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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
Forever Ponte And Georgette Jersey Pleated Maxi Dress
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KarenMillen

Forever Ponte And Georgette Jersey Pleated Maxi Dress

  • Neckline: Crew
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£139.00
navy color lemon color green color black color
favourite
Sequin Keyhole Fit Flare Midi Dress
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KarenMillen

Sequin Keyhole Fit Flare Midi Dress

  • Length: Midi
  • Neckline: Halterneck
  • Style: Midi Dress
£77.40 £129.00
favourite
Scoop Neck Jersey Cotton Mix Maxi Dress
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KarenMillen

Scoop Neck Jersey Cotton Mix Maxi Dress

  • Fabric: Jersey
  • Length: Maxi
  • Style: Maxi Dress
£101.15 £119.00
ivory color lemon color red color
favourite
Jersey And Georgette Mix Belted Pleat Midi Dress
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KarenMillen

Jersey And Georgette Mix Belted Pleat Midi Dress

  • Detail: Belted
  • Neckline: Collared
  • Style: Midi Dress
£77.40 £129.00
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Premium Crystal Embellished Cross Back Maxi Dress
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KarenMillen

Premium Crystal Embellished Cross Back Maxi Dress

  • Fabric: Viscose
  • Neckline: Halterneck
  • Sleeve length: Sleeveless
£119.40 £199.00
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Stripe Cotton Rosette Woven Shirt Maxi Dress
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KarenMillen

Stripe Cotton Rosette Woven Shirt Maxi Dress

  • Fabric: Cotton
  • Neckline: Collared
  • Sleeve length: Long Sleeve
£55.00 £159.00
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Plus Size Twill Collared Woven Maxi Dress
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KarenMillen

Plus Size Twill Collared Woven Maxi Dress

  • Design: Plain
  • Fabric: Woven
  • Sleeve length: Long Sleeve
£139.00
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Denim Soft Wash Short Sleeve Belted Midi Dress
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KarenMillen

Denim Soft Wash Short Sleeve Belted Midi Dress

  • Neckline: Round Neck
  • Sleeve length: Short Sleeve
  • Style: Midi Dress
£42.00 £139.00
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Long Sleeve Jersey Maxi Dress
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KarenMillen

Long Sleeve Jersey Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
£41.00 £119.00
sage color ivory color red color
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Petite Forever Ponte And Georgette Jersey Pleated Maxi Dress
Petite
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KarenMillen

Petite Forever Ponte And Georgette Jersey Pleated Maxi Dress

  • Design: Plain
  • Detail: Pleated
  • Length: Maxi
£139.00
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Petite Drapey Crepe Maxi Dress With Gathered Cape Detail
Petite
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KarenMillen

Petite Drapey Crepe Maxi Dress With Gathered Cape Detail

  • Detail: Ruched
  • Fabric: Polyester
  • Sleeve length: Sleeveless
£149.00
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Cotton Halter Neck Woven Midi Dress With Dropped Waist Detail
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KarenMillen

Cotton Halter Neck Woven Midi Dress With Dropped Waist Detail

  • Design: Plain
  • Fabric: Cotton
  • Sleeve length: Strappy
£71.40 £119.00
mango color cobalt color
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Slinky Crepe Twist Detail Maxi Dress
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KarenMillen

Slinky Crepe Twist Detail Maxi Dress

  • Design: Plain
  • Length: Maxi
  • Sleeve length: Long Sleeve
£42.00 £139.00
black color chocolate color pale-blue color
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Petite Ponte And Georgette Mix Balloon Sleeve Cut Out Detail Pleated Maxi Dress
Petite
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KarenMillen

Petite Ponte And Georgette Mix Balloon Sleeve Cut Out Detail Pleated Maxi Dress

  • Design: Plain
  • Detail: Pleated
  • Fabric: Jersey
£77.40 £129.00
khaki color navy color
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Premium Crystal Embellished Halter Neck Maxi Dress
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KarenMillen

Premium Crystal Embellished Halter Neck Maxi Dress

  • Detail: Embellished
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£259.00
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Curve Sequin Belted Full Midi Dress
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KarenMillen

Curve Sequin Belted Full Midi Dress

  • Detail: Sequin
  • Length: Midi
  • Neckline: Square
£119.40 £199.00
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Viscose Crepe Abstract Halter Neck Midi Dress
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KarenMillen

Viscose Crepe Abstract Halter Neck Midi Dress

  • Detail: Plain
  • Length: Midi
  • Neckline: Halterneck
£41.00 £119.00
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Baroque Embroidered Long Sleeve Twill Woven Midi Dress
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KarenMillen

Baroque Embroidered Long Sleeve Twill Woven Midi Dress

  • Design: Embroidered
  • Detail: Embroidered
  • Length: Midi
£59.00 £239.00
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Colour Block Fluid Tencel Woven Maxi Shirt Dress
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KarenMillen

Colour Block Fluid Tencel Woven Maxi Shirt Dress

  • Detail: Colour Block
  • Neckline: Collared
  • Sleeve length: Long Sleeve
£55.00 £159.00
red color mono color
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Rope Print Viscose Crepe Balloon Sleeve Maxi Dress With PU Belt
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KarenMillen

Rope Print Viscose Crepe Balloon Sleeve Maxi Dress With PU Belt

  • Design: All Over Print
  • Detail: All Over Print
  • Fabric: Woven
£45.00 £129.00
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Plus Size Viscose Georgette Drop Hem Animal Print Woven Halterneck Maxi Dress
Plus
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KarenMillen

Plus Size Viscose Georgette Drop Hem Animal Print Woven Halterneck Maxi Dress

  • Design: Animal
  • Detail: All Over Print
  • Length: Maxi
£119.40 £199.00
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Cotton Voile Maxi Beach Dress
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KarenMillen

Cotton Voile Maxi Beach Dress

  • Design: All Over Print
  • Neckline: Plunge
  • Style: Beach Dress
£34.00 £99.00
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Silk Cotton Floral Puff Sleeve Midi Dress
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KarenMillen

Silk Cotton Floral Puff Sleeve Midi Dress

  • Design: All Over Print
  • Length: Midi
  • Neckline: V Neck
£76.00 £219.00
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Marbled Print Mesh Ruched Maxi Dress
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KarenMillen

Marbled Print Mesh Ruched Maxi Dress

  • Design: All Over Print
  • Length: Maxi
  • Sleeve length: Long Sleeve
£34.00 £99.00
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Abstract Print Cotton Kimono Sleeve Woven Maxi Dress
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KarenMillen

Abstract Print Cotton Kimono Sleeve Woven Maxi Dress

  • Design: All Over Print
  • Sleeve length: 3/4 Sleeve
  • Style: Maxi Dress
£34.00 £139.00
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Petite Figure Form Woven Bandage Mix Dress
Petite
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KarenMillen

Petite Figure Form Woven Bandage Mix Dress

  • Design: Plain
  • Fabric: Knitted
  • Style: Knitted Dress
£45.00 £129.00
favourite
Mono Cutwork Woven Maxi Shirt Dress
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KarenMillen

Mono Cutwork Woven Maxi Shirt Dress

  • Design: All Over Print
  • Detail: All Over Print
  • Length: Maxi
£80.00 £229.00
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Premium Viscose Linen Woven Shirt Dress With Gold Buckle Belt
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KarenMillen

Premium Viscose Linen Woven Shirt Dress With Gold Buckle Belt

  • Design: Plain
  • Detail: Plain
  • Style: Maxi Dress
£42.00 £169.00
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Plunge Ruched Twist Jersey Maxi Dress
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KarenMillen

Plunge Ruched Twist Jersey Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£47.00 £189.00
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Viscose Woven Printed Cowl Neck Midi Dress
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KarenMillen

Viscose Woven Printed Cowl Neck Midi Dress

  • Design: Print
  • Length: Midi
  • Style: Midi Dress
£33.00 £109.00
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Abstract Animal Mesh Beach Dress
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KarenMillen

Abstract Animal Mesh Beach Dress

  • Detail: All Over Print
  • Length: Midi
  • Style: Beach Dress
£24.00 £69.00
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Floral Studded Maxi Dress
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KarenMillen

Floral Studded Maxi Dress

  • Design: All Over Print
  • Length: Maxi
  • Sleeve length: Long Sleeve
£119.40 £199.00
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Slub Self Stripe Scarf Detail Woven Maxi Dress
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KarenMillen

Slub Self Stripe Scarf Detail Woven Maxi Dress

  • Length: Maxi
  • Neckline: Round Neck
  • Sleeve length: Long Sleeve
£109.00
black color blue color
favourite
Petite Soft Tailored Asymmetric Neck Draped Waist Detail Midi Dress
Petite
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KarenMillen

Petite Soft Tailored Asymmetric Neck Draped Waist Detail Midi Dress

  • Length: Midi
  • Sleeve length: Sleeveless
  • Style: Midi Dress
£49.00 £199.00
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Forever Tailored Crepe Colour Block Belted Pleated Midi Dress
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KarenMillen

Forever Tailored Crepe Colour Block Belted Pleated Midi Dress

  • Length: Midi
  • Sleeve length: Long Sleeve
  • Style: Midi Dress
£193.80 £228.00
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Embroidered Detail Halterneck Dress
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KarenMillen

Embroidered Detail Halterneck Dress

  • Detail: Embroidered
  • Length: Midi
  • Neckline: Halterneck
£76.00 £219.00
navy color ivory color
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Botanical Print Woven High Neck Mini Dress
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KarenMillen

Botanical Print Woven High Neck Mini Dress

  • Detail: Floral
  • Neckline: High Neck
  • Style: Mini Dress
£62.00 £179.00
favourite
Petite Long Sleeve Jersey Maxi Dress
Petite
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KarenMillen

Petite Long Sleeve Jersey Maxi Dress

  • Design: Plain
  • Detail: Plain
  • Length: Maxi
£41.00 £119.00
favourite
Check Print Scarf Detail Viscose Woven Midi Dress
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KarenMillen

Check Print Scarf Detail Viscose Woven Midi Dress

  • Design: Check
  • Length: Midi
  • Style: Midi Dress
£95.40 £159.00
favourite
Bandage High Neck Buckle Trim Midi Dress
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KarenMillen

Bandage High Neck Buckle Trim Midi Dress

  • Design: Plain
  • Detail: Belted
  • Sleeve length: Sleeveless
£38.00 £129.00
black color red color cobalt color
Showing 40 of 282
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