Birthday Party Dresses For Adults
Birthday party dresses for adults are all about making your entrance unforgettable—because the spotlight was basically made for you, right? Whether you’re blowing out candles or just owning the dance floor, it’s your time to shine and celebrate yourself with a look that feels as bold and fun as you are. From flirty minis to glam maxis, these birthday party dresses for adults are ready to help you turn every moment into a main character moment. So go ahead, channel that birthday energy and let’s make some memories—you deserve it!
$39.90
A chic black crepe wrap dress with a plunging V-neckline and high front slit.
$109.90
A chic navy blue mermaid dress with sequins, a square neckline, and a thigh-high slit.
$109.90 - $149.90
A light blue mermaid dress with sequin-scroll mesh, padded bust, and lace-up back for formal events.
$39.90
A sultry black formal dress with rhinestone straps, cowl neckline, and a high slit.
$32.90
A lime yellow mesh mini dress with a cowl neckline and adjustable spaghetti straps for a chic night.
$59.90
A white mini dress with iridescent sequins, sheer velvet fabric, and adjustable spaghetti straps.
$79.90
A white mini dress featuring faux pearl embellishments and a strappy open-back design.
$34.90
A sleek black knit mini dress with a cowl halter neckline and sultry open-back design.
$52.90
A white mini bodycon dress with faux pearl embellishments, featuring a sweetheart neckline and ruched sides.
$32.90
An elegant white satin mini dress with an off-the-shoulder neckline and flattering A-line silhouette.
$84.90
A coral beaded mesh mini dress with a strapless cowl neckline and bodycon fit.
$69.90
A white bodycon mini dress with iridescent rhinestones and faux pearls on sheer mesh fabric.
$89.90
A dazzling periwinkle sequin lace party dress featuring a lace-up back and skater silhouette.
$19.97 $54.90 64% off
A wine-colored glitter-knit mini dress with a cowl neckline and ruched bodycon silhouette.
$64.90
A pink strapless mesh dress with asymmetrical ruffles, perfect for formal occasions.
$9.97 $59.90 83% off
A shimmery black sequin party dress featuring a one-shoulder design and bodycon wrap silhouette.
$76.90
A black glitter mini dress with a strapless neckline, pleated design, and detachable bow train.
$9.97 $42.90 77% off
A glittery black mini dress with a one-shoulder balloon sleeve and front tie ruching.
$39.90
A navy blue glitter mesh mini dress with a sleeveless V-wire neckline and side ruched seams.
$19.97 $64.90 69% off
A chic white bodycon dress with mesh fabric and faux pearl embellishments, perfect for formal events.
$42.90
A chic black glitter knit dress with an off-the-shoulder neckline and asymmetrical mini-length hem.
$29.97 $89.90 67% off
A dazzling orange bodycon dress with glitter polka dots, adjustable straps, and a lace-up back.
$64.90
A black bodycon mini dress with sheer sleeves and sparkling rhinestones for a glamorous look.
$9.97 $45.90 78% off
A royal blue satin skater dress with detachable rhinestone straps and a flattering fit-and-flare silhouette.
$46.90
A black glitter crepe knit mini dress with sheer bell sleeves and a bodycon silhouette.
$54.90
A navy blue mini dress adorned with rhinestones and pearls, featuring a bodycon silhouette and cowl neckline.
$99.90
A light blue floral jacquard skater dress featuring a corset bodice, metallic threading, and hidden pockets.
$59.90
A black glitter mesh bodycon mini dress with sheer ruffled sleeves and an open back.
$39.90
A strapless white mini dress in crepe knit with a drop waist and flattering A-line silhouette.
$46.90
A lavender mini dress with floral sequin embellishments, tulle straps, and a lace-up back.
$54.90
A chic black midi dress with a glitter knit fabric, featuring a wrap hem and flirty slit.
$46 $64.90 29% off
A dazzling white sequin party dress with a sweetheart neckline and adjustable spaghetti straps.
$79.90
A striking navy blue mermaid dress featuring a lace open back and side ruched seams.
$42.90
A sultry black strapless mesh mini dress with ruffled trim and a bodycon silhouette.
$46.90
A lime yellow strapless mini dress featuring all-over sequins, sheer mesh fabric, and a bodycon silhouette.
$37.90
A navy blue glitter crepe mini dress with a sleeveless square neckline and bodycon silhouette.
$48.90
An elegant black off-the-shoulder midi dress with ruched sides and a flattering bodycon fit.
$26.97 $59.90 55% off
A natural floral chiffon skater dress with a strapless sweetheart neckline, lace trim, and bow.
$19.97 $44.90 56% off
A pink floral mesh corset mini dress with a sweetheart neckline and adjustable spaghetti straps.
$54.90
A black glitter skater dress with chiffon sleeves and a fit-and-flare silhouette for parties.
$59.90
A light blue strapless glitter dress with a V-neckline, hidden pockets, and A-line silhouette.
$52.90
A navy blue glitter knit bodycon dress with a V-neckline and adjustable spaghetti straps.
$54.90
An ivory floral satin dress with a lace-up back and flirty A-line silhouette.
$22.97 $49.90 54% off
A shimmering pink sequin mini dress with a plunge halter V-neckline and flattering A-line silhouette.
$64.90
A natural cotton midi dress featuring a watercolor floral print, corset bodice, and voluminous A-line silhouette.
$89.90
A dazzling red glitter knit formal dress with a scoop neckline and revealing open back.
$59.90
A black sheer mesh mini dress with sequin glitter and floral embroidery, perfect for nights out.
$29.97 $89.90 67% off
A green boho-inspired sequin mermaid dress with adjustable straps and a floor-length hem.
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The Marissa long satin dress brings elegance and sultriness to your formal night. The floor-length gown enhances your curves with a fitted bodice and flattering A-line silhouette while the high front slit provides movement. Fit & FeaturesStretch-satin fabric, non-see-through, double-lined bust, Sleeveless pleated cowl neckline, spaghetti straps, Slim-fit bodice, empire waistline, High front slit, floor-length hem, A-line silhouette, Runs true to size, Where to Wear:Prom, weddings, black-tie soirees, special date nights, and engagement parties. Free Shipping on All Orders Over $75. | Windsor Marissa Formal Satin Cowl Neck Dress in Green | Size: S | Satin Fabric
Shine bright and sparkle up the night in the gorgeous Leila mini dress. The dress boasts an alluring open back with a lace-up strappy design for a customized fit, and a short, curve-hugging silhouette. Shop Long Version: Kailani Formal Sequin Slit Mermaid DressFit & FeaturesSheer mesh fabric, full knit lining, moderate stretch, Sequin embroidery, scroll pattern, Sleeveless square neckline, adjustable spaghetti straps, Open back, lace-up strappy design, tie closure, High waist seam, lower back zipper, hook and eye closure, Mini-length hem, fitted bodycon silhouette, Runs true to size, Where to Wear:Prom, bachelorettes, birthdays, Vegas weekends, date nights Free Shipping on All Orders Over $75. | Windsor Leila Sequin Bodycon Mini Dress in Royal Blue | Size: XL | Knit Fabric/Mesh Fabric/Sheer Mesh Fabric
Look and feel like a sultry senorita in this mesh mini dress perfect for an chic night on the town! It features a sleeveless cowl neckline, dual adjustable spaghetti straps with a tie-neck closure, and side and back ruched seams designed to flaunt your curves along the bodycon silhouette. Complete the look with hoop earrings. Fit & FeaturesSleeveless cowl neckline, Dual adjustable spaghetti straps, tie-neck closure, Side and back ruched seams, Back zipper and hook-eye closure, Bodycon silhouette, mini-length hem, Mesh fabric, brushed soft knit stretchy lining, Runs true to size, Free Shipping on All Orders Over $75. | Windsor Senorita Mesh Strappy Mini Dress in Red | Size: M | Knit Fabric/Mesh Fabric/Mesh Fabric
Every occasion is worth celebrating in this off-the-shoulder midi dress! The smooth and stretchy knit fabric includes a full-length knit lining for additional coverage. The off-the-shoulder neckline and short-sleeve cuffs add a touch of elegance, while the bodycon silhouette and flared midi-length hem accentuate your curves in all the right places. Complete the look with teardrop earrings and heels. Fit & FeaturesSmooth stretchy knit fabric with knit lining, Off-the-shoulder neckline, Short-sleeve cuffs, Bodycon fit, Flare hem, Style runs small, Free Shipping on All Orders Over $75. | Windsor Exceptional Off-The-Shoulder Flared Midi Dress in Natural | Size: XS | Knit Fabric
Bring on the cute attitude in this ponte mini skort brings featuring a flattering high-rise waist, and a skirt overlay designed with dual front slits along the form-hugging fit. Fit & FeaturesSmooth ponte knit fabric, minimal stretch, High-rise waist, Skirt overlay, dual front slits, Form-hugging silhouette, Mini-length hem, Shorts lining, Runs true to size, Free Shipping on All Orders Over $75. | Windsor Cute Attitude Ponte Slit Mini Skort in Black | Size: L | Knit Fabric
Show up and stun this formal season in the gorgeous Brynlee bodycon mini dress! She features a sleeveless square neckline, a built-in padded bust, halter spaghetti straps, an open back with a lace-up design for a customized fit, and a short, curve-hugging silhouette. The lined mesh fabric features all-over sequin embroidery in an intricate scroll pattern. Style the formal mini dress with clear heels for a night to remember. Fit & FeaturesSleeveless, square neckline, Built-in padded bust, no bra required, Halter spaghetti straps, back button closure, Open back, lace-up design, zipper closure, Bodycon silhouette, mini-length hem, Sequin scroll embroidery, mesh fabric, knit lining, minimal stretch, Runs true to size, Free Shipping on All Orders Over $75. | Windsor Brynlee Sequin Embroidered Bodycon Dress in Sage | Size: S | Knit Fabric/Mesh Fabric/Mesh Fabric
A mini dress that brings the luxe sensation! The Keira faux pearl short dress is a stunning style with a strappy tie-back design and a bodycon silhouette that highlights your figure. Fit & FeaturesLightweight mesh fabric, stretchy knit lining, Faux pearl and bead embellishments, Sleeveless cowl neckline, Spaghetti straps, strappy tie-back design, open-back, Bodycon silhouette, mini-length hem, Runs true to size, Where to Wear:Prom, birthday parties, bachelorettes, Vegas weekends, rooftop cocktails Free Shipping on All Orders Over $75. | Windsor Keira Faux Pearl Strappy Open-Back Mini Dress in Light Blue-2 | Size: XS | Knit Fabric/Mesh Fabric/Mesh Fabric
A fashionista like you will adore this basic mini skirt for creating your day and night looks! Featuring an elasticized high-rise waistband, bodycon silhouette, and a flirty front hem slit on stretchy and smooth knit fabric. Style with a corset top and heels. Fit & FeaturesHigh-rise elasticized waistband, Bodycon silhouette, Front hem slit, Mini-length hem, Stretchy and smooth knit fabric, Runs true to size, Free Shipping on All Orders Over $75. | Windsor Get Down With Basic Slit Mini Skirt in Black | Size: XL | Knit Fabric
Everyone will see you shining at the club in this glitter mini dress! It features an off-the-shoulder sweetheart neckline, sheer fitted ruched long sleeves, adjustable spaghetti straps, a ruched seam along the padded bust, a sheer bodice with trim, and side ruched seams that hug your curves on the bodycon silhouette. Complete the look with a clutch and heels. Fit & FeaturesOff-the-shoulder sweetheart neckline, Adjustable spaghetti straps, Sheer fitted ruched long sleeves, Ruched and padded bust, sheer bodice, trim, Side ruched seams, bodycon silhouette, mini-length hem, Glitter mesh fabric, sewn-in knit lining, moderate stretch, Runs true to size, Free Shipping on All Orders Over $75. | Windsor See Me Shining Glitter Off-The-Shoulder Mini Dress in Wine | Size: M | Knit Fabric/Mesh Fabric/Mesh Fabric
Both sexy and demure, the Kristen party dress wows from every angle! Perfect for bachelorette weekends, themed soirees, and formal birthdays! She features a sleeveless sweetheart neckline with a padded bust, cowl draping, adjustable spaghetti straps, and side ruched seams that hug your curves along her short bodycon silhouette. The formal party dress is composed of a faux pearl embellished mesh fabric with a stretchy knit lining. Complete the look in statement block heels. Fit & FeaturesSleeveless sweetheart neckline, Padded bust, cowl draping, Adjustable spaghetti straps, Side ruched seams, bodycon silhouette, Mini-length hem, Faux pearl embellishments, mesh fabric, stretch knit lining, Runs true to size, Free Shipping on All Orders Over $75. | Windsor Kristen Faux Pearl Mini Party Dress in White | Size: XS | Knit Fabric/Mesh Fabric/Mesh Fabric
Birthday Party Dresses For Adults
When it’s your birthday, the spotlight is yours—and your dress should make you feel every bit the main character. Birthday party dresses for adults aren’t just outfits; they’re declarations. Whether you’re blowing out candles in a rooftop lounge, dancing through midnight in a city club, or hosting a backyard soirée with your favorite crew, your dress sets the vibe for the night. Think glitter that catches every flicker of candlelight, silky satins that feel like a second skin, and flirty ruffles that move with every beat of your birthday playlist. The right birthday look is about more than just turning heads; it’s about feeling unstoppable, laughing until your cheeks hurt, and making memories that’ll have your group chat buzzing for months. The best part? Birthday dresses Windsor girls love are as unique as the babes who wear them—whether you’re channeling your inner bombshell in a curve-hugging mini or keeping it effortlessly chic in a flowy midi, you’ll find something that vibes with your energy and your party plans.
Choosing the perfect birthday dress is all about matching your mood and your moment. If your celebration calls for a little extra sparkle (and let’s be honest, whose doesn’t?), go for sequins, rhinestones, or metallic fabrics that shine as bright as your birthday glow. Love a dramatic entrance? A bold cutout, statement sleeve, or an open back is your ticket to main event status. For those who want to keep it low-key but still unforgettable, slip into a sleek slip dress or a classic bodycon—just add your favorite heels and you’re good to go. And if you’re shopping for the birthday queen in your life, a dress from the birthday dresses Windsor collection is the ultimate hype-girl move—gift her something that says, “Tonight, you’re everything.” These dresses aren’t just for the birthday girl, either; they’re perfect for anyone who wants to raise the style stakes at a birthday bash, whether you’re the guest of honor, the bestie with the camera, or the friend who always brings the confetti.
No matter how you celebrate, your birthday dress should be as fearless and fun as you are. August nights are made for bold colors, breezy fabrics, and playful details that keep you cool while you turn up the heat on the dance floor. Don’t be afraid to mix textures, layer on the sparkle, or try something you’ve never worn before—this is your night, and the rules don’t apply. And if you’re on the hunt for a look that fits a specific party theme, Windsor’s got your back with a curated collection of Party Theme Dresses that make matching your dress to your dream party easier than ever. Whether you’re planning a glam girls’ night out, a romantic dinner date, or a backyard bash under the stars, your birthday dress is your secret weapon for feeling like the best version of yourself. Here’s to unforgettable nights, endless compliments, and a year ahead that’s even brighter than your birthday candles.