21st Birthday Dresses

    • Otillie Rose Halter Mini Dress - White

    Otillie

    Rose Halter Mini Dress - White

    £109
    • Scarlet Slinky Cowl Mini Dress - Black

    Scarlet

    Slinky Cowl Mini Dress - Black

    £85
    • Anouk Faux Leather Strapless Mini Dress - Merlot

    Anouk

    Faux Leather Strapless Mini Dress - Merlot

    £105
    • Rory Halter Mini Knit Dress - Red

    Rory

    Halter Mini Knit Dress - Red

    £85
    • Anari Gathered Scuba Mini Dress - Dark Chocolate

    Anari

    Gathered Scuba Mini Dress - Dark Chocolate

    £105
    • Hector Halter Neck Knit Mini Dress - Blue

    Hector

    Halter Neck Knit Mini Dress - Blue

    £85
    • Orellia Strapless Suiting Mini Dress - Ivory

    Orellia

    Strapless Suiting Mini Dress - Ivory

    £109
    • Malakhai Chiffon Halter Mini Dress - Black
    Preferred Fibres

    Malakhai

    Chiffon Halter Mini Dress - Black

    £99
    Preferred Fibres
    • Raina Diamante Halter Mini Dress - Black

    Raina

    Diamante Halter Mini Dress - Black

    £155
    Preferred Fibres

    Kaida

    Slinky Maxi Dress With Hardware - Ivory

    £95
    Preferred Fibres
    • Kenny Diamante One Shoulder Maxi Dress - Navy

    Kenny

    Diamante One Shoulder Maxi Dress - Navy

    £179
    • Ella Bow Detail Halter Mini Dress - Periwinkle Blue

    Ella

    Bow Detail Halter Mini Dress - Periwinkle Blue

    £119
    • Lucien Cowl Neck Mini Dress - Peppercorn

    Lucien

    Cowl Neck Mini Dress - Peppercorn

    £79
    • Alyn Off Shoulder Draped Mini Dress - Lemon

    Alyn

    Off Shoulder Draped Mini Dress - Lemon

    £89
    • Nylah Beaded Halter Mini Dress - Burgundy
    MESHKI Atelier

    Nylah

    Beaded Halter Mini Dress - Burgundy

    £459
    MESHKI Atelier
    • Mattea Diamante Mini Dress With Scarf - Plum

    Mattea

    Diamante Mini Dress With Scarf - Plum

    £105
    • Minna Halter Mini Dress - Opal White

    Minna

    Halter Mini Dress - Opal White

    £119
    • Runa Off Shoulder Mini Dress With Waist Tie - White

    Runa

    Off Shoulder Mini Dress With Waist Tie - White

    £119
    • Caralee Sequin Halter Mini Dress - Ivory

    Caralee

    Sequin Halter Mini Dress - Ivory

    £89
    • Adora Pearl Halter Mini Dress - White
    MESHKI Atelier

    Adora

    Pearl Halter Mini Dress - White

    £689
    MESHKI Atelier
    • Atenea Satin Mini Dress - White

    Atenea

    Satin Mini Dress - White

    £149
    • Adoria Sequin Cut Out Maxi Dress - Navy

    Adoria

    Sequin Cut Out Maxi Dress - Navy

    £119
    • Romilly Sequin Mini Dress - Ivory

    Romilly

    Sequin Mini Dress - Ivory

    £85
    • Astor Hand Embellished Maxi Dress - Gold
    MESHKI Atelier

    Astor

    Hand Embellished Maxi Dress - Gold

    £1,469
    MESHKI Atelier
    • Eloise Hand Beaded Mini Dress - Pink Swirl Print
    MESHKI Atelier

    Eloise

    Hand Beaded Mini Dress - Pink Swirl Print

    £689
    MESHKI Atelier
    • Eloise Hand Beaded Mini Dress - Blue Swirl Print
    MESHKI Atelier

    Eloise

    Hand Beaded Mini Dress - Blue Swirl Print

    £689
    MESHKI Atelier
    • Electra Slinky Lace Mini Dress - Ivory

    Electra

    Slinky Lace Mini Dress - Ivory

    £89
    • Jasmyn Hot Fix Maxi Dress With Mesh Back - Purple

    Jasmyn

    Hot Fix Maxi Dress With Mesh Back - Purple

    £159
    • Belinda Beaded Knit & Chiffon Maxi Dress - Light Blue

    Belinda

    Beaded Knit & Chiffon Maxi Dress - Light Blue

    £169
    • Eleonora Diamante Trim Mini Dress - Black

    Eleonora

    Diamante Trim Mini Dress - Black

    £165
    • Regina Halter Lace And Satin Mini Dress - Chocolate

    Regina

    Halter Lace And Satin Mini Dress - Chocolate

    £89
    • Electra Slinky Lace Mini Dress - Pale Blue

    Electra

    Slinky Lace Mini Dress - Pale Blue

    £89
    • Cyra Plunge Satin Midi Dress - Peach

    Cyra

    Plunge Satin Midi Dress - Peach

    £119
    • Poppy Satin Halter Mini Dress - Lemon

    Poppy

    Satin Halter Mini Dress - Lemon

    £89
    • Maison Bandage Knit Mini Dress - Chocolate

    Maison

    Bandage Knit Mini Dress - Chocolate

    £125
    • Lyle One Shoulder Glow Mesh Mini Dress - Silver

    Lyle

    One Shoulder Glow Mesh Mini Dress - Silver

    £145

It’s your birthday and that means you deserve party gown perfection and we’re here to make sure you absolutely steal the spotlight for your 21st. Whether you want to stun in a sleek satin maxi dress or show your legs off in a hot mini with strategic cutouts and diamante detailing, we’ve got designer options for you. Browse our carefully curated catalogue of exclusive pieces to find the birthday party dress of your dreams.

Find Youre Dream 21st Birthday Dress 

If there was ever an occasion to absolutely serve some visuals, your 21st birthday would be it. You’re the star of the event — and your outfit absolutely needs to convey that. That’s why our edit of 21st birthday dresses come in different styles, fabrics, silhouettes, and designs. Whether it be black birthday dresses or sequined, you need to pick one that’s both effortlessly gorgeous and super comfortable. After all, you’re going to be partying from dusk ‘til dawn.

Finding the Perfect Birthday Dress for your 21st

Versatility and variety are key when choosing a birthday outfit. It’s always good to have a vision of what you want to look like but a bit of flexibility can work wonders. It’s not unusual to be inspired or influenced when browsing different styles. Timeless pieces in beiges, trendy fits in neutrals, or cool jewel tones. Start with a general idea of your ideal birthday dress — sleeveless minis, tube-top midis, long line gowns, bodycon maxis — and then dive in. Let the outfit inspo happen as you look through the different options in our edit.

Shop 21st Birthday Dresses

Remember; it’s all about you! Elevate your confidence and strut your stuff in the party dress of your dreams. Whether you’re in, mesh, knit fabric or swathes of satin with fashionable cutouts or flattering ruching, what matters is that you look as great as you feel. Trust us; your perfect dress is here.