Mermaid Dresses

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Mermaid Dresses

96 products

Ailsa Green Strapless Gown w/ High Slit | Boutique 1861 front view Video of a model wearing the Ailsa Burgundy Strapless Gown with High Slit from Boutique 1861
Back in stockBestseller ONLY 3 LEFT
+ SIZES available
Boutique 1861
Ailsa Green | Strapless Gown w/ High Slit Sale price$288.00 CAD
#6a2a2a #11470c #273157
Diaz Navy Maxi Dress w/ Train | Boudoir 1861 front view Diaz Navy Maxi Dress w/ Train | Boudoir 1861 on model
ONLY 2 LEFT
+ SIZES available
Boudoir 1861
Diaz Navy | Maxi Dress with Train Sale price$238.00 CAD
#7b2c2c #2e6654 #2b4175
Diaz Burgundy Maxi Dress w/ Train | Boudoir 1861 front view Diaz Burgundy Maxi Dress w/ Train | Boudoir 1861 on model
ONLY 4 LEFT
+ SIZES available
Boudoir 1861
Diaz Burgundy | Maxi Dress with Train Sale price$238.00 CAD
#7b2c2c #2e6654 #2b4175
Three mannequins wearing Spring floral dresses and a pink cardigan against a brick wall with pink fabric from 1861
Spring 2026 New Arrivals
Previous
Ailsa Navy Strapless Gown w/ High Slit | Boutique 1861 front view Video of a model wearing the Ailsa Burgundy Strapless Gown with High Slit from Boutique 1861
Back in stockBestseller
+ SIZES available
Boutique 1861
Ailsa Navy | Strapless Gown w/ High Slit Sale price$288.00 CAD
#6a2a2a #11470c #273157
Celesta White Strapless Gown w/ Removable Straps | Boudoir 1861 front view Video of the Celesta White Strapless Gown w/ Removable Straps | Boudoir 1861 straps
+ SIZES available
Boudoir 1861
Celesta | White Strapless Wedding Gown with Removable Straps Sale price$358.00 CAD
On sale
Alexia Black Long Satin Mermaid Dress w/ Cowl Neck | Boutique 1861 front view Alexia Black Long Satin Mermaid Dress w/ Cowl Neck | Boutique 1861 front
Save $88.00 CAD ONLY 1 LEFT
Boutique 1861
Alexia Black | Long Satin Mermaid Dress w/ Cowl Neck Sale price$60.00 CAD Regular price$148.00 CAD
#000000 #ea5a7a
Samira White Sparkly Mermaid Maxi Dress w/ Slit | Boutique 1861 front view Samira White Sparkly Mermaid Maxi Dress w/ Slit | Boutique 1861 fabric
Bestseller
Boudoir 1861
Samira White | Sparkly Mermaid Maxi Wedding Dress with Slit Sale price$208.00 CAD
#2c3768 #a32727 #000000 #176662
+8
Samira Green Sparkly Mermaid Maxi Dress w/ Slit | Boutique 1861 front view Samira Green | Sparkly Mermaid Maxi Dress w/ Slit- Boutique 1861 on model back
Back in stockBestseller ONLY 3 LEFT
Boutique 1861
Samira Green | Sparkly Mermaid Maxi Dress with Slit Sale price$208.00 CAD
#2c3768 #a32727 #000000 #176662
+8
Timeless pieces designed for work, weekends, and everything in between.
Previous
Samira Burgundy Sparkly Mermaid Maxi Dress w/ Slit | Boutique 1861 front view Samira Burgundy | Sparkly Mermaid Maxi Dress w/ Slit- Boutique 1861 on model back
Back in stockBestseller
Boutique 1861
Samira Burgundy | Sparkly Mermaid Maxi Dress with Slit Sale price$208.00 CAD
#2c3768 #a32727 #000000 #176662
+8
Denisia Ivory Bridal Maxi Dress w/ Train | Boudoir 1861 front view Denisia Ivory Bridal Maxi Dress w/ Train | Boudoir 1861 back model
+ SIZES available
Boudoir 1861
Denisia Ivory | Bridal Maxi Dress w/ Train Sale price$405.00 CAD
Samira Pink Sparkly Mermaid Maxi Dress w/ Slit | Boutique 1861 front view Samira Pink Sparkly Mermaid Maxi Dress w/ Slit | Boutique 1861 back
Back in stockBestseller
Boutique 1861
Samira Pink | Sparkly Mermaid Maxi Dress with Slit Sale price$208.00 CAD
#2c3768 #a32727 #000000 #176662
+8
Roxy Blue Sequins Long-Sleeved Maxi Dress | Boutique 1861 front view Roxy Blue Sequins Long-Sleeved Maxi Dress | Boutique 1861 front
ONLY 2 LEFT
+ SIZES available
Boutique 1861
Roxy Blue | Sequins Long-Sleeved Maxi Dress Sale price$248.00 CAD
#39588e #ece7e0
Orphee Pink Pleated Gown w/ Pearls & Cape | Boudoir 1861 front view Orphee Pink Pleated Gown w/ Pearls & Cape | Boudoir 1861 front view cape
ONLY 1 LEFT
Boudoir 1861
Orphee | Pink Pleated Gown w/ Pearls & Cape Sale price$968.00 CAD
Kamilla Navy Maxi Mermaid Dress w/ Cut-Outs | La petite garçonne front view Kamilla Navy Maxi Mermaid Dress w/ Cut-Outs | La petite garçonne back model
Back in stockBestseller ONLY 4 LEFT
+ SIZES available
Boutique 1861
Kamilla Navy | Maxi Mermaid Dress w/ Cut-Outs Sale price$279.00 CAD
#2f5c5a #212550 #f6f2f0
Kamilla Green Maxi Mermaid Dress w/ Cut-Outs | La petite garçonne front view Kamilla Green Maxi Mermaid Dress w/ Cut-Outs | La petite garçonne back model
Back in stockBestseller ONLY 1 LEFT
+ SIZES available
Boutique 1861
Kamilla Green | Maxi Mermaid Dress w/ Cut-Outs Sale price$279.00 CAD
#2f5c5a #212550 #f6f2f0
Kamilla Ivory Mermaid Maxi Dress w/ Cut-Outs | Boudoir 1861 front view Kamilla Ivory Mermaid Maxi Dress w/ Cut-Outs | Boudoir 1861 back model
Bestseller
+ SIZES available
Boudoir 1861
Kamilla Ivory | Maxi Mermaid Dress w/ Cut-Outs Sale price$349.00 CAD
#2f5c5a #212550 #f6f2f0
Samira Blue Sparkly Mermaid Maxi Dress w/ Slit | Boutique 1861 front view Samira Blue Sparkly Mermaid Maxi Dress w/ Slit | Boutique 1861 back
Back in stockBestseller ONLY 8 LEFT
Boutique 1861
Samira Light Blue | Sparkly Mermaid Maxi Dress with Slit Sale price$208.00 CAD
#2c3768 #a32727 #000000 #176662
+8
Samira Navy Sparkly Mermaid Maxi Dress w/ Slit | Boutique 1861 front view Samira Navy Sparkly Mermaid Maxi Dress w/ Slit | Boutique 1861 back
Back in stockBestseller ONLY 5 LEFT
Boutique 1861
Samira Navy | Sparkly Mermaid Maxi Dress with Slit Sale price$208.00 CAD
#2c3768 #a32727 #000000 #176662
+8
Samira Black Sparkly Mermaid Maxi Dress w/ Slit | Boutique 1861 front view Samira Black Sparkly Mermaid Maxi Dress w/ Slit | Boutique 1861 back
Back in stockBestseller
Boutique 1861
Samira Black | Sparkly Mermaid Maxi Dress with Slit Sale price$208.00 CAD
#2c3768 #a32727 #000000 #176662
+8
Evanthe Crystals Mermaid Wedding Dress | Boudoir 1861 front view Evanthe Crystals Mermaid Wedding Dress | Boudoir 1861 on model back
+ SIZES available
Boudoir 1861
Evanthe | Crystals Mermaid Wedding Dress Sale price$698.00 CAD
Elarielle | Tie-Back White Cowl Neck Wedding Gown Elarielle | Tie-Back White Cowl Neck Wedding Gown- on model
+ SIZES available
Boudoir 1861
Elarielle | Tie-Back White Cowl Neck Wedding Gown Sale price$498.00 CAD
Sonia Lavender Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 front view Sonia Lavender Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 back model
Back in stockBestseller ONLY 6 LEFT
Boutique 1861
Sonia Lavender | Mermaid Maxi Dress with Slit Sale price$218.00 CAD
#6e222f #212b6a #21653f #829984
+10
Sonia Champagne Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 front view Sonia Champagne Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 back model
Back in stockBestseller ONLY 2 LEFT
Boutique 1861
Sonia Champagne | Mermaid Maxi Dress with Slit Sale price$218.00 CAD
#6e222f #212b6a #21653f #829984
+10
On sale
Shatta Pink Maxi Dress w/ Sequins and Tulle | Boutique 1861 front view Shatta | Pink Maxi Dress w/ Sequins and Tulle -Boutique 1861 On model
Save $70.00 CAD
Boutique 1861
Shatta | Pink Maxi Dress w/ Sequins and Tulle Sale price$48.00 CAD Regular price$118.00 CAD
Sandra Red Halter Mermaid Maxi Dress w/ Open Back | Boutique 1861 front view Sandra Red Halter Mermaid Maxi Dress w/ Open Back | Boutique 1861 back on model
ONLY 8 LEFT
Boutique 1861
Sandra Red | Halter Mermaid Maxi Dress w/ Open Back Sale price$158.00 CAD
#ef1a1c
Kaya Burgundy Draped Mermaid Gown | Boudoir 1861 front view Kaya Burgundy Draped Mermaid Gown | Boudoir 1861 model
ONLY 3 LEFT
Boudoir 1861
Kaya Burgundy | Draped Mermaid Gown Sale price$298.00 CAD
#2a7851 #000000 #c21120
Sonia Blue Grey Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 front view Sonia Blue Grey Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 model
Back in stockBestseller
Boutique 1861
Sonia Blue Grey | Mermaid Maxi Dress with Slit Sale price$218.00 CAD
#6e222f #212b6a #21653f #829984
+10
Sonia Blue Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 front view Sonia Blue Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 back model
Back in stockBestseller ONLY 6 LEFT
Boutique 1861
Sonia Blue | Mermaid Maxi Dress with Slit Sale price$218.00 CAD
#6e222f #212b6a #21653f #829984
+10
Sonia Red Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 back view Sonia Red Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 model
Back in stockBestseller ONLY 6 LEFT
Boutique 1861
Sonia Red | Mermaid Maxi Dress with Slit Sale price$218.00 CAD
#6e222f #212b6a #21653f #829984
+10
Sonia Black Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 front view Sonia Black Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 back model
Back in stockBestseller ONLY 8 LEFT
Boutique 1861
Sonia Black | Mermaid Maxi Dress with Slit Sale price$218.00 CAD
#6e222f #212b6a #21653f #829984
+10
On sale
Norcia Red Shimmery Bustier Mermaid Maxi Dress | Boutique 1861 front view Norcia Red Shimmery Bustier Mermaid Maxi Dress | Boutique 1861 on model
Save $49.00 CAD ONLY 5 LEFT
Boutique 1861
Norcia Red | Shimmery Bustier Mermaid Maxi Dress Sale price$40.00 CAD Regular price$89.00 CAD
#ef1a1c
Sonia Taupe Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 front view Sonia Taupe Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 model
Back in stockBestseller ONLY 7 LEFT
Boutique 1861
Sonia Taupe | Mermaid Maxi Dress with Slit Sale price$218.00 CAD
#6e222f #212b6a #21653f #829984
+10
Sonia Blush Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 front view Sonia Blush Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 on model
Back in stockBestseller
Boutique 1861
Sonia Blush | Mermaid Maxi Dress with Slit Sale price$218.00 CAD
#6e222f #212b6a #21653f #829984
+10
Felicia Floral Lace Maxi Bridal Gown | Boudoir 1861 front view Felicia Floral Lace Maxi Bridal Gown | Boudoir 1861 on model
+ SIZES available
Boudoir 1861
Felicia | Floral Lace Maxi Wedding Gown Sale price$998.00 CAD
Sonia Sage Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 front view Sonia Sage Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 back model
Back in stockBestseller ONLY 3 LEFT
Boutique 1861
Sonia Sage | Mermaid Maxi Dress with Slit Sale price$218.00 CAD
#6e222f #212b6a #21653f #829984
+10
Sonia Green Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 front view Sonia Green Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 model
Back in stockBestseller
Boutique 1861
Sonia Green | Mermaid Maxi Dress with Slit Sale price$218.00 CAD
#6e222f #212b6a #21653f #829984
+10
Sonia Navy Mermaid Maxi Dress w/ Slit | Boutique 1861 front view Sonia Navy Mermaid Maxi Dress w/ Slit | Boutique 1861 back model
Back in stockBestseller
Boutique 1861
Sonia Navy | Mermaid Maxi Dress with Slit Sale price$218.00 CAD
#6e222f #212b6a #21653f #829984
+10
Sonia Burgundy Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 front view Sonia Burgundy Backless Mermaid Maxi Dress w/ Slit | Boutique 1861 back on model
Back in stockBestseller
Boutique 1861
Sonia Burgundy | Mermaid Maxi Dress with Slit Sale price$218.00 CAD
#6e222f #212b6a #21653f #829984
+10
Namie Ivory Corset Maxi Dress w/ Removable Straps | Boudoir 1861 front view Namie Ivory Corset Maxi Dress w/ Removable Straps | Boudoir 1861
Bestseller
+ SIZES available
Boudoir 1861
Namie Ivory | Corset Maxi Dress with Removable Straps Sale price$388.00 CAD
#fffdf7 #1958b0 #ba666d
Melodie Corset Dress with Floral Lace | Boudoir 1861 front view Melodie Corset Dress with Floral Lace | Boudoir 1861 front on model
Boudoir 1861
Melodie | Wedding Corset Dress w/ Floral Lace Sale price$688.00 CAD
Aerlene White Embroidered Maxi Wedding Dress | Boudoir 1861 front view Aerlene White Embroidered Maxi Wedding Dress | Boudoir 1861 front on model
Boudoir 1861
Aerlene | White Embroidered Mermaid Wedding Dress Sale price$648.00 CAD
On sale
Kiira Blush Pink Cut-Outs Mermaid Gown | Boudoir 1861 front view Kiira Blush Pink Cut-Outs Mermaid Gown | Boudoir 1861 on model
BestsellerSave $209.00 CAD ONLY 1 LEFT
+ SIZES available
Boudoir 1861
Kiira Blush | Pink Mermaid Gown Sale price$80.00 CAD Regular price$289.00 CAD
#181921 #572230 #23484a #000000
+1
On sale
Naomie Emerald Silky Mermaid Gown with Slit | Boudoir 1861 front view Naomie Emerald Silky Mermaid Gown with Slit | Boudoir 1861 front on model
BestsellerSave $309.00 CAD ONLY 1 LEFT
+ SIZES available
Boudoir 1861
Naomie Emerald | Silky Mermaid Gown Sale price$80.00 CAD Regular price$389.00 CAD
#3b384c #2e5f6c #68252a #000000
+4
On sale
Naomie Black Silky Mermaid Gown with Slit | Boudoir 1861 Naomie Black Silky Mermaid Gown with Slit | Boudoir 1861 front on model
BestsellerSave $309.00 CAD ONLY 2 LEFT
Boudoir 1861
Naomie Black | Silky Mermaid Gown Sale price$80.00 CAD Regular price$389.00 CAD
#3b384c #2e5f6c #68252a #000000
+4
On sale
Naomie Ivory Silky Mermaid Gown with Slit | Boudoir 1861 Naomie Ivory Silky Mermaid Gown with Slit | Boudoir 1861 front on model
BestsellerSave $318.00 CAD
+ SIZES available
Boudoir 1861
Naomie Ivory | Silky Mermaid Gown Sale price$80.00 CAD Regular price$398.00 CAD
#3b384c #2e5f6c #68252a #000000
+4
On sale
Kiira Black | Mermaid Gown Kiira Black Cut-Outs Mermaid Gown | Boudoir 1861 on model
BestsellerSave $209.00 CAD ONLY 1 LEFT
+ SIZES available
Boudoir 1861
Kiira Black | Mermaid Gown Sale price$80.00 CAD Regular price$289.00 CAD
#181921 #572230 #23484a #000000
+1
Sanya Ivory Mermaid Gown w/ Open Back | Boudoir 1861 Sanya Ivory Mermaid Gown w/ Open Back | Boudoir 1861 back on model
Bestseller
+ SIZES available
Boudoir 1861
Sanya Ivory | Backless Mermaid Gown Sale price$389.00 CAD
#f0ece9 #ffffff #3f151d #d70a21
On sale
Vallata Wine Burgundy Maxi Dress | La Petite Garçonne Chpt. 2 Vallata Wine Burgundy Maxi Dress | La Petite Garçonne front on model
Save $151.00 CAD ONLY 1 LEFT
+ SIZES available
Boudoir 1861
Vallata Wine | Burgundy Maxi Dress Sale price$128.00 CAD Regular price$279.00 CAD
#4a222d #211f28 #263f46 #0e48b3
+3

Mermaid Dresses