Formal Dresses in size 18
Step into summer with confidence in our collection of formal dresses for women, perfect for weddings, evening receptions, or elegant dinners. Whether you’re drawn to a chic formal midi dress, a sweeping maxi dress & gown, or a more dazzling sequin dress, this collection of formal evening dresses combines style, sophistication, and seasonal comfort. Pair your timeless fit and flare dress with heels and a bolero for your next black tie event or catch some eyes by wearing our elegant formal wear with sparkly accessories. From formal sundresses for an easy breezy summer look to winter formal dresses for a cosy ensemble, each design in this collection ensures you stay comfy while being stylish. Browse the full women's formal outfits collection covering petite and plus size fits, find your next standout piece today at Roman UK.
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Animal Print Split Sleeve Midi Dress
Chiffon Pleated Neck Midi Dress
Bardot Floral Tiered Dress
Floral Pleated Neck Midi Dress
Floral Print Stretch Midi Dress
Ruched Floral Frill Dress
Dusk Floral Print Shirred Midi Dress
Leaf Print Stretch Bodycon Lace Dress
Spot Print Pleated Midi Dress
Dusk Blurred Foil Print Dress
Petite Floral Print Tiered Chiffon Dress
Sequin Shimmer Midi Dress
Petite Leaf Print Pleated Midi Dress
Petite Ruffled Stretch Dress
Ombre Shimmer Plisse Midi Dress
Chiffon V-Neck Midi Dress
Petite Paisley Tea Midi Dress
Petite Chain Trim Shift Dress
Sequin Embellished Maxi Wrap Dress
Petite Floral Print Tiered Overlay Dress
Petite Sequin Trim Chiffon Cape Dress
Dusk Floral Lace Crochet Dress
Petite Lace Tie Waist Maxi Dress
Petite Lace Pleat Midi Dress
Sequin Cowl Neck Maxi Stretch Dress
Petite Embroidered Maxi Dress
Spot Frill Fit & Flare Dress
Sequin Embellished Sheer Shift Dress
Petite Embellished V-Neck Midi Dress
Floral Pleated Chiffon Midi Dress
Pleated Chiffon Midi Dress
Petite Gathered Neck Hotfix Dress
Floral Print Pleated Midi Dress
Spotted Cowl Neck Dress
Floral Ruffle Tie Waist Midi Dress
Petite Tulip Motif Mesh Midi Dress
Sequin Frill Hem Midi Dress
Petite Floral Chiffon Blouson Overlay Dress
Petite Lace Overlay Midi Dress
Petite Trim Detail Ruched Midi Dress
Floral Lace Twist Neck Keyhole Dress
Sequin Lace Twist Front Midi Dress

Floral Print Bardot Midi Dress
Printed Mesh Midi Dress
Embellished Beaded V-Neck Dress
Petite Lace Pleat Midi Dress
Ombre Stripe Pleated Midi Dress
Floral Print Frill Wrap Midi Dress
Sequin Shimmer Velvet Dress
Petite Floral Print Stretch Dress
Watercolour Fern Chiffon Dress
A-Line Pleated Halter Dress
Floral Pleated Chiffon Dress
Petite Spot Print Pleated Midi Dress
Dusk Ruched Mesh Stretch Dress
Petite Front Twist Jacquard Dress
Sequin Embellished Velvet Bodycon Dress
Embellished Hotfix Tiered Chiffon Dress
Petite Gathered Neck Jacquard Dress
Sleeveless Abstract Print Maxi Dress
Petite Abstract Pleated Midi Dress
Petite Lace Tie Waist Maxi Dress
Petite Pleated Hem Shift Dress
Sequin Bodice Betlted Chiffon Dress
Sequin Trim Shift Dress
Contrast Sequin Bodice Maxi Dress
Abstract Print Frill Maxi Dress
Petite Chiffon Sleeve Sparkle Dress
Sequin Lace Ruched Stretch Dress
Petite Floral Pleated Halter Neck Midi Dress
Petite Front Twist Jacquard Dress
Velvet Twist Front Maxi Stretch Dress
Petite Abstract Print Pleated Midi Dress
Dusk Pleated Tie Back Midi Dress
Petite Floral Pleated Halter Neck Midi Dress
Sequin Lace Ruched Stretch Dress
Sequin Sweetheart Stretch Midi Dress
Glitter Velvet Maxi Stretch Dress
Metallic Lace Sequin Midi Dress
Floral Pleated Halter Midi Dress
Asymmetric Flared Hem Midi Dress
Petite Front Twist Jacquard Dress
Sequin Cowl Neck Maxi Stretch Dress
Petite Contrast Sequin Shift Stretch Dress
Side Twist Sleeveless Glitter Dress
Sequin Lace Ruched Stretch Dress
Petite Contrast Bow Midi Dress
Chiffon Pleat Neck Midi Dress
Floral Print Pleated Maxi Dress
Floral Print Ruched Midi Dress
Floral Cowl Neck Midi Dress
