Sweetheart Formal Gowns and Party Dresses

The PromGirl formal dress collection features both short prom and party dresses and long formal evening gowns with sweetheart necklines. This style of dress features a neckline with two curved edges resembling the shape of a heart. The curve can be sweet and alluring with a small opening or daring and sexy in a low cut style. You will find here halter top dresses, elegant long prom dresses, sweet sixteen party dresses, or sparkling cocktail dresses and little black dresses for the holidays all with sweetheart neckline that are feminine and chic. Theses are dresses you'll want to wear again and again and are sure to become a favorite in any girl's closet. 

In Stock Buy Short Strapless Sweetheart Polka Dot Dress at PromGirl
  • Black/White

Short Strapless Sweetheart Polka Dot Dress

$39.00 $19.00 EM-BCA-1704-020
In Stock Buy Short Spaghetti Strap Dress at PromGirl
  • Black/Ivory

Short Spaghetti Strap Dress

$39.00 $19.00 EM-BCX-1625-006
In Stock Buy Gold Foil Print Dress at PromGirl
  • Gold

Strapless Foil Print Dress

$39.00 $19.00 CL-D40145
In Stock Buy Short Strapless Sweetheart Black Dress at PromGirl
  • Black

Short Strapless Sweetheart Black Dress

$49.00 $24.00 CCC-6P8263
In Stock Buy Strapless Sweetheart Pink Dress at PromGirl
  • Black

Strapless Sweetheart Pink Dress

$49.00 $24.00 EM-DHN-1028-650
In Stock Buy Short Strapless Sweetheart Print Dress at PromGirl
  • White/Neon Pink

Short Strapless Sweetheart Print Dress

$49.00 $24.00 CT-4326DT2A
In Stock Buy Short Strapless Sweetheart Print Dress at PromGirl
  • Black/White

Short Strapless Sweetheart Print Dress

$49.00 $24.00 AS-i796661z8
In Stock Buy Strapless Black Homecoming Dress at PromGirl
  • Grey

Strapless Sequin Cocktail Dress

$49.00 $24.00 MP-D0759
In Stock Buy Short Strapless Sweetheart Dress at PromGirl
  • Green/Red

Short Strapless Sweetheart Dress

$49.00 $24.00 CT-2794BG2F
In Stock Buy Strapless Sweetheart Short Dress by XOXO at PromGirl
  • Cobalt

Strapless Blue Cocktail Dress

$79.00 $29.00 XO-2523ST11
In Stock Buy Short Strapless Lace Summer Dress at PromGirl
  • Ivory
  • Peach

Short Strapless Lace Dress

$29.00 TR-D30160
In Stock Buy Short Sleeveless Dress at PromGirl
  • Black
  • Royal Blue
  • Coral

Short Sleeveless Dress

$29.00 CCC-6C9295
In Stock Buy Strapless Semi Formal Dress at PromGirl
  • Taupe

Strapless Semi Formal Dress

$29.00 MD-D11005GGP
In Stock Buy Short Strapless Lace Dress at PromGirl
  • Ivory
  • Peach

Short Strapless Lace Dress

$29.00 TR-D30160i
In Stock Buy Short Striped Spaghetti Strap Dress at PromGirl
  • Coral/Coral

Short Striped Spaghetti Strap Dress

$69.00 $29.00 BD-HX1914305
In Stock Buy Short Strapless Sweetheart Dress at PromGirl
  • Fuchsia

Short Strapless Sweetheart Dress

$59.00 $29.00 WC-K1842
In Stock Buy Short Strapless Sweetheart Dress at PromGirl
  • Royal/Black

Short Strapless Sweetheart Dress

$69.00 $34.00 MQ-700985
In Stock Buy Short Strapless Sweetheart Dress at PromGirl
  • Black
  • Ivory/Black

Short Strapless Sweetheart Dress

$69.00 $34.00 IM-5322-0161C
In Stock Buy Short Spaghetti Strap Dress by XOXO at PromGirl
  • Burgundy

Short Spaghetti Strap Dress by XOXO

$69.00 $34.00 XO-6457PDS5
In Stock Buy Short Strapless Print Dress at PromGirl
  • Brown
  • Royal

Short Strapless Print Dress

$69.00 $34.00 TW-7046PT
In Stock Buy High Low Strapless Dress at PromGirl
  • Purple
  • Hot Pink

High Low Strapless Dress

$79.00 $39.00 MY-6103XY1N
In Stock Buy Short Strapless Sweetheart Dress at PromGirl
  • Ivory

Short Strapless Dress

$39.00 MD-D10281XXV
In Stock Buy High Low Sparkling Strapless Dress at PromGirl
  • Navy

High Low Sparkling Strapless Dress

$99.00 $39.00 MY-6103gj1n
In Stock Buy High Low Strapless Dress at PromGirl
  • Jade

High Low Strapless Dress for Homecoming

$79.00 $39.00 MY-2099sj1s
* Products with an "in stock" banner have at least some size and color combinations ready to ship immediately. Available sizes and colors may be limited due to seasonality. Please read our complete availability policy for more information.