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 Mother of the Bride Dresses
Plus Size Occasion Dresses
Plus Size Wrap Dresses
Plus Size Navy Dresses
Plus Size Floral Dresses
Plus Size Casual Dresses
Plus Size Blue Dresses
Plus Size Pink Dresses
Plus Size Green Dresses
Plus Size Black Dresses
Plus Size Orange Dresses
Plus Size Red Dresses
Plus Size Nude Dresses
Plus Size A Line Dresses
Plus Size White Dresses
Plus Size Pleated Dresses
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KarenMillen
Plus Size Botanical Print Woven Balloon Sleeve Maxi Dress
- Length: Maxi
- Sleeve length: Long Sleeve
- Style: Maxi Dress
£139.30
£199.00
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KarenMillen
Plus Size Tailored Roll Neck Pencil Midi Dress
- Length: Midi
- Sleeve length: Short Sleeve
- Style: Midi Dress
£139.30
£199.00
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KarenMillen
Plus Size Stripe Cotton Rosette Woven Shirt Maxi Dress
- Occasion: Daywear
- SleeveLength: Long Sleeve
- Style: Maxi Dress
£126.65
£149.00
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KarenMillen
Plus Size Premium Viscose Linen Tailored Belted Full Skirted Midi Dress
- Length: Midi
- Sleeve length: Sleeveless
- Style: Midi Dress
£228.65
£269.00
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KarenMillen
Plus Size Cotton Linen Cornelli Embroidery Open Back Woven Midi Dress
- Length: Midi
- Sleeve length: Short Sleeve
- Style: Midi Dress
£188.30
£269.00
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KarenMillen
Plus Size Spot Jacquard Tailored Bow Neck Full Skirted Midi Dress
- Length: Midi
- Sleeve length: Sleeveless
- Style: Midi Dress
£239.00
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KarenMillen
Plus Size Techno Cotton Woven Maxi Dress With Contrast Placket
- Length: Maxi
- Occasion: Daywear
- SleeveLength: Long Sleeve
£139.00
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KarenMillen
Plus Size Structured Tailored Belted Midi Dress
- Length: Midi
- Sleeve length: Short Sleeve
- Style: Midi Dress
£219.00
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KarenMillen
Plus Size Embroidered Cotton Twill Woven Maxi Dress
- Length: Maxi
- Sleeve length: Long Sleeve
- Style: Maxi Dress
£139.30
£199.00
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KarenMillen
Plus Size Crinkle Floral Print Beaded High Neck Maxi Dress
- Length: Maxi
- Sleeve length: Sleeveless
- Style: Maxi Dress
£219.00
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KarenMillen
Plus Size Tailored Linen Statement Button Front Pencil Midi Dress
- Length: Midi
- Sleeve length: Sleeveless
- Style: Midi Dress
£199.00
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KarenMillen
Plus Size Bold Stripe Cotton Woven Maxi Shirt Dress
- Length: Maxi
- Sleeve length: Short Sleeve
- Style: Maxi Dress
£70.00
£139.00
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KarenMillen
Plus Size Viscose Satin V Neck Long Sleeve Woven Midi Dress
- Occasion: Daywear
- SleeveLength: Long Sleeve
- Style: Midi Dress
£95.00
£189.00
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KarenMillen
Plus Size Abstract Print Viscose Linen Woven Ruffle Sleeve Midi Dress
- Length: Midi
- Sleeve length: Sleeveless
- Style: Midi Dress
£149.00
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KarenMillen
Plus Size Compact Stretch Dropped Waist Full Skirted Midi Dress
- Length: Midi
- Sleeve length: Sleeveless
- Style: Midi Dress
£181.30
£259.00
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KarenMillen
Plus Size Tile Print Silk Cotton Volume Sleeve Woven Maxi Dress
- Length: Maxi
- Sleeve length: Short Sleeve
- Style: Maxi Dress
£160.30
£229.00
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KarenMillen
Plus Size Textured Tailored Twill Full Skirt Midi Dress
- Length: Midi
- Sleeve length: Strappy
- Style: Midi Dress
£169.00
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KarenMillen
Amelia Graham Plus Size Burnout Lace Up Detail Woven Column Dress
- Length: Midi
- Occasion: Occasion
- SleeveLength: Sleeveless
£57.00
£189.00
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KarenMillen
Plus Size Compact Stretch Cotton Mix Tailored Full Skirted Midi Dress
- Length: Midi
- Sleeve length: Sleeveless
- Style: Midi Dress
£160.30
£229.00
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KarenMillen
Plus Size Crystal Embellished Woven Plunge Detail Maxi Dress
- Length: Maxi
- Sleeve length: Long Sleeve
- Style: Maxi Dress
£215.00
£359.00
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KarenMillen
Plus Size Textured Compact Stretch V Neck Button Detail Midi Dress
- Length: Midi
- Sleeve length: Sleeveless
- Style: Midi Dress
£153.30
£219.00
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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 Premium Crystal Embellished Woven Maxi Dress
- Length: Maxi
- SleeveLength: Long Sleeve
- Style: Maxi Dress
£209.00
£599.00
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KarenMillen
Plus Size Tailored Twill Lace Mix Zip Front Mini Dress
- Length: Mini
- Occasion: Daywear
- SleeveLength: Short Sleeve
£66.00
£219.00
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KarenMillen
Plus Size Compact Stretch Tailored Colour Block Full Skirted Midi Dress
- Length: Midi
- Sleeve length: Sleeveless
- Style: Midi Dress
£143.00
£239.00
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KarenMillen
Plus Size Lime Print Cotton Halter Neck Woven Midi Dress With Dropped Waist Detail
- Length: Midi
- Sleeve length: Sleeveless
- Style: Midi Dress
£90.30
£129.00
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KarenMillen
Plus Size Lace High Neck Woven Midi Dress
- Length: Midi
- Sleeve length: Short Sleeve
- Style: Midi Dress
£118.30
£169.00
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KarenMillen
Plus Size Premium Linen Viscose Pinstripe Halter Neck Belted Full Skirted Midi Dress
- Length: Midi
- Sleeve length: Sleeveless
- Style: Midaxi Dress
£90.00
£299.00
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KarenMillen
Plus Size Rose Embroidered Cotton Twill Woven Shirt Dress With Eyelets
- Length: Maxi
- Occasion: Daywear
- Style: Maxi Dress
£179.00
£299.00
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KarenMillen
Plus Size Sleeveless Pu Tipped Military Bandage Midi Dress
- Length: Midi
- Sleeve length: Long Sleeve
- Style: Midi Dress
£104.30
£149.00
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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 Tailored Linen Wrap Tie Waisted Maxi Dress
- Length: Maxi
- Sleeve length: Sleeveless
- Style: Maxi Dress
£174.30
£249.00
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KarenMillen
Plus Size Soft Tailored Waterfall Sleeve Maxi Dress
- Length: Maxi
- Sleeve length: Short Sleeve
- Style: Maxi Dress
£97.30
£139.00
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KarenMillen
Plus Size Compact Essential Belted Tailored Full Midi Dress
- Length: Midi
- Sleeve length: Sleeveless
- Style: Midi Dress
£111.00
£159.00
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KarenMillen
Plus Size Premium Ruched Jersey Maxi Dress
- Length: Maxi
- Sleeve length: Short Sleeve
- Style: Maxi Dress
£97.30
£139.00
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KarenMillen
Plus Size Tailored Cape Detail Maxi Dress
- Length: Maxi
- Occasion: Occasion
- Style: Maxi Dress
£150.00
£299.00
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KarenMillen
Plus Size Tailored Velvet High Neck Mini Dress
- Length: Mini
- Occasion: Occasion
- SleeveLength: Long Sleeve
£52.00
£129.00
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KarenMillen
Plus Size Floral Woven Shirt Dress
- Length: Maxi
- Sleeve length: Long Sleeve
- Style: Maxi Dress
£239.00
Plus
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KarenMillen
Plus Size Polished Tailored Double Breasted Sinch Detail Blazer Mini Dress
- Length: Mini
- SleeveLength: Long Sleeve
- Style: Blazer Dress
£81.00
£269.00
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KarenMillen
Plus Size Textured Tweed Belted Tailored Mini Dress
- Length: Mini
- Occasion: Daywear
- Style: Mini Dress
£110.00
£219.00
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