Skip to main content

The Summer Clearance Event - Enjoy Savings up to 30-65% off select styles - SHOP NOW

Free 7-Piece Gift With Any $39.50 Lancome Purchase!* - SHOP NOW

EARN POINTS WHEN YOU USE YOUR DILLARD’S CREDIT CARD - LEARN MORE

Venmo Now Available! Select Venmo At Checkout For A Faster Way To Pay.

  • Dillard's Logo
  • Back In Stock
  • Sale and Clearance
  • Shop By Brand
  • Limited Availability
  • Credit Card
  • Store LocatorFind a Store
Dillard's Homepage
When typing in this field, a list of search results will appear and be automatically updated as you type.
User Login IconLogin
  • Login
  • My Dillard's Account
  • Just For You
  • Order History
  • Returns
  • My Wish List
  • Find a Store
Shopping Bag(0) items in cart
  • Women
  • Juniors
  • Men
  • Kids
  • Shoes
  • Handbags
  • Accessories
  • Lingerie
  • Home
  • Beauty
  • Dillard's Exclusive
  • Just For You
  • Women's Clothing
  • Dresses
  • Wedding Guest Dresses
  • Formal Wedding Guest Dresses

Mermaid Formal Wedding Guest Dresses

Just For You
  • Just For You
    (Edit)
New Arrivals
  • New Arrivals
Sale
  • Sale

Brand

search
Brand
  • Adrianna Papell
  • Aidan Mattox
  • Alex Evenings
  • B. Darlin
  • Badgley Mischka
  • Betsy & Adam
  • City Vibe
  • Donna Karan
  • Dress the Population
  • Eliza J
  • Jessica Howard
  • Mac Duggal
  • Oleg Cassini
  • R & M Richards
  • Tadashi Shoji
  • Terani Couture
  • Xscape
shop by fit
  • Contemporary
  • Standard
  • Juniors
  • Petite
  • Plus
womens clothing | size
  • 0, XS
  • 2, XS
  • 4, S
  • 6, S
  • 8, M
  • 10, M
  • 12, L
  • 14, L
  • 16, XL
  • 1X
  • 2X
  • 3X
color
  • Black
  • Grey
  • White
  • Ivory
  • Tan
  • Brown
  • Gold
  • Silver
  • Red
  • Pink
  • Orange
  • Yellow
  • Green
  • Blue
  • Purple
  • Floral
dress-skirt silhouette
  • Sheath
  • A Line
  • Mermaid
  • Ball Gown
  • Wrap/Faux Wrap
  • Blouson
  • Empire Waist
  • Popover
  • Shift
  • Fit and Flare
  • Peplum
  • Caftan
  • Slip
  • Jacket Dress
  • Drop Waist
  • Shirt Dress
  • Pencil
neckline
  • Off-the-Shoulder
  • One-Shoulder
  • Strapless
  • V-Neck
  • Crew Neck
  • Portrait Collar
  • Sweetheart
  • Scoop Neck
  • Cowl Neck
  • Square Neck
  • Halter
  • Mock
  • Boat Neck
sleeve length
  • Sleeveless
  • Cap Sleeve
  • One Sleeve
  • 3/4 Sleeve
  • Short Sleeve
  • Long Sleeve
occasion
  • Social/Cocktail/Evening
  • Wedding - Mother of the Bride
  • Wedding - Bridesmaid
clear allMermaidclear filter
  • 133 Items
  • First
  • Previous Page
  • 1
  • 2
Jessica Howard Lace 3/4 Sleeve Asymmetrical Neck Bow Shoulder Side Tuck GownLace 3/4 Sleeve Asymmetrical Neck Bow Shoulder Side Tuck Gown

Jessica HowardLace 3/4 Sleeve Asymmetrical Neck Bow Shoulder Side Tuck Gown

Permanently Reduced
Orig.
Now
Rated 4.125 out of 5 starsRated 4.125 out of 5 starsRated 4.125 out of 5 starsRated 4.125 out of 5 starsRated 4.125 out of 5 stars(8)
Donna Karan Metallic Floral Print Brocade One Shoulder Sleeveless GownMetallic Floral Print Brocade One Shoulder Sleeveless Gown

Donna KaranMetallic Floral Print Brocade One Shoulder Sleeveless Gown

Permanently Reduced
Orig.
Now
R & M Richards Scallop Lace Halter V-Neck Sleeveless Mermaid GownScallop Lace Halter V-Neck Sleeveless Mermaid Gown

R & M RichardsScallop Lace Halter V-Neck Sleeveless Mermaid Gown

Permanently Reduced
Orig.
Now
Rated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 stars(2)
Mac Duggal Sleeveless Beaded Sequin Mesh Mermaid GownSleeveless Beaded Sequin Mesh Mermaid Gown

Mac DuggalSleeveless Beaded Sequin Mesh Mermaid Gown

Permanently Reduced
Orig.
Now
Rated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 stars(1)
Terani Couture Jacquard Off-The-Shoulder Mermaid GownJacquard Off-The-Shoulder Mermaid Gown

Terani CoutureJacquard Off-The-Shoulder Mermaid Gown

Permanently Reduced
Orig.
Now
Terani Couture One Shoulder Simmer Organza Long GownOne Shoulder Simmer Organza Long Gown

Terani CoutureOne Shoulder Simmer Organza Long Gown

Permanently Reduced
Orig.
Now
Rated 3.0 out of 5 starsRated 3.0 out of 5 starsRated 3.0 out of 5 starsRated 3.0 out of 5 starsRated 3.0 out of 5 stars(1)
Mac Duggal Petite Size Appliqued Cap Sleeve Trumpet Long GownPetite Size Appliqued Cap Sleeve Trumpet Long Gown

Mac DuggalPetite Size Appliqued Cap Sleeve Trumpet Long Gown

Permanently Reduced
Orig.
Now
Petite
Only size 10P available
Mac Duggal Crepe One-Shoulder Neck Sleeveless Rosette Mermaid GownCrepe One-Shoulder Neck Sleeveless Rosette Mermaid Gown

Mac DuggalCrepe One-Shoulder Neck Sleeveless Rosette Mermaid Gown

Permanently Reduced
Orig.
Now
Rated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 stars(1)
Lace 3/4 Sleeve Asymmetrical Neck Bow Shoulder Side Tuck Gown

PLACEHOLDERLace 3/4 Sleeve Asymmetrical Neck Bow Shoulder Side Tuck Gown

Permanently Reduced
Orig.
Now
Rated 4.125 out of 5 starsRated 4.125 out of 5 starsRated 4.125 out of 5 starsRated 4.125 out of 5 starsRated 4.125 out of 5 stars(8)

Betsy & AdamPetite Size Sheer Matte Jersey And Lace Mock Neck Cap Sleeve Gown

Permanently Reduced
Orig.
Now
Petite
Rated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 stars(2)

R & M RichardsPlus Size Floral Lace Glitter Off The Shoulder Mermaid Gown

Permanently Reduced
Orig.
Now
Plus

PLACEHOLDERLace 3/4 Sleeve Asymmetrical Neck Bow Shoulder Side Tuck Gown

Permanently Reduced
Orig.
Now
Rated 4.125 out of 5 starsRated 4.125 out of 5 starsRated 4.125 out of 5 starsRated 4.125 out of 5 starsRated 4.125 out of 5 stars(8)

Dress the PopulationSandra Crepe Plunge V-Neck Sleeveless Side Slit Gown

Permanently Reduced
Orig.
Now
Contemporary
Only size XS available
Rated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 stars(2)

Adrianna PapellFloral Print Jacquard Tuxedo V-Neck Sleeveless Gown

Permanently Reduced
Orig.
Now
Only size 16 available

PLACEHOLDERLace 3/4 Sleeve Asymmetrical Neck Bow Shoulder Side Tuck Gown

Permanently Reduced
Orig.
Now
Rated 4.125 out of 5 starsRated 4.125 out of 5 starsRated 4.125 out of 5 starsRated 4.125 out of 5 starsRated 4.125 out of 5 stars(8)

R & M RichardsTwo Tone Floral Print Embroidered Sequin Sleeveless Mermaid Gown

Permanently Reduced
Orig.
Now
Rated 4.0 out of 5 starsRated 4.0 out of 5 starsRated 4.0 out of 5 starsRated 4.0 out of 5 starsRated 4.0 out of 5 stars(3)

B. DarlinFloral Printed Halter Neck Tie Back Dress

Permanently Reduced
Orig.
Now
Juniors
Rated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 stars(1)

PLACEHOLDERLace 3/4 Sleeve Asymmetrical Neck Bow Shoulder Side Tuck Gown

Permanently Reduced
Orig.
Now
Rated 4.125 out of 5 starsRated 4.125 out of 5 starsRated 4.125 out of 5 starsRated 4.125 out of 5 starsRated 4.125 out of 5 stars(8)

Betsy & AdamPlus Size Off-the-Shoulder Scuba Crepe Dress

Permanently Reduced
Orig.
Now
Plus

City VibeExploded Floral Print Drape Front A-Line Long Dress

Permanently Reduced
Orig.
Now
Juniors

Terani CoutureMikado 3D Fold Front Floral Applique Mermaid Gown

Permanently Reduced
Orig.
Now
Internet Exclusive
Only size 4 available

Terani CoutureOff The Shoulder Long Sleeve Beaded Gown

Permanently Reduced
Orig.
Now

Badgley MischkaBelle by Badgley Mischka Isabella Bow V-Neck Halter Dress

Permanently Reduced
Orig.
Now
Dillard's Exclusive
Rated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 stars(1)

Tadashi ShojiEmbellished Sequin Lace Off-The-Shoulder Sheath Gown

Permanently Reduced
Orig.
Now
Only size 4, 6 available

Terani CoutureOff The Shoulder Metallic Jacquard Long Dress

Permanently Reduced
Orig.
Now

Mac DuggalOne Sleeve Sheath Crepe Mermaid Gown

Permanently Reduced
Orig.
Now
Internet Exclusive
Only size 4 available
Rated 4.6667 out of 5 starsRated 4.6667 out of 5 starsRated 4.6667 out of 5 starsRated 4.6667 out of 5 starsRated 4.6667 out of 5 stars(3)

Oleg CassiniLace Print Foil Trumpet Jacket Dress

Permanently Reduced
Orig.
Now

Mac DuggalCrepe One Shoulder 3D Flower Applique Mermaid Gown

Permanently Reduced
Orig.
Now
Only size 10, 12 available

Tadashi ShojiEmbroidered Lace One Shoulder Bow Mermaid Gown

Permanently Reduced
Orig.
Now
Internet Exclusive
Only size 4 available
Rated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 stars(1)

Tadashi ShojiLong Sleeve Asymmetrical Lace Crepe Gown

Permanently Reduced
Orig.
Now
Only size 14 available

Mac DuggalCrew Neck Long Dress With Embellished Neckline

Permanently Reduced
Orig.
Now

Terani CoutureSweetheart Neck Beaded Tulle Strapless Mermaid Gown

Permanently Reduced
Orig.
Now
Internet Exclusive
Only size 4 available

Dress the PopulationGiovanna V-Neck Sleeveless Floral Sequin Sheath Gown

Permanently Reduced
Orig.
Now
ContemporaryInternet Exclusive

Mac DuggalGold Embellished Mesh Crew Neck Beaded Floral Shawl Mermaid Gown

Permanently Reduced
Orig.
Now
Internet Exclusive
Only size 10 available

Terani CoutureStrapless Sleeveless Feather Embellished Mermaid Gown

Permanently Reduced
Orig.
Now
Internet Exclusive
Limited Availability

Mac DuggalFloral Embroidered Sweetheart Neckline Sheath Gown

Permanently Reduced
Orig.
Now
Internet Exclusive
Only size 4 available

Tadashi ShojiOff-the-Shoulder Pleated Taffeta Crepe Gown

Permanently Reduced
Orig.
Now

Mac DuggalStrapless Floral Jacquard Mermaid Gown

Permanently Reduced
Orig.
Now
Only size 6, 8 available
Rated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 starsRated 5.0 out of 5 stars(1)

Betsy & AdamTechno Scuba Sequin One Shoulder Bow Long Dress

Permanently Reduced
Orig.
Now

B. DarlinSatin Floral Printed Off The Shoulder Cowl Neck Dress

Permanently Reduced
Orig.
Now
Juniors
Tadashi Shoji Strapless Pleated Bodice Cascading Ruffle Crepe Sheath GownStrapless Pleated Bodice Cascading Ruffle Crepe Sheath Gown

Tadashi ShojiStrapless Pleated Bodice Cascading Ruffle Crepe Sheath Gown

Permanently Reduced
Orig.
Now
Only size L available
  • 133 Items
  • First
  • Previous Page
  • 1
  • 2

Customer Service

  • Contact Us
  • FAQ, Notices & Policies
  • Product Recalls
  • Returns
  • FAQ, Notices & Policies
  • Product Recalls

Dillard's Credit Card

  • Apply for a Dillard's Card Apply for a Dillard's Card
  • Pay Bill / View Credit Account Opens a simulated dialog
  • Dillard's Cardholder Benefits Dillard's Cardholder Benefits

Contact Us

  • Call 1-817-831-5482
  • Monday-Friday: 7AM-9PM GMT-6
  • Saturday-Sunday: 9AM-7PM GMT-6
  • Contact Us Via Email

More Ways To Shop

  • Registry - Wedding, Baby, and Gift
  • Gift Cards
  • Store Locations
  • Change Country
Stay in Touch.

Sign up for emails and get updates about
new products and the latest trends!

We Are Hiring!
Join our team
Click HERE to learn more
Be a Mobile VIP!

Sign up for texts and be the first to know
about upcoming sales and great offers.

We use certain tools to capture data related to when you open our messages, click on any links or banners it contains, or make purchases.

  • InstagramOpens Dillard's Instagram in a new window
  • FacebookOpens Dillard's Facebook in a new window
  • PintrestOpens Dillard's Pinterest in a new window
  • Twitter/XOpens Dillard's Twitter/X in a new window
  • YouTubeOpens Dillard's YouTube in a new window
  • TikTokOpens Dillard's TikTok in a new window
  • SnapchatOpens Dillard's Snapchat in a new window
  • Site Map
  • Terms Of Use
  • Terms Of Use
  • Dillard's Privacy Policy
  • Dillard's Privacy Policy
  • California Transparency in Supply Chains Act
  • California Transparency in Supply Chains Act
  • Careers
  • Investor Relations
  • About Us

Prices and sale offers may vary by store location, including Dillards.com, and are subject to change. © 2026 Dillard's

***