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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
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
£103.20 £129.00
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Slinky Crepe Twist Detail Maxi Dress
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KarenMillen

Slinky Crepe Twist Detail Maxi Dress

  • Detail: Plain
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
£42.00 £139.00
black color chocolate color pale-blue color
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
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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
£79.20 £99.00
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Cotton Voile Maxi Beach Dress
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KarenMillen

Cotton Voile Maxi Beach Dress

  • Fabric: Woven
  • Neckline: Plunge
  • Style: Beach Dress
£50.00 £99.00
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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
£118.15 £139.00
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Ponte And Textured Georgette Button Mix Cut Out Detail Pleated Maxi Dress
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KarenMillen

Ponte And Textured Georgette Button Mix Cut Out Detail Pleated Maxi Dress

  • Fabric: Cotton
  • Length: Maxi
  • Style: Maxi Dress
£83.00 £119.00
navy color ivory color
favourite
Long Sleeve Jersey Maxi Dress
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KarenMillen

Long Sleeve Jersey Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
£48.00 £119.00
sage color ivory color red color
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Stripe Pleated Ruffle Sleeve Woven Maxi Dress
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KarenMillen

Stripe Pleated Ruffle Sleeve Woven Maxi Dress

  • Design: Plain
  • Fabric: Woven
  • Sleeve length: Cap Sleeve
£80.00 £199.00
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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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Petite Ponte And Georgette Jersey Pleated Maxi Dress
Petite
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KarenMillen

Petite Ponte And Georgette Jersey Pleated Maxi Dress

  • Design: Plain
  • Detail: Pleated
  • Length: Maxi
£139.00
favourite
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
£107.00 £179.00
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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
£52.00 £129.00
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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
£42.00 £139.00
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Embroidered Detail Halterneck Dress
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KarenMillen

Embroidered Detail Halterneck Dress

  • Detail: Embroidered
  • Length: Midi
  • Neckline: Halterneck
£88.00 £219.00
navy color ivory color
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Animal Silk Cotton Plunge Maxi Dress
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KarenMillen

Animal Silk Cotton Plunge Maxi Dress

  • Neckline: V Neck
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
£92.00 £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
£51.00 £169.00
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Petite Long Sleeve Jersey Maxi Dress
Petite
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KarenMillen

Petite Long Sleeve Jersey Maxi Dress

  • Design: Plain
  • Detail: Plain
  • Length: Maxi
£48.00 £119.00
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Silk Cotton Trailing Floral Puff Sleeve Midi Dress
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KarenMillen

Silk Cotton Trailing Floral Puff Sleeve Midi Dress

  • Detail: Floral
  • Neckline: V Neck
  • Style: Midi Dress
£88.00 £219.00
favourite
Cutwork Beaded Embroidered Woven Mini Dress
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KarenMillen

Cutwork Beaded Embroidered Woven Mini Dress

  • Fabric: Woven
  • Length: Mini
  • Neckline: V Neck
£143.20 £179.00
favourite
Plus Size Stripe Cotton Rosette Woven Shirt Maxi Dress
Plus
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KarenMillen

Plus Size Stripe Cotton Rosette Woven Shirt Maxi Dress

  • Occasion: Daywear
  • SleeveLength: Long Sleeve
  • Style: Maxi Dress
£75.00 £149.00
favourite
Brush Stroke Print Twill Woven Maxi Shirt Dress
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KarenMillen

Brush Stroke Print Twill Woven Maxi Shirt Dress

  • Length: Maxi
  • Neckline: Collared
  • Sleeve length: Long Sleeve
£52.00 £129.00
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Tailored Check Belted Mini Dress
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KarenMillen

Tailored Check Belted Mini Dress

  • Fabric: Woven
  • Sleeve length: Short Sleeve
  • Style: Mini Dress
£76.00 £189.00
ivory color red color
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Soft Tailored Waterfall Sleeve Maxi Dress
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KarenMillen

Soft Tailored Waterfall Sleeve Maxi Dress

  • Detail: Plain
  • Neckline: V Neck
  • Sleeve length: Short Sleeve
£139.00
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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
£193.80 £228.00
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Soft Tailored Colourblock Shirt Dress
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KarenMillen

Soft Tailored Colourblock Shirt Dress

  • Length: Maxi
  • SleeveLength: Short Sleeve
  • Style: Shirt Dress
£105.00 £209.00
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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
£60.00 £199.00
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Placement Print Linen Viscose One Shoulder Midi Dress
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KarenMillen

Placement Print Linen Viscose One Shoulder Midi Dress

  • Length: Midi
  • Neckline: One Shoulder
  • Style: Midi Dress
£135.20 £169.00
favourite
Silk Cotton Floral Puff Sleeve Midi Dress
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KarenMillen

Silk Cotton Floral Puff Sleeve Midi Dress

  • Detail: All Over Print
  • Fabric: Woven
  • Neckline: V Neck
£153.00 £219.00
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Abstract Animal Mesh Beach Dress
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KarenMillen

Abstract Animal Mesh Beach Dress

  • Fabric: Woven
  • Length: Midi
  • Style: Beach Dress
£48.00 £69.00
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Techno Cotton Woven Maxi Shirt Dress With Gold Clasps
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KarenMillen

Techno Cotton Woven Maxi Shirt Dress With Gold Clasps

  • Design: Contrast
  • Fabric: Cotton
  • Style: Maxi Dress
£126.65 £149.00
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Shirred V Neck Trim Detail Woven Midi Dress
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KarenMillen

Shirred V Neck Trim Detail Woven Midi Dress

  • Design: Plain
  • Fabric: Woven
  • Sleeve length: Sleeveless
£72.00 £179.00
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Trim Detail Organdie Midi Shirt Dress
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KarenMillen

Trim Detail Organdie Midi Shirt Dress

  • Design: Plain
  • Length: Midi
  • Style: Midi Dress
£169.00
plum color khaki color
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Soft Tailored Check Godet Detail Midi Dress
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KarenMillen

Soft Tailored Check Godet Detail Midi Dress

  • Detail: Checks
  • Fabric: Polycotton
  • Style: Midi Dress
£92.00 £229.00
favourite
Cotton Sateen V Neck Maxi Dress
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KarenMillen

Cotton Sateen V Neck Maxi Dress

  • Detail: Plain
  • Fabric: Woven
  • Style: Maxi Dress
£127.20 £159.00
cobalt color coral color
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Viscose Georgette Drop Hem Woven Halter Neck Maxi Dress
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KarenMillen

Viscose Georgette Drop Hem Woven Halter Neck Maxi Dress

  • Design: Plain
  • Length: Maxi
  • Sleeve length: Strappy
£159.20 £199.00
ivory color cobalt color magenta color
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Cotton Border Cutwork Maxi Dress With Ladder Lace Trim
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KarenMillen

Cotton Border Cutwork Maxi Dress With Ladder Lace Trim

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
£120.00 £299.00
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Plus Size Tailored Pinstripe Collared Maxi Dress
Plus
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KarenMillen

Plus Size Tailored Pinstripe Collared Maxi Dress

  • Detail: Plain
  • Neckline: Collared
  • Sleeve length: Long Sleeve
£259.00
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
Slub Self Stripe Scarf Detail Woven Maxi Dress
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KarenMillen

Slub Self Stripe Scarf Detail Woven Maxi Dress

  • Design: Stripes
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
£87.20 £109.00
black color blue color
Showing 40 of 367
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