Best 16 Womens Cocktail Dresses Keyhole Neck in 2026

Daisy
Last Updated: Jul 20, 2026

At a Glance: Our Top Picks for 16 Womens Cocktail Dresses Keyhole Neck

MEROKEETY Women's Sleeveless Lace Floral Elegant Cocktail Dress Crew Neck Knee Length for Party A-Black
#TOP1
Merokeety Women's Sleeveless Lace Floral Elegant Cocktail Dress
9.9
PM SCORE
ZESICA Women's Halter Neck Floral Print Backless Split Beach Party Maxi Dress, Dark Blue, Small
#TOP2
Zesica Women's Halter Neck Floral Print Backless Split
9.6
PM SCORE
Romwe Women's Sleeveless Halter Neck Summer Casual A Line Dress Black L
#TOP3
Romwe Women's Sleeveless Halter Neck Summer Casual A
9.1
PM SCORE

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Summary of the Best 16 Womens Cocktail Dresses Keyhole Neck of 2026

Merokeety Women's Sleeveless Lace Floral Elegant Cocktail Dress Crew Neck Knee Length For Party A-Black

MEROKEETY
LACE001-BLACK-M
5.00 X 5.00 X 0.70 Inches
0.65 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
MEROKEETY 9.89

Features

Size:S(US 2-4) / M(US 6-8) / L(US 10-12) / XL(US 14-16)

If you are in between size,please size up

Design: Eyelashes lace,Slimming Sheath Style, Full Lace Short Midi Dress, Full Zip Back

Suit for Night date,Cocktail Party, Prom, Wedding, Formal Occasions, Casual Wear, etc

Hand Wash Only,Please Do Not Ironing; MEROKEETY is an USA registered brand,we accept 30 days free returns!

Zesica Women's Halter Neck Floral Print Backless Split Beach Party Maxi Dress, Dark Blue, Small

ZESICA
FEBNEW22-NAVY BLUE-S
1.97 X 0.79 X 0.39 Inches
0.62 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
ZESICA 9.90

Features

★Smaller Size,choose one size up!!! ATTENTION:We will continue to improve the details of this dress,and the white will add lining!!! ;S=US 0-2 ,M=US 4-6,L=US 8-10, XL=US 12-14, XXL=US 16

★MATERIAL: 100%Polyester ; super soft and feel cool in this hot summer

★UNIQUE STYLE---Featuring a halter neck with a stunning crochet trim down the bust and across the waist. The front features a overlap with a spilt up the front for an added feature that we just love. We love the stunning open back design with a tie at the back for the perfect feature! This dress is fully lined from hips to just above the front spilt with the bust being lined also

★MODEL: Height:175cm/5'9", Bust:86cm/34", Waist:60cm/24", Hip:86cm/34", Wear: Size M; PLS check the SIZE CHART carefully before you purchase

★WASHING CARE: Hand/Machine Washable with Cold Water, Do Not Dry, Steam Ironing, Hang or Line to Dry.

Romwe Women's Sleeveless Halter Neck Summer Casual A Line Dress Black L

ROMWE
12-SWDS07201203955-L
14.00 X 10.50 X 0.50 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
OYOANGLE ONLINE STORE 9.86

Features

Material: Polyester, non-stretchy, soft and comfy

Feature: Swiss dits, halter neck, bow knot back, sleeveless, above knee length dress

Occasion: Good choise for party, cocktail, prom, vacation, outdoor, shopping and dinner date

Model Measurement: Height: 175cm/68.9" Bust: 85cm/33" Waist: 61cm/24" Hip: 92cm/36.2" Wear: S

Size: X-Small:Bust:35", Waist Size:35.6", Hip Size:46.3", Length:33.7"/Small:Bust:36.6", Waist Size:37.2", Hip Size:48.2", Length:34.3"/Medium:Bust:38.2", Waist Size:38.8", Hip Size:50.1", Length:34.8"/Large:Bust:40.6", Waist Size:41.1", Hip Size:52.8", Length:35.7"/X-Large:Bust:42.9", Waist Size:43.5", Hip Size:55.5", Length:36.6"

Allegra K Women's Ruffle Crew Neck Formal Elegant Mini Floral Lace Dress Small Light Blue

ALLEGRA K
A19081200UX0813
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
uxcell 9.95

Features

Fabric Composition: Color-Grey Pink/Light Blue/Black/Beige/White Blue/Grey Blue/Yellow Purple/Caramel/Grass Green/Dark Purple/Light Blue Grey/Red: Shell: 60% Cotton 40% Nylon, Lining:100% Polyester; Color-Pink/Burgundy/Purple/Royal Blue/Dark Green/Brown: Shell:90% Nylon 10% Spandex, Lining:100% Polyester

Ruffled Crew Neck, Bracelet Sleeve, Elastic Cuffs, One Button Loop Closure Back, Keyhole Back, Fully Lined, Wedding Guest Dress

Occasion: Business, Dating, Cocktail Party, Dinner, Office Work, Formal, etc; Elegant Vintage Floral Lace Dress, Cut to a refined straight silhouette with semi-sheer sleeves, wear it with strappy heels to keep the lace in focus

Machine wash cold with like colors in washing bag

Model Body Size: Height: 5'10", Chest: 33 inches, Waist: 24 inches, Hip: 34 5/8 inches, Shoulder Length: 15 3/8 inches, Weight: 122 lbs, model is wearing a X-Small

Vfshow Womens Black And Leopard Print Halter Neck Keyhole Cocktail Party Pleated Ruched Slim Fitted Bodycon Pencil Dress 9249 Leo M

VFSHOW
E7545
8.00 X 8.00 X 1.20 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
valuefashionshop 9.89

Features

Size: [Model's height 5'5", Body Measurements Bust 32.48, Waist 24.6, hips 34.45 inches, wears size XS.] The Vfshow sizes is based on Clothes Measurements, Not body measurements. Please follow the size chart in the product photos and do NOT use Amazon’s size chart. Thank you!

Material: Garments in different colors/patterns may use different materials, please check the listing pictures.

Style: Halter Neckline with Pleats, Keyhole Front with Metal Hardware, Leopard Print, Sleeveless, A Concealed Back Zipper, Back Slit for easy walking.

Occasion: Cocktail dresses for women, Party-Wear, Wedding Guest, Dating, Dinner, Night Out, Club, Semi-Formal, Special Occasions. It is perfect for a glamorous party look!

Garment Care: Machine Wash in cold water, Machine Wash Gently, hang or line dry. [Do not tumble dry]

London Times Women's Twist Waist Detail Dress With Front Neck Keyhole, Legion Blue, 6

LONDON TIMES
T6430M
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Jewel neck, center front keyhole opening, 3/4 sleeves with elasticated hems, fabric sash twist detail at waist, and an above the knee length skirt.

This dress is bodice lined in 100% Polyester and has a center back zipper closure.

Fabrication: Stretch Velvet

Model is 5'8.5" tall, with a 32" bust, 24" waist, and 34" hip measurement, wearing a size 8 - length from center back neck to hem is 36 3/4".

Recommended Care: MACHINE WASH COLD DO NOT BLEACH RESHAPE, LAY FLAT TO DRY WARM IRON AS NEEDED

London Times Women's Petite Keyhole Neckline Tie Waist Flounce Hem Feminine Midi Dress Guest Of Wedding Office Cocktail, Black/Winter Green, 4

LONDON TIMES
T6456P
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Mock neck collar stand, optional button closure at center front neck keyhole slit, shirring at shoulder seams, just above the elbow sheer puff bishop sleeves with elasticated hems, blouson bodice, fabric sash tie at elasticated waist seam, and a below the knee skirt with a sheer hem flounce tier.

This dress is lined in 100% Polyester.

Fabrication: Printed Yoryu

Missy model is 5'8.5" tall, with a 33" bust, 24" waist, and 35" hip measurement, wearing a size 8 - length from center back neck to waist is 45", inseam is ", and outseam is ". Petite size 8P will measure 42, , &.

Recommended Care: MACHINE WASH COLD DO NOT BLEACH RESHAPE, LAY FLAT TO DRY WARM IRON AS NEEDED MAY BE DRY CLEANED

Top 10 womens cocktail dresses keyhole neck Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
London Times 2
Allegra K 1
Merokeety 1
Romwe 1
Vfshow 1
Zesica 1

Top 10 womens cocktail dresses keyhole neck Brands Pie Chart


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