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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.

Dea Kudibal Riley Floral Print Silk Wrap And Tie Dress Orange

Regular price £299.00 £89.00
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Forever Unique Promise Long Maxi Dress With Choker Neck Coral

Regular price £249.99 £62.50
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Forever Unique Hazel Embroidered Floral Dress Nude

Regular price £149.99 £49.00
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Forever Unique Vida Fishtail Midi Bandage With V-Neck Ivory/Black

Regular price £219.99 £54.99
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Marciano Valentine Embroidered Shoulder And Hem Pink

Regular price £149.00 £49.00
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Marc Cain Pleat Dress Red

Regular price £315.00 £110.00
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Luisa Cerano Split Sleeve Empire Seamed Dress Purple

Regular price £329.00 £98.70
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Marc Cain Round Neck Lace Overlay Dress Red

Regular price £355.00 £99.00
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Diva Nadia Citrus Print 3/4 Fitted Dress Black Multi

Regular price £149.00 £44.00
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Diva Nadia Floral Splash Print 3/4 Fitted Dress Black Multi

Regular price £149.00 £44.00
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Fee G Sleeveless Lace Dress With Collar White

Regular price £272.00 £89.00
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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.