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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
£90.30 £129.00
favourite
Viscose Blend Tie Neck Detail Jersey Maxi Dress
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KarenMillen

Viscose Blend Tie Neck Detail Jersey Maxi Dress

  • Detail: Tie
  • Length: Maxi
  • Neckline: Halterneck
£129.00
favourite
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
£199.00
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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
£83.30 £119.00
ivory color lemon color red 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
£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
£97.30 £139.00
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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
favourite
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
£64.00 £159.00
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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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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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 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
£129.00
khaki color navy color
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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
£83.30 £119.00
mango color cobalt 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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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
favourite
Brush Stroke Print Twill Woven Maxi Shirt Dress
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KarenMillen

Brush Stroke Print Twill Woven Maxi Shirt Dress

  • Detail: All Over Print
  • Neckline: Collared
  • Sleeve length: Long Sleeve
£38.00 £129.00
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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
£38.00 £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
£199.00
favourite
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
favourite
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
£57.00 £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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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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Slub Self Stripe Scarf Detail Woven Maxi Dress
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KarenMillen

Slub Self Stripe Scarf Detail Woven Maxi Dress

  • Detail: Stripes
  • Length: Maxi
  • Sleeve length: Long Sleeve
£76.30 £109.00
black color blue color
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Premium Viscose Linen Floral Top Stitch Halter Neck Woven Midi Dress With D Ring Detail
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KarenMillen

Premium Viscose Linen Floral Top Stitch Halter Neck Woven Midi Dress With D Ring Detail

  • Design: Floral
  • Neckline: Collared
  • Style: Midi Dress
£89.00 £149.00
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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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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
£101.00 £169.00
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
£48.00 £119.00
favourite
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
£60.00 £199.00
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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
£57.00 £189.00
ivory color red color
favourite
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
£42.00 £139.00
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Soft Tailored Asymmetric Sleeve Midi Dress
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KarenMillen

Soft Tailored Asymmetric Sleeve Midi Dress

  • Design: Plain
  • Sleeve length: Half Sleeve
  • Style: Midi Dress
£57.00 £189.00
chartreuse color ivory color red color
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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
£118.30 £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
£68.00 £229.00
favourite
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
£100.00 £199.00
ivory color cobalt color magenta color
favourite
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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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
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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
£104.30 £149.00
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
Compact Stretch Stab Stitch Square Neck Tailored Pencil Maxi Dress
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KarenMillen

Compact Stretch Stab Stitch Square Neck Tailored Pencil Maxi Dress

  • Length: Maxi
  • Sleeve length: Strappy
  • Style: Maxi Dress
£80.00 £199.00
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