenMillen
Plus Size Tailored Velvet High Neck Mini Dress
- Length: Mini
- Occasion: Occasion
- SleeveLength: Long Sleeve
£103.20
£129.00
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KarenMillen
Plus Size Polished Tailored Double Breasted Sinch Detail Blazer Mini Dress
- Length: Mini
- SleeveLength: Long Sleeve
- Style: Blazer Dress
£67.00
£269.00
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KarenMillen
Plus Size Viscose Satin V Neck Long Sleeve Woven Midi Dress
- Occasion: Daywear
- SleeveLength: Long Sleeve
- Style: Midi Dress
£151.20
£189.00
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KarenMillen
Plus Size Plunge Ruched Twist Jersey Maxi Dress
- Length: Maxi
- Occasion: Daywear
- SleeveLength: Sleeveless
£47.00
£189.00
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KarenMillen
Plus Size Tailored Twill Lace Mix Zip Front Mini Dress
- Length: Mini
- Occasion: Daywear
- SleeveLength: Short Sleeve
£55.00
£219.00
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KarenMillen
Plus Size Baroque Embroidered Cape Sleeve Twill Woven Maxi Dress
- Occasion: Daywear
- SleeveLength: Short Sleeve
- Style: Maxi Dress
£90.00
£299.00
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KarenMillen
Plus Size Compact Stretch Contrast Collar Tailored Midi Dress
- Length: Midi
- Occasion: Daywear
- SleeveLength: Short Sleeve
£183.20
£229.00
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KarenMillen
Plus Size Sequin Plunge Cowl Neck Strong Shoulder Long Sleeve Midi Dress
- Occasion: Occasion
- SleeveLength: Long Sleeve
- Style: Midi Dress
£119.20
£149.00
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KarenMillen
Plus Size Textured Tailored Contrast Taffeta Ruffle Maxi Dress
- Occasion: Occasion
- SleeveLength: Sleeveless
- Style: Maxi Dress
£60.00
£239.00
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KarenMillen
Plus Size Structured Crepe Tailored Full Skirted Belted Midi Dress
- Length: Midi
- Occasion: Daywear
- Style: Midi Dress
£60.00
£239.00
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KarenMillen
Plus Size Compact Essential Tab Waist Pencil Midi Dress
- Length: Midi
- Occasion: Daywear
- SleeveLength: Strappy
£119.20
£149.00
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KarenMillen
Plus Size Tailored Sequin Tweed Tie Bow Neck Embellished Mini Dress
- Length: Mini
- Occasion: Occasion
- SleeveLength: Short Sleeve
£81.00
£269.00
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KarenMillen
Plus Size Structured Crepe Forever Pleat Dress
- Length: Midi
- Occasion: Daywear
- Style: Midi Dress
£110.00
£219.00
Plus
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KarenMillen
Plus Size Scattered Floral Balloon Sleeve Pleated Crinkle Cut Out Woven Maxi Dress
- Length: Maxi
- SleeveLength: Long Sleeve
- Style: Maxi Dress
£159.20
£199.00
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KarenMillen
Plus Size Crystal Embellished Scuba Crepe Bandeau Midi Dress
- Length: Maxi
- Occasion: Occasion
- Style: Midi Dress
£311.20
£389.00
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KarenMillen
Plus Size Premium Slinky Crepe Scarf Detail Maxi Dress
- Occasion: Occasion
- SleeveLength: Sleeveless
- Style: Maxi Dress
£151.20
£189.00
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