Black One Shoulder Formal Dresses
Black one shoulder formal dresses are your secret weapon for turning heads and owning the night. Effortlessly chic and endlessly flattering, these dresses bring major main character energy to every RSVP on your calendar. Whether you’re making an entrance at a fancy dinner or dancing the night away at a glam event, nothing says “I’ve arrived” quite like a sleek black silhouette with that bold, asymmetrical vibe. Get ready to serve looks, break hearts, and leave everyone wanting more—your next unforgettable moment starts right here.
$79.90
A black knit mermaid dress featuring a convertible neckline, high front slit, and multiple styling options.
$59.90
A sleek black knit formal dress featuring a one-shoulder neckline and ruffled high side slit.
$39.90
A sultry black one-shoulder bodycon midi dress crafted from smooth, stretchy double-lined knit fabric.
$59.90
A glamorous black bodycon dress featuring glitter knit fabric, off-the-shoulder neckline, and high slit.
$39.90
A sultry black formal dress with rhinestone straps, high slit, and curve-hugging silhouette.
$69.90
A captivating black satin formal dress featuring an off-the-shoulder neckline and alluring front wrap slit.
$64.90
An elegant black mesh dress featuring an off-the-shoulder neckline, sheer long sleeves, and a high side slit.
$49.90
A black crepe formal dress featuring a sleeveless square neckline and a high-cut front slit.
$64.90
A sleek black knit mermaid dress featuring a scoop neckline, open back, and high front slit.
$64.90
A black satin formal dress featuring a lace-up back, high slit, and slim silhouette.
$99.90
A sophisticated black velvet high-low dress with a one-shoulder neckline and ruffle trim.
$109.90
A glamorous black satin formal dress featuring a lace corset bodice and high front wrap slit.
$59.90
A sleek black knit mermaid gown featuring a one-shoulder neckline, side cutout, and attached sash.
$59.90
A black satin mermaid dress with a lace-up back, V-neckline, and high ruffled slit.
$59.90
A black mini dress with an asymmetrical one-shoulder design and sparkling rhinestone embellishments.
$56.90
A versatile black knit bodycon midi dress with a convertible neckline for multiple styling options.
$54.90
A dazzling black midi dress with a glitter knit fabric, featuring a chic wrap hem and slit.
$79.90
A stunning black mermaid dress with a glitter finish and elegant lace-up back.
$49.90
An off-the-shoulder black midi dress featuring mesh-lined fabric, a ruched bodycon silhouette, and side slit.
$89.90
A black knit mermaid dress featuring an off-the-shoulder neckline and dramatic high front slit.
$109.90
A stunning black sequin dress with a lace-up back, sweetheart neckline, and high front slit.
$74.90
An elegant black mermaid dress with a glitter knit fabric and off-the-shoulder sweetheart neckline.
$69.90
A glamorous black mermaid dress with glitter fabric, off-the-shoulder neckline, and high front slit.
$79.90
A stunning black satin mermaid dress with a high slit and elegant train for formal occasions.
$62.90
A chic black satin knit dress with a ruched bodice, adjustable straps, and a front slit.
$89.90
A black floor-length bodycon dress featuring a sheer lace corset bodice and sultry cold shoulder design.
$59.90
An elegant black mermaid gown featuring a sheer lace bodice, off-shoulder neckline, and luxe ruching.
$79.90
A black satin formal dress featuring an open strappy back and elegant mermaid silhouette.
$39.90
A sassy black one-shoulder bodycon mini dress in ribbed knit fabric, perfect for parties.
$59.90
A chic black velvet mermaid dress with a one-shoulder neckline and high front wrap slit.
$9.97 $44.90 78% off
A black velvet mini dress with a one-shoulder neckline and wrap-around waist cutout.
$19.97 $99.90 80% off
A stunning black sequin formal dress with a mermaid silhouette and low-cut back.
$19.97 $69.90 71% off
A black knit mermaid dress featuring an off-the-shoulder neckline and lace-up back design.
$59.90
A stunning black mesh formal dress featuring a one-shoulder neckline and elegant mermaid silhouette.
$39.90
A chic black crepe wrap dress with a plunging V-neckline and high front slit.
$69.90
A black floor-length formal dress with a glitter mesh fabric and a cowl neckline.
$36.90
An elegant black off-the-shoulder midi dress with a bodycon fit and flared hem in stretchy knit.
$59.90
A black satin midi dress with a pleated cowl neckline, midriff cutout, and high side slit.
$59.90
A stunning black mermaid dress with a cowl neck, lace-up back, and high front slit.
$109.90
A black sequin bodycon dress with a high slit, adjustable straps, and a floor-length hem.
$48.90
An elegant black off-the-shoulder midi dress with ruched sides and a flattering bodycon fit.
$64.90
A sleek black formal dress with a V-neckline, strappy back, and high side slit.
$79.90
A black glitter mesh mermaid dress with off-the-shoulder neckline and sheer long sleeves.
$19.97 $79.90 75% off
A chic black mermaid dress with a sheer mesh corset bodice and adjustable crisscross straps.
$69.90
A black lace bodycon dress with a sweetheart neckline and high front slit for formal events.
$164.90
A black mermaid formal dress featuring a corset bodice, lace-up back, and high front slit.
$79.90
A black velvet column formal dress featuring a satin strapless bow neckline and floor-length hem.
$15.97 $59.90 73% off
A black off-the-shoulder crepe dress with a sweetheart neckline and ruffled front slit.
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Lavish yourself with a luxe formal dress that elevates your special occasion outfit! Cheyenne features a one-shoulder neckline, a wired V-neck bust, a fitted long sleeve, a high side slit on the floor-length hem, and a curve-hugging A-line silhouette. The long dress is composed of a lined velvet fabric that offers a moderate stretch. Complete the look with rhinestone heels and a sphere clutch. Fit & FeaturesOne-shoulder neckline, wired V-neck bust, Fitted long sleeve, High side slit, floor-length hem, A-line silhouette, Lined velvet fabric, Form-hugging fit, moderate stretch, Strapless or sticky bra recommended, Runs true to size, Free Shipping on All Orders Over $75. | Windsor Cheyenne Formal One-Shoulder Velvet Dress in Black-2 | Size: S | Rhinestone/Velvet Fabric
Dare to stun in the Jamie satin formal dress crafted with silky satin fabric for a gorgeous sheen. The bold plunge halter neckline and open lace-up back will turn heads while the fitted column silhouette flaunts your curves. Fit & FeaturesSilky satin fabric, short knit stretchy lining, Plunge halter V-neckline, shoulder straps, padded bra cups, Lace-up open back, lower zipper with hook-eye closure, High side slit, Fitted column silhouette, Floor-length hem, Runs true to size, Where to Wear:Prom, weddings, galas, and black-tie soirees. Free Shipping on All Orders Over $75. | Windsor Jamie Lace-Up Satin Formal Column Dress in Red | Size: XS | Knit Fabric/Satin Fabric
Sophistication meets sultry on the Marjorie formal dress perfect for cocktail parties and dressy family get-togethers. She features sheer chiffon peasant long sleeves, a square neckline, a bodycon silhouette, and a front ruched seam leading to the skin-flaunting slit along her midi-length hem. The formal dress is composed of a lined crepe fabric with a moderate stretch. Style with a chic clutch and heels to complete the look! Fit & FeaturesSheer chiffon peasant long sleeves, square neckline, Front ruched seam, slit detail, Bodycon silhouette, Midi-length hem, Lined crepe fabric, moderate stretch, Bra-friendly design, Runs true to size, Free Shipping on All Orders Over $75. | Windsor Marjorie Formal Chiffon Sleeve Midi Dress in White | Size: S | Chiffon/Crepe Fabric
A chic staple skater dress featuring a flirty off-the-shoulder folded neckline and a short-length perfect for styling with boots or heels. Fit & FeaturesRibbed knit fabric with plenty of stretch, Off-the-shoulder neckline, fold-over accent, Long fitted sleeves, Short-length hem, Skater silhouette, Runs true to size, Free Shipping on All Orders Over $75. | Windsor Chic Staple Ribbed Knit Skater Dress in Black | Size: M | Knit Fabric
The Gwendolyn glitter knit bow-back mermaid dress will have you sparkling up the night with a glamorous allure! Make your entrance in this floor-length gown designed to turn heads with a curve-flaunting mermaid fit and backless design. Fit & FeaturesGlitter knit fabric, moderate stretch, Square neckline, spaghetti straps, Backless design, high waist seam, Bow-back accent, floor-length train, Floor-sweeping hem, mermaid silhouette, Runs true to size, Extra glitter for maximum sparkle - may have some natural fallout, Where to Wear:Weddings, black tie galas, formal dances, big birthday events, rehearsal dinners, engagement parties, red carpet occasions, upscale glam parties Free Shipping on All Orders Over $75. | Windsor Gwendolyn Glitter Knit Bow-Back Mermaid Dress in Black | Size: L | Knit Fabric
A sparkling sequin scroll pattern adds beauty and shine to the glamorous Saige formal long dress! With a lace-up back that turns heads, a curve-hugging mermaid silhouette, and a high slit for a gorgeous look. Fit & FeaturesSequin scroll pattern, mesh fabric, stretchy full knit lining, Sleeveless plunge V-neckline, padded bust, Spaghetti straps, open lace-up back detail, Back zipper and hook-eye closure, Mermaid silhouette, floor-length hem, Runs true to size, Where to Wear:Prom, black-tie events, glam functions, and parties. Free Shipping on All Orders Over $75. | Windsor Saige Formal Sequin Lace-Up Mermaid Dress in Lavender | Size: XS | Knit Fabric/Mesh Fabric/Mesh Fabric
The Lucille formal satin dress will have you looking and feeling radiant and luxe! The dress captivates with a lace-up back, mermaid silhouette, and high front slit for effortless allure. Fit & FeaturesLined satin knit fabric, minimal stretch, Sleeveless square neckline, padded bust, adjustable spaghetti straps, Open lace-up back design, zipper and hook-eye closure, Fitted bodice, front ruched seam, high-cut slit, Mermaid silhouette, floor-length hem, Runs true to size, Where to Wear:Prom, weddings, bridesmaids, black tie galas, red-carpet events, nights at the opera or theatre, big milestone celebrations Free Shipping on All Orders Over $75. | Windsor Lucille Formal Satin Mermaid Dress in Coral | Size: L | Knit Fabric/Satin Fabric
Bring the romantic allure to the evening affair in the Marylou lace mesh plunge formal dress! She embodies flirtatious style in a sleeveless plunge V-neckline with a built-in padded bust and adjustable spaghetti straps on her empire waist bodice. The sparkly embroidered lace mesh fabric effortlessly flows into a floor-length silhouette with a high-side slit to showcase some legs. She also features a curve-conscious silhouette to flaunt your stunning figure! Complete the look in an elegant hair clip. Fit & FeaturesPlunge V-neckline, adjustable spaghetti straps, Adhesive bra recommended, built-in padded bust, High side slit, back zipper, hook and eye closure, Empire waist, form-fitting silhouette, Floor-length hem, Sparkly embroidered lace mesh fabric, full knit lining, moderate stretch, Runs true to size, Free Shipping on All Orders Over $75. | Windsor Marylou Lace Mesh Plunge Neck Formal Dress in Black | Size: L | Knit Fabric/Mesh Fabric/Mesh Fabric
Spend an evening in the timeless elegance of the Alicia floor-length formal dress and feel like a work of art! The side ruched seams accentuate your curves along the mermaid silhouette, and the high front slit adds a touch of drama to the floor-length hem. Fit & FeaturesSmooth knit fabric lined with stretchy knit, Padded bra cups, Back zipper and hook-eye closure, High front slit, Mermaid silhouette, Runs true to size, Where to Wear:Prom, galas, black tie parties, weddings, bridesmaids, nights at the theatre and opera, red-carpets Free Shipping on All Orders Over $75. | Windsor Alicia Off-The-Shoulder Mermaid Formal Dress in Green | Size: XS | Knit Fabric
Sleek and sophisticated! The Emmie satin formal dress exudes elegance with a lace-up back and flattering mermaid silhouette that accentuates your figure. Fit & FeaturesStretchy satin-knit fabric, lined bust, Spaghetti straps, V-neckline, Lace-up back, Mermaid silhouette, floor-length hem, Runs true to size, Where to Wear:Prom, black-tie galas, weddings, bridesmaids, formal parties, and red-carpet events. Free Shipping on All Orders Over $75. | Windsor Emmie Lace-Up Mermaid Satin Formal Dress in Brown | Size: L | Satin Fabric
Black One Shoulder Formal Dresses
There’s something about slipping into a black one shoulder dress that just hits different—the kind of energy that makes you walk a little taller, flip your hair with a little more attitude, and leave a trail of double-takes in your wake. Whether you’re RSVPing “yes” to that ultra-glam gala, prepping for your bestie’s wedding, or just ready to own the night at a formal dinner, formal one shoulder dresses are the ultimate confidence armor. The one shoulder silhouette is the definition of cool-girl elegance: it’s bold but never try-hard, sophisticated but never stuffy, and always, always unforgettable. There’s a reason the one shoulder black dress is a ride-or-die favorite for so many—it flatters literally everyone, from your statuesque friend who lives in platforms to your petite bestie who’s all about that barely-there heel. If you’re hunting for a look that says, “I came to slay and dance till closing,” you’re in the right place.
Let’s talk details, because that’s where the magic happens. The beauty of a black one shoulder formal dress is how it adapts to your vibe. Maybe you’re all about those dramatic, floor-sweeping gowns that make you feel like you should be walking a red carpet (even if it’s just the hallway at your cousin’s fancy birthday dinner). Or maybe your style is more about that sleek, fitted one shoulder semi formal dress that lets you move, groove, and never worry about a wardrobe malfunction when the beat drops. And don’t even get us started on the power of a black and white one shoulder dress—hello, instant drama and contrast! Whether you’re the guest of honor or just there to steal the spotlight, these dresses are a go-to for making memories and looking fire in every single pic. They’re also a killer gift for the friend who’s impossible to shop for—because who doesn’t want to feel like the main character at their next big event? Pair with statement earrings, a swipe of bold lipstick, and your favorite heels, and you’re set for a night of compliments and unforgettable moments.
If you’re all about options (and honestly, who isn’t?), don’t sleep on the mini version of this classic. Sometimes the party calls for something a little more flirty, a little more leg, and a lot more fun. For those moments, check out our curated collection of Black One Shoulder Mini Dresses—perfect for when you want to keep things chic but still bring the heat. No matter which length or style you choose, a one shoulder black dress is the ultimate canvas for your personal style. Layer on the sparkle, go minimalist with a sleek clutch, or add a pop of color with your shoes—there are zero rules, just endless ways to make it your own. So go ahead, channel your inner icon, and let your dress do all the talking.