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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.

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Kevan Jon Como Floral Belted Handkerchief Hem Satin Dress Pastel Blue

£329.00 £164.50

Allison Designs V Neck And Back Sleeveless Leopard Silk Dress Blue

£435.00 £301.46

Allison Designs V Neck Floral Print Tiered Dress Sky Blue/navy 05

£215.00 £149.00

Allison Designs V Neck Animal Print Tiered Hem Silk Dress Royal Animal 10

£375.00 £259.88

Allison Designs Round Neck Circle Print Tiered Hem Silk Dress Fuchsia Purple 22

£375.00 £259.88

Hope And Ivy Ciara Blouson Pencil Dress With Embellishment Navy

£135.00 £109.00

Hope And Ivy Ashia Floral Tie Side Wrap Dress With Tiered Hem Navy/pink

£89.00 £72.00

Sara Roka ElenaT85 Botanic Print Pocket Front Shirt Dress Navy/white 190 - BELT SOLD SEPARATELY

£549.00

Charlotte Sparre Peggy Painted Print Pleat Silk Belted Shirt Dress Pink Mix

£469.00 £235.00

Silk95 Shangri La Sleeveless Tie Waist Long Silk Dress Fountain Blue

£325.00

Alquema Long Estrella Sleeveless Crinkle Pleat Ombre Dress Aqua/royal Blue

£239.00

Marc Cain Floral Print Shift Dress With Pleat Cuffs Sky Blue/purple

£265.00 £130.68
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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.