Best Mermaid Maternity Dresses of 2025

John Zimmer Avatar
John Zimmer
Last Updated: 30 Jan 2025

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Mermaid Maternity Dresses offer expectant mothers a stylish and comfortable option for their maternity wardrobe. These dresses are designed to flatter the growing bump and provide a comfortable fit throughout pregnancy. Made from high-quality fabrics, Mermaid Maternity Dresses come in a range of stylish designs and colours, ensuring that mums-to-be can maintain their sense of style while embracing their changing body. Whether for a special occasion or everyday wear, these dresses are a must-have for any pregnant woman looking to feel confident and chic.

At a Glance: Our Top Picks

AONESX Floral Midi Bodycon Maternity Dress Cover #TOP 1
AONESX Floral Midi Bodycon Maternity Dress
ftb score rating icon 9.9
Women's Off Shoulder Maternity Maxi Dress Cover #TOP 2
Women's Off Shoulder Maternity Maxi Dress
ftb score rating icon 9.8
HIHCBF Maternity Lace Mermaid Dress Cover #TOP 3
HIHCBF Maternity Lace Mermaid Dress
ftb score rating icon 9.6

Top 10 Mermaid Maternity Dresses

AONESX Floral Midi Bodycon Maternity Dress

AONESX
LM-0723BMD-Blue S
Blue
AONESX Floral Midi Bodycon Maternity Dress Cover
AONESX Maternity Summer Floral Midi Bodycon Dresses, Short Puff Sleeve Square Neck Ruffle Hem Mermaid Baby Shower Dress, Blue, S

The AONESX Maternity Dress is crafted from a comfortable fabric that combines 97% polyester and 3% elastane, ensuring it is soft and lightweight for warm summer days. Its chic style features a square neck and back, short puff sleeves, and a mermaid ruffle hem, making it perfect for both casual outings and special occasions. This versatile dress can be worn throughout all stages of pregnancy, allowing you to showcase your baby bump at gatherings, baby showers, and weddings. With its mid-length bodycon design, you can effortlessly achieve a stylish look for any event.

What We Like
Soft, lightweight fabric
Chic and stylish design
Versatile for all pregnancy stages
Perfect for various occasions

Women's Off Shoulder Maternity Maxi Dress

White
Women's Off Shoulder Maternity Maxi Dress Cover
Women's Long Sleeve Off Shoulder Maternity Maxi Photography Dress Tulle Wedding Mermaid Gown for Photoshoot Baby Shower - white - Large

The IDOPIP Maternity Mermaid Gown is designed for pregnant women who wish to look stylish and elegant during special occasions. Its excellent fabric, made from high-quality polyester, cotton, and tulle, ensures a super soft and comfortable fit. The dress features a flattering off-shoulder design with a sweetheart v-neck, tailored to accentuate your waist while providing ample stretch for various body shapes. The enchanting mermaid style gown effortlessly outlines your baby bump, allowing you to feel incredible while receiving compliments at events like baby showers or weddings.

What We Like
Super soft and comfortable fabric
Flattering off-shoulder design
High stretchy for all body shapes
Elegant mermaid style gown
Perfect for various occasions
#TOP 3

HIHCBF Maternity Lace Mermaid Dress

# Royal Blue
HIHCBF Maternity Lace Mermaid Dress Cover
HIHCBF Women Mermaid Maternity Lace Dress V Neck Off Shoulder Slim Fit Bridesmaid Wedding Baby Shower Photo Shoot Gown Royal Blue M

The HIHCBF Maternity Dress is a beautifully designed gown made of soft lace and stretchy jersey fabric, ensuring comfort for you during pregnancy. Its off-shoulder, v-neck style allows for effortless elegance, adapting to your growing curves. The long sleeves and mermaid silhouette flatter your figure, making it ideal for various occasions. Whether you're capturing special moments in a photo shoot or attending a baby shower, this dress highlights your beauty and happiness throughout your pregnancy journey.

What We Like
Elegant design for special occasions
Comfortable, soft fabric
Flattering fit for all stages
Perfect for maternity photo shoots
#TOP 4

Maternity Photoshoot Long Sleeve Tulle Dress

Purple
Maternity Photoshoot Long Sleeve Tulle Dress Cover
Maternity Photoshoot Dress Women Elegant Long Sleeve Off The Shoulder Fall Fitted Pregnancy Tulle Chiffon Wedding Beach Maxi Mermaid Long Gown Baby Shower Dress Photography Plus Size Purple L

The Odizli Maternity Dress is an elegant choice for expectant mothers looking to capture their pregnancy beautifully. The slim fit design highlights your shape and baby bump, while the v neckline adds a touch of allure. The pleated front bust detail brings a fun twist to a classic style, ensuring you look stunning in photos. Made from breathable and lightweight materials, this dress offers comfort during your photoshoot, allowing you to focus on creating lasting memories.

What We Like
Elegant and sexy design
Comfortable breathable fabric
Versatile for various occasions
Perfect for maternity photography
#TOP 5

Floral Maternity Dress with Ruffle Hem

LAHILO
Short Sleeve-blue
Floral Maternity Dress with Ruffle Hem Cover
Floral Maternity Dress for Baby Shower, Short Sleeve Square Neck Ruffle Hem Mermaid Maternity Bodycon Dress for Summer, Short Sleeve-blue, L

The LAHILO Maternity Dress is crafted from a soft, breathable fabric that ensures comfort and opacity, perfect for your growing bump. Its fashionable design features a square neckline and a ruffled hem, making you feel stylish while providing a flattering silhouette. The side rushing allows for elasticity, embracing your curves throughout your pregnancy. Versatile for various occasions, this dress can be worn for baby showers, work, or casual outings, allowing you to feel confident in any setting.

What We Like
Soft and breathable material
Flattering and stylish design
Versatile for many occasions
Elastic side rushing for comfort

FeMereina Off-Shoulder Chiffon Maternity Dress

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Dark Pink
FeMereina Off-Shoulder Chiffon Maternity Dress Cover
Maternity Dress for Photography Solid Color Off-Shoulder Chiffon Gown Front Split Long Pregnancy Dresses for Photoshoot (Dark Pink, Medium)

The FeMereina Maternity Dress is crafted from ultra-soft chiffon, ensuring comfort and breathability while you showcase your beautiful baby bump. Its chic off-shoulder design adds elegance, making it perfect for pregnancy photoshoots. The split front allows you to cover or reveal your belly, giving you versatility in how you pose. Whether you're capturing moments on the beach or in a forest, this gown is an ideal choice for creating lasting memories during your pregnancy journey.

What We Like
Soft and skin-friendly material
Chic off-shoulder style
Versatile split front design
Perfect for maternity photoshoots
#TOP 7

ZIUMUDY Maternity Off Shoulder Chiffon Gown

Light Blue
One Size
ZIUMUDY Maternity Off Shoulder Chiffon Gown Cover
ZIUMUDY Maternity Off Shoulder Mermaid Chiffon Gown Maxi Photography Dress Baby Shower Photo Props Dress - Blue - One Size

The ZIUMUDY Maternity Gown offers a delightful blend of comfort and style for expectant mothers. Made from soft, breathable cotton on top and flowy chiffon below, it ensures you feel at ease during special moments. The off-shoulder design beautifully showcases your neck and shoulders, while the fitted mermaid style accentuates your baby bump. With a long, sheer train, this gown creates a stunning silhouette, perfect for maternity photo shoots or baby showers.

What We Like
Soft and breathable material
Elegant off-shoulder design
Fitted mermaid style
Flowy sheer train
One size fits most
#TOP 8

Pregnant Women's Beige Lace Maxi Gown

Beige
Pregnant Women's Beige Lace Maxi Gown Cover
Pregnant Women Mermaid Long Maxi Off Shoulder Gown Photo Shoot Maternity V Neck Lace Dress Baby Shower - Beige - Small

The IBTOM CASTLE Lace Maxi Dress is designed for expectant mothers seeking elegance and comfort. The off-shoulder style and long sleeves provide a sophisticated look while ensuring you feel comfortable during wear. Crafted from soft, stretchy fabric with added lining, this gown fits beautifully over your growing belly. Additionally, the see-through lace allows you to showcase your unique style while requiring minimal undergarment fuss, making it perfect for maternity photo shoots or special occasions.

What We Like
Elegant off-shoulder design
Soft and stretchy fabric
Comfortable for various shapes
Perfect for photo shoots
#TOP 9

Elegant Off The Shoulder Maternity Dress

SISANCY
5002
B-white
Elegant Off The Shoulder Maternity Dress Cover
Off The Shoulder Maternity Dress Summer, Elegant Baby Shower Dress Bodycon Mermaid Midi with Ruffle Short Sleeves for Women, B-white, M

The SISANCY Maternity Dress is crafted from soft stretch fabric that hugs your curves while maintaining its shape throughout the day. Its chic midi length makes it a versatile option for both formal and casual occasions, allowing you to express your personal style. The ruffle trim design lets you wear it off the shoulder or with short flutter sleeves, offering a flattering silhouette as your belly grows. This exclusive dress provides a comfortable fit during the first two trimesters and transitions to a snug fit for the third trimester, ensuring you feel confident and stylish throughout your pregnancy.

What We Like
Bump-friendly soft stretch fabric
Chic and versatile midi length
Flattering ruffle trim design
Comfortable fit throughout pregnancy

Maternity Off Shoulder Lace Wedding Dress

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White
Maternity Off Shoulder Lace Wedding Dress Cover
Maternity Off Shoulder Ruffle Sleeve Lace Wedding Gown Maxi Photography Dress for Photo Shoot Dress (White, Medium)

The FeMereina Maxi Photography Dress is an elegant choice for expectant mothers. Its trendy ruffle sleeves and high elastic waist provide comfort while accentuating your natural figure. The stretchy floral lace overlay offers a romantic touch and is slightly see-through, making it ideal for special occasions. Additionally, the off-shoulder neckline highlights your shoulders and collarbones beautifully, ensuring you feel confident during your maternity photoshoot or other events.

What We Like
Elegant off-shoulder design
Comfortable elastic waist
Soft and breathable material
Perfect for special occasions
Buying Guide Image
Editor's Notes

During our mermaid maternity dress research, we found 82 mermaid maternity dress products and shortlisted 10 quality products. We collected and analyzed 22,379 customer reviews through our big data system to write the mermaid maternity dresses list. We found that most customers choose mermaid maternity dresses with an average price of £29.71.

The mermaid maternity dresses are available for purchase. We have researched hundreds of brands and picked the top brands of mermaid maternity dresses, including AONESX, IDOPIP, HIHCBF, Odizli, LAHILO.

Written by
John Zimmer Avatar

John Zimmer is a truly professional writer on findthisbest.com. He has specialized in writing content a wide variety of fields for over a decade. Since 2011, he has been using his expertise and extensive experience to write content for online shopping guide websites. In addition to writing for findthisbest.com, he has appeared in publications such as The Spruce, Wirecutter and Bestbuy.