Sweetheart Neckline Party Dresses
Sweetheart neckline party dresses are the ultimate move when you want to show up and turn every head. That iconic heart-shaped curve? It’s flirty, it’s feminine, and it brings all the main character energy your night deserves. Whether you’re planning to dance ‘til dawn or just need an excuse to snap a million pics, these dresses are here to make sure you’re feeling yourself from the first entrance to the last call. Get ready to steal the spotlight and let your confidence do all the talking—because tonight, you’re not just at the party, you *are* the party.
$99.90
A coral sequin formal dress featuring a lace-up back, high slit, and form-hugging silhouette.
$54.90
A navy blue mini dress with rhinestone and pearl embellishments, featuring a sweetheart neckline and bodycon silhouette.
$39.90
A flirty brown mesh mini dress featuring a floral leopard print, lace underwire bust, and adjustable straps.
$44.90
An ivory glitter mesh mini dress featuring off-the-shoulder sweetheart neckline and ruched bodycon silhouette.
$52.90
A white mini bodycon dress with faux pearl embellishments and adjustable spaghetti straps.
$42.90
A wine-colored mesh mini dress with a lace-up back and flattering bodycon silhouette.
$68.90
An ivory satin skater dress with floral jacquard, corset bodice, and lace-up back for chic elegance.
$74.90
An elegant red glitter knit mermaid dress with an off-the-shoulder neckline and high front slit.
$99.90
A light blue floral jacquard skater dress featuring a corset bodice, metallic threading, and hidden pockets.
$19.97 $64.90 69% off
A dazzling white sequin party dress with a sweetheart neckline and adjustable spaghetti straps.
$89.97 $199.90 55% off
A lavender A-line ball gown with a sweetheart neckline and lace applique corset bodice.
$49.90
A pink mesh and knit midi dress featuring cold-shoulder details, ruching, and a flattering bodycon fit.
$9.97 $59.90 83% off
A charming red gingham skater dress featuring an open back, ruffled hem, and lace-trimmed neckline.
$54.90
A black glitter skater dress with chiffon sleeves and a sweetheart neckline for dazzling occasions.
$19.97 $34.90 43% off
A sleek pink knit mini dress featuring a ruched bust, off-the-shoulder neckline, and bodycon silhouette.
$59.90
A denim mesh formal dress with a sweetheart neckline, lace-up back, and flattering ruched silhouette.
$19.97 $89.90 78% off
A white bodycon dress with faux pearl accents, sheer sleeves, and a plunging sweetheart neckline.
$36.90
A sultry black mini dress with sheer mesh, velvet floral pattern, and alluring cutout details.
$19.97 $59.90 67% off
An ivory mini dress with sheer mesh, faux pearl embroidery, and a cold-shoulder design.
$44.90
A white strapless mini dress featuring lace corset bodice, chiffon ruffled skater skirt, and sweetheart neckline.
$19.97 $99.90 80% off
A mauve satin mermaid dress with beaded applique neckline, perfect for formal occasions.
$9.97 $48.90 80% off
A light blue woven A-line dress featuring a corset bodice, lace-up back, and sweetheart neckline.
$109.90
A denim blue mesh skater dress featuring sequin floral embroidery, a corset bodice, and adjustable straps.
$19.97 $59.90 67% off
A white crepe formal dress featuring adjustable straps, ruffle trim, and a dramatic high front slit.
$44.90
A dazzling blue sequin mini dress with a sweetheart neckline and adjustable spaghetti straps.
$129.90
An enchanting black satin A-line dress featuring a sheer corset bodice and high front slit.
$19.97 $74.90 73% off
A black crepe mermaid dress with sheer lace panels and a sweetheart neckline for formal events.
$54.90
An off-the-shoulder white mesh midi dress featuring faux pearl embellishments and a flattering bodycon silhouette.
$32.90
A black mini bodycon dress with a sweetheart neckline and dramatic ruched bell sleeves.
$44.90
A burgundy lace midi dress featuring a sweetheart neckline, padded cups, and a flattering bodycon silhouette.
$109.90
A light blue satin midi dress featuring a lace-trimmed sweetheart neckline, adjustable straps, and hidden pockets.
$39.90
An eyelet lace mini dress with ruffled straps and a ruched sweetheart neckline in white.
$49.90
A wine-colored mesh and knit midi dress featuring cold shoulders, ruched seams, and a bodycon silhouette.
$69.90
A light blue satin skater dress featuring a strapless sweetheart neckline, ruched bodice, and pleated skirt.
$59.90
A white lace mini dress with faux pearl embellishments and adjustable spaghetti straps for elegant outings.
$59.90
A chic navy blue midi dress with glitter knit fabric, lace-up back, and high front slit.
$19.97 $69.90 71% off
A black mesh formal dress with a halter neckline, lace sequin cups, and mermaid silhouette.
$38.90
A brown knit mini dress featuring a strapless sweetheart neckline, front cutouts, and a flowy shark bite hem.
$35.90
A bold red knit mini dress featuring a strapless sweetheart neckline, front cutouts, and bodycon silhouette.
$69.90
A green satin formal dress featuring a sweetheart neckline and a high front wrap slit.
$119.90
A pink sequin formal dress featuring a corset bodice and mermaid silhouette for glamorous events.
$49.90
A pink floral mesh bodycon midi dress featuring off-the-shoulder sleeves, ruching, and a sweetheart neckline.
$9.97 $59.90 83% off
A chic black lace mini dress with a sweetheart neckline, feather trim, and sheer long sleeves.
$9.97 $54.90 82% off
A raisin-colored bodycon mini dress with rhinestone embellishments and a flattering sweetheart halter neckline.
$42.90
A strapless burgundy midi dress in sleek knit fabric, featuring a pleated bust and sultry back slit.
$89.90
A playful pink A-line short dress featuring lace trim, adjustable straps, and hidden side pockets.
$59.90
A sultry black strapless velvet midi dress with a ruched bodycon fit and side slit.
$49.90
A pink knit midi dress featuring a pleated sweetheart neckline, cutout back, and form-hugging silhouette.
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Slip into the luxe vibes of Mayra! Designed to highlight your figure, this formal satin dress delivers a chic form-hugging fit and a high slit for effortless movement. Fit & FeaturesSmooth satin-knit fabric, moderate stretch, Sleeveless square neckline, spaghetti straps, Fitted bodice, side hip pleating, Form-fitting silhouette, high-cut front slit, Floor-length hem, Style runs small, Where to Wear:Homecoming, weddings, black-tie parties, galas, military balls, engagement parties, rehearsal dinners, bridal celebrations, birthday events, milestone celebrations Free Shipping on All Orders Over $75. | Windsor Mayra Formal Satin Slit Long Dress in Sage | Size: S | Satin Fabric
Create a captivating entrance in this formal wrap dress for your next soiree. All eyes are on you in this stylishly chic long formal dress with a plunging V-neckline to perfectly display a sparkling rhinestone lariat or delicate layers of dainty necklaces. Fit & FeaturesCrepe fabric, moderate stretch, Asymmetrical wrap V-neckline, Adjustable spaghetti straps, Ruched detailing, slim-fit bodice, High front slit, floor-length wrap silhouette, Runs true to size, Where to Wear:Prom, black-tie weddings, and formal parties. Free Shipping on All Orders Over $75. | Windsor Sasha Formal High Slit Wrap Dress in Black | Size: XS | Rhinestone
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
Chic and glamorous, the Rowena sequin mermaid long dress will stylishly elevate your formal night-out look. With a lace-up strap design and fitted mermaid silhouette with a high slit, you'll deliver stunning style. Fit & FeaturesSheer mesh fabric, knit lining, moderate stretch, embroidered sequin scroll design, Sleeveless square neckline, padded bust, Spaghetti straps, open back, lace-up strap design, tie closure, Lower back zipper with hook and eye closure, High waist seam, Fitted floor-length mermaid silhouette, high front slit, Runs true to size, Where to Wear:Prom, black-tie parties and galas, fancy engagement parties Free Shipping on All Orders Over $75. | Windsor Rowena Sequin Mermaid Dress in Navy Blue | Size: M | Knit Fabric/Mesh Fabric/Sheer Mesh Fabric
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
Make a sparkly statement at your next soiree in the trendy glam Addison glitter formal dress! Bring radiance to the room in this floor-length dress with a sleek design that fits like a glove. Fit & FeaturesSheer glitter mesh fabric, full knit stretchy lining, Sleeveless cowl neckline, spaghetti straps, High waist seam, Floor-length fitted silhouette, Runs true to size, Where to Wear:Prom, black tie weddings, galas, special date nights, rehearsal dinner Free Shipping on All Orders Over $75. | Windsor Addison Glitter Mesh Formal Dress in Black | Size: XS | Knit Fabric/Mesh Fabric/Mesh Fabric
Embellished with light-catching sequins, the Bethanie formal dress is a clear stunner with a lace-up back and a flattering mermaid silhouette with a floor-length hem. Fit & FeaturesSequin-scroll pattern, mesh fabric, stretch knit lining, Sleeveless V-neckline, padded bust, Lace-up back, zipper and hook-eye closure, Mermaid silhouette, Floor-length hem, Runs true to size, Where to Wear:Prom, black-tie events, formal weddings, and upscale parties. Free Shipping on All Orders Over $75. | Windsor Bethanie Formal Sequin V-Neck Mermaid Dress in Yellow | Size: S | Knit Fabric/Mesh Fabric/Mesh Fabric
Sultry and stunning, the Alisha formal dress will keep all eyes on you. With thin rhinestone detailed straps that give effortless sparkle and a curve-hugging silhouette, and an alluring high slit. Fit & FeaturesLightweight, breathable stretchy fabric, Sleeveless cowl neckline, Rhinestone detailed straps, High waist seam, Floor-length hem, form-fitting silhouette, high slit, Runs true to size, Where to Wear:Prom, glamorous evenings, dinner parties, weddings Free Shipping on All Orders Over $75. | Windsor Alisha Rhinestone Strap Formal Dress in Black | Size: L | Stretchy Fabric/Rhinestone
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
The Rose formal long column dress is the perfect combination of elegance and glamour with a sheer corset trim and high-side slit for effortless allure! Fit & FeaturesMesh fabric, partial stretchy knit lining, Sleeveless sweetheart neckline, cowl pleating, Adjustable spaghetti straps, crisscross open back, Padded bust, sheer corset bodice, flexible boning, Side ruched seams, fitted column silhouette, High-side slit, floor-length hem, Style runs small, Where to Wear:Prom, weddings, bridesmaids, rehearsal dinners, cocktail soirees, and dressed-up date nights. Free Shipping on All Orders Over $75. | Windsor Rose Formal Mesh Corset Column Dress in Green | Size: M | Knit Fabric/Mesh Fabric
Sweetheart Neckline Party Dresses
There’s something about a sweetheart neckline party dress that just hits different—like, main character energy in fabric form. These dresses are made for the girl who loves to light up a room, whether she’s twirling under the disco ball, making a grand entrance at a birthday bash, or owning the dance floor at a bestie’s engagement party. That signature heart-shaped neckline isn’t just a flirty detail—it’s a confidence booster, sculpting and highlighting your collarbones, giving a little nod to vintage glam while still feeling totally now. If you’re searching for a look that’s equal parts sweet and daring, this silhouette is your secret weapon. The magic of a cocktail dress sweetheart neckline is that it flatters almost every body type, drawing the eye upward and letting you play with accessories, from statement necklaces to layered chokers or a simple, glowy highlight on your shoulders. Whether you’re all about that fitted, curve-hugging vibe or love a flowy skirt with plenty of twirl, there’s a sweetheart neckline dress that’s ready to match your mood and your moves.
Shopping for a party dress is basically a rite of passage—think of it as curating your own highlight reel. Maybe you’re prepping for a milestone birthday, a BFF’s big night out, or a family celebration where you want to serve looks and make memories. Sweetheart neckline dresses are also the ultimate gift for the friend who’s always the first to RSVP yes, the sister who’s impossible to shop for, or the cousin who’s about to graduate and needs something unforgettable for her moment in the spotlight. The best part? These dresses are endlessly versatile. Pair them with strappy heels for a classic cocktail vibe, add boots and a moto jacket for a little edge, or throw on a cozy shawl for those rooftop parties when the breeze picks up. Don’t forget to play with textures—velvet, satin, sequins, or lace can totally shift the mood of your look, letting you go from glam goddess to boho queen with a quick change of accessories. And if you’re wondering whether you can re-wear that showstopper, trust: a sweetheart neckline dress is never a one-and-done. Style it up with new accessories, switch up your hair, and suddenly it’s a whole new vibe for your next big event.
When you’re ready to find the dress that’ll make you feel unstoppable, start by thinking about the details that matter most to you. Are you looking for a bold color that’ll pop in every pic, or a neutral that lets your personality do the talking? Do you want a mini, midi, or full-length skirt to match your mood and the occasion? Consider the fit and fabric—stretchy knits for all-night comfort, luxe satins for that red-carpet feel, or embellished styles that catch the light with every move. And if you want even more inspo or need help narrowing down your options, check out our curated collection of Sweetheart Neckline Cocktail Dresses to discover the latest must-haves and timeless classics. No matter what you choose, remember: the right dress doesn’t just look good, it feels like a celebration of you. Go ahead, own your moment—you’ve got this, babe.