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Wedding Guest Dresses

Discover the perfect wedding guest dresses at Sister Online. From floral, floaty styles for summer weddings to modern, flattering designs from Kevan Jon and timeless silhouettes from Alquema, find your ideal dress for any wedding celebration.

Marc Cain Spot Print Frill Front And Hem Maxi Dress Black/White

Regular price £359.00 £143.00
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Izabella Polka Dot Frill Jumpsuit With Tie Waist Navy/Cream

Regular price £199.00 £99.50
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Izabella Flower Print Boat Neck Fit And Flare Dress Multi

Regular price £269.00 £130.00
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Hale Bob Geometric Print Dress With Hankerchief Hem Black/White

Regular price £275.00 £96.00
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Diva Appleford Bubble Sleeve Fitted Dress Cobalt Blue

Regular price £149.00 £74.50
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Forever Unique Roxanna Leopard Print Cold Shoulder Midi Dress Red

Regular price £200.00 £50.00
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Forever Unique Ascari Bandage Bodycon Midi Dress Nude

Regular price £275.00 £68.75
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Camelot Turquoise Painted Floral Print Dress

Regular price £179.00 £85.00
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Camelot Cream Dress With Double Shoulder Strap

Regular price £180.00 £90.00
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Camelot Lace Side Dress Beige/Black

Regular price £169.00 £80.00
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Marella Nepeta Frill Sleeve Dress Yellow

Regular price £219.00 £76.00
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John Charles Leopard Dress With Jewelled Shoulder Bronze

Regular price £780.00 £100.00
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Our Purpose

At Sister, our purpose is simple: to make fashion personal. We believe shopping should feel inspiring, not overwhelming, and our boutique offers a place where you can build your whole wardrobe without needing to go anywhere else. Every piece we stock is chosen to bring joy, confidence, and practicality into our customers’ everyday lives.

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Exclusive Pieces

Every piece is selected for individuality and quality.

Trusted for Generations

35 years in business, customer returning for 30+ years.

Personal Touch

Styling advice, honest fit guidance & over the phone support.