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Casual Wedding Guest Dresses

Curated for low-key nuptials, our casual wedding guest dress edit offers an elegant take on dress codes for events. Below, you’ll find casual wedding guest dresses made from easy-going textiles such as satin, silk, linen, and chiffon. Whether you’re attending a beach ceremony or an intimate garden celebrations, there’s a casual wedding guest outfit to match the mood. For laid-back outdoor ceremonies, consider lightweight fabrics, floral prints, and soft pastels. A flowy midi or maxi dress makes for a charming look at relaxed receptions. For destination weddings, opt for strappy sundresses or halter-neck styles in linen, cotton, or jersey. From flirty mini dresses to floor-sweeping casual wedding guest dresses, find the perfect fit below.

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favourite
Viscose Crepe Floral Long Sleeve Midi Dress
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KarenMillen

Viscose Crepe Floral Long Sleeve Midi Dress

  • Length: Midi
  • Sleeve length: Long Sleeve
  • Style: Midi Dress
£139.00
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Viscose Crepe Floral Halter Neck Midi Dress
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KarenMillen

Viscose Crepe Floral Halter Neck Midi Dress

  • Length: Midi
  • Style: Midi Dress
£119.00
favourite
Ponte Trim Belt Detail Midi Pencil Dress
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KarenMillen

Ponte Trim Belt Detail Midi Pencil Dress

  • Length: Midi
  • Sleeve length: Strappy
  • Style: Midi Dress
£60.00 £119.00
black color olive color
favourite
Studded Ponte Jersey Midi Dress
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KarenMillen

Studded Ponte Jersey Midi Dress

  • Length: Midi
  • Sleeve length: Strappy
  • Style: Maxi Dress
£67.08 £129.00
black color green color pink color
favourite
Viscose Georgette Mono Stripe Beach Dress
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KarenMillen

Viscose Georgette Mono Stripe Beach Dress

Viscose Georgette Mono Stripe Beach Dress
£61.88 £119.00
favourite
Figure Form Bandage Button Through Pencil Midi Dress
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KarenMillen

Figure Form Bandage Button Through Pencil Midi Dress

  • Length: Midi
  • SleeveLength: Sleeveless
  • Style: Midi Dress
£56.00 £139.00
stone color navy color
favourite
Cotton Stripe Woven Shirt Dress
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KarenMillen

Cotton Stripe Woven Shirt Dress

  • Length: Midi
  • Sleeve length: Short Sleeve
  • Style: Shirt Dress
£82.68 £159.00
favourite
Viscose Crepe Chain Print Long Sleeve Midi Dress
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KarenMillen

Viscose Crepe Chain Print Long Sleeve Midi Dress

  • Length: Midi
  • Sleeve length: Long Sleeve
  • Style: Midi Dress
£139.00
favourite
Organdie Woven Midi Shirt Dress
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KarenMillen

Organdie Woven Midi Shirt Dress

  • Sleeve length: Long Sleeve
  • Style: Midi Dress
£77.48 £149.00
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Twill Contrast Collar Woven Halter Neck Midi Dress
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KarenMillen

Twill Contrast Collar Woven Halter Neck Midi Dress

  • Length: Midi
  • Sleeve length: Sleeveless
  • Style: Midi Dress
£61.88 £119.00
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Animal Ruffle Sleeve Button Through Maxi Dress
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KarenMillen

Animal Ruffle Sleeve Button Through Maxi Dress

  • Length: Maxi
  • Sleeve length: Short Sleeve
  • Style: Maxi Dress
£56.68 £109.00
favourite
Ponte Button Front Pleated Mini Dress
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KarenMillen

Ponte Button Front Pleated Mini Dress

  • Length: Mini
  • Sleeve length: Strappy
  • Style: Midi Dress
£60.00 £119.00
black color cream color
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Scuba Scoop Neck Long Sleeve Mini Dress
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KarenMillen

Scuba Scoop Neck Long Sleeve Mini Dress

  • Length: Mini
  • Occasion: Daywear
  • SleeveLength: Long Sleeve
£56.00 £139.00
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Tailored Stripe Linen Strappy Asymmetric Hem Midi Dress
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KarenMillen

Tailored Stripe Linen Strappy Asymmetric Hem Midi Dress

  • Length: Midi
  • Sleeve length: Sleeveless
  • Style: Midi Dress
£42.00 £169.00
black color neutral color
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Twill Contrast Strappy Woven Maxi Dress
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KarenMillen

Twill Contrast Strappy Woven Maxi Dress

  • Sleeve length: Strappy
  • Style: Maxi Dress
£67.08 £129.00
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Shirred Cotton Tiered Chain Print Bandeau Woven Maxi Dress
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KarenMillen

Shirred Cotton Tiered Chain Print Bandeau Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£49.40 £95.00
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Animal Silk Cotton Plunge Maxi Dress
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KarenMillen

Animal Silk Cotton Plunge Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
£119.08 £229.00
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Beach Viscose Georgette Photographic Floral Beach Slip Dress
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KarenMillen

Beach Viscose Georgette Photographic Floral Beach Slip Dress

  • Occasion: Daywear
  • Style: Beach Dress
£67.08 £129.00
favourite
Cotton Woven Shirred Tiered Short Sleeve Maxi Dress
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KarenMillen

Cotton Woven Shirred Tiered Short Sleeve Maxi Dress

  • Length: Maxi
  • Sleeve length: Short Sleeve
  • Style: Maxi Dress
£41.08 £79.00
favourite
Tailored Denim Belted Mini Dress
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KarenMillen

Tailored Denim Belted Mini Dress

  • Length: Mini
  • Sleeve length: Short Sleeve
  • Style: Mini Dress
£110.00 £219.00
favourite
Tailored Linen Tab Waist Pencil Midi Dress
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KarenMillen

Tailored Linen Tab Waist Pencil Midi Dress

  • Length: Midi
  • Sleeve length: Sleeveless
  • Style: Midi Dress
£129.48 £249.00
navy color blush color ivory color
favourite
Chain Print Mesh One Shoulder Midi Dress
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KarenMillen

Chain Print Mesh One Shoulder Midi Dress

  • Length: Midi
  • Sleeve length: Sleeveless
  • Style: Midi Dress
£30.00 £119.00
favourite
Twill Cape Sleeved Belted Shirt Woven Midi Dress
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KarenMillen

Twill Cape Sleeved Belted Shirt Woven Midi Dress

  • Length: Midi
  • Sleeve length: Short Sleeve
  • Style: Midi Dress
£70.00 £139.00
favourite
Twill Contrast Collared Woven Maxi Dress
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KarenMillen

Twill Contrast Collared Woven Maxi Dress

  • Sleeve length: Strappy
  • Style: Maxi Dress
£77.48 £149.00
favourite
Polished Cowl Neck Tailored Pencil Midi Dress
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KarenMillen

Polished Cowl Neck Tailored Pencil Midi Dress

  • Length: Midi
  • Sleeve length: Long Sleeve
  • Style: Midi Dress
£80.00 £199.00
favourite
Viscose Satin V Neck Long Sleeve Woven Midi Dress
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KarenMillen

Viscose Satin V Neck Long Sleeve Woven Midi Dress

  • Length: Midi
  • Sleeve length: Long Sleeve
  • Style: Midi Dress
£76.00 £189.00
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Premium Cotton Tailored Fabric Belted Buckle Midi Dress
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KarenMillen

Premium Cotton Tailored Fabric Belted Buckle Midi Dress

  • Length: Midi
  • Sleeve length: Sleeveless
  • Style: Midi Dress
£229.00
black color grey color
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Tailored Crepe Buckle Waist Midi Shirt Dress
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KarenMillen

Tailored Crepe Buckle Waist Midi Shirt Dress

  • Length: Midi
  • Sleeve length: Long Sleeve
  • Style: Midi Dress
£149.00 £249.00
mono color ivory color
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Lime Print Cotton Halter Neck Woven Midi Dress With Dropped Waist Detail
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KarenMillen

Lime Print Cotton Halter Neck Woven Midi Dress With Dropped Waist Detail

  • Length: Midi
  • Sleeve length: Sleeveless
  • Style: Midi Dress
£67.08 £129.00
favourite
Plus Size Techno Cotton Woven Maxi Dress With Contrast Placket
Plus
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KarenMillen

Plus Size Techno Cotton Woven Maxi Dress With Contrast Placket

  • Length: Maxi
  • SleeveLength: Long Sleeve
  • Style: Maxi Dress
£72.28 £139.00
favourite
Viscose Satin Drape Midi Dress
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KarenMillen

Viscose Satin Drape Midi Dress

  • Length: Midi
  • Sleeve length: Short Sleeve
  • Style: Midi Dress
£159.00
favourite
Plus Size Organdie Woven Midi Shirt Dress
Plus
View
KarenMillen

Plus Size Organdie Woven Midi Shirt Dress

  • Length: Midi
  • Sleeve length: Long Sleeve
  • Style: Midi Dress
£149.00
favourite
Chain Print Cotton Sateen Belt Detail Woven Shirt Dress
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KarenMillen

Chain Print Cotton Sateen Belt Detail Woven Shirt Dress

  • Length: Midi
  • Sleeve length: Long Sleeve
  • Style: Shirt Dress
£90.00 £179.00
favourite
Ombre Sunset Mesh Strappy Beach Dress
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KarenMillen

Ombre Sunset Mesh Strappy Beach Dress

Ombre Sunset Mesh Strappy Beach Dress
£41.08 £79.00
favourite
Petite Lightweight Stitch Detail Dress
Petite
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KarenMillen

Petite Lightweight Stitch Detail Dress

  • Length: Midi
  • Sleeve length: Sleeveless
  • Style: Knitted Dress
£46.28 £89.00
favourite
Rose Print Cotton Sateen Floral Woven Belted Maxi Shirt Dress
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KarenMillen

Rose Print Cotton Sateen Floral Woven Belted Maxi Shirt Dress

  • Length: Maxi
  • Sleeve length: Cap Sleeve
  • Style: Shirt Dress
£189.00
favourite
Compact Stretch Cotton Mix Tailored Full Skirted Midi Dress
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KarenMillen

Compact Stretch Cotton Mix Tailored Full Skirted Midi Dress

  • Length: Midi
  • Sleeve length: Sleeveless
  • Style: Midi Dress
£119.08 £229.00
favourite
Floral & Geo Embroidered Woven Maxi Dress
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KarenMillen

Floral & Geo Embroidered Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£57.00 £189.00
favourite
Tailored Crepe Colour Block Belted Pleated Midi Dress
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KarenMillen

Tailored Crepe Colour Block Belted Pleated Midi Dress

  • Length: Midi
  • Sleeve length: Long Sleeve
  • Style: Midi Dress
£119.08 £229.00
favourite
Plus Size Viscose Satin V Neck Long Sleeve Woven Midi Dress
Plus
View
KarenMillen

Plus Size Viscose Satin V Neck Long Sleeve Woven Midi Dress

  • Length: Midi
  • Sleeve length: Long Sleeve
  • Style: Midi Dress
£113.00 £189.00
Showing 40 of 510
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