Best Mermaid Maternity Dresses of 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
Top 10 Mermaid Maternity Dresses
AONESX Floral Midi Bodycon Maternity Dress
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.
Women's Off Shoulder Maternity Maxi Dress
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.
HIHCBF Maternity Lace Mermaid Dress
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.
Maternity Photoshoot Long Sleeve Tulle Dress
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.
Floral Maternity Dress with Ruffle Hem
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.
FeMereina Off-Shoulder Chiffon Maternity Dress
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.
ZIUMUDY Maternity Off Shoulder Chiffon Gown
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.
Pregnant Women's Beige Lace Maxi Gown
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.
Elegant Off The Shoulder Maternity Dress
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.
Maternity Off Shoulder Lace Wedding Dress
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.
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.

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.