22 Best Plus Size Mother of the Groom Dresses of 2021

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Although it's the happy couple's big day, as a mother of the groom, you deserve to find an outfit that not only showcases your personal style but celebrates your figure. And while finding a plus size dress that feels and looks amazing and gains your future daughter-in-law's stamp of approval can seem like no easy feat – your search ends here.

No matter your personal style or budget, there's a gorgeous plus size mother of the groom dress out there with your name on it. Attending a summer wedding? We have a curve-hugging blush number that will do just the trick. Need something slightly more formal for a black-tie ceremony? There's no shortage of stunning, full-length gowns and silhouettes to celebrate and flatter your figure. Plus, with hues ranging from blues to pinks to black, you can easily coordinate your look with the mother of the bride's dress, if need be.

From tea-length to floor-length, from black-tie to semi-formal, we've researched the best plus size mother of the groom dresses for every style.

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For a Formal Wedding: BHLDN Beaded Maxi Gown

When it comes to a wedding with a formal dress code, a little sparkle is always a good idea. This embellished gown from BHLDN features allover beading and sequins for a subtle shimmer that looks beautiful in photos.

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Best Allover Beading: Ahluwalia Embellished Gown

Dazzle in this unique gown crafted from gauzy tulle and embellished with luxe beading. This style could easily be worn to a black-tie wedding in the winter or summer.

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For a Winter Wedding: Jenny Yoo Velvet Long Sleeves Dress

Velvet for a winter wedding is always a chic and practical choice. Stay warm and look stylish in this long sleeve velvet number from Jenny Yoo.

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Most Versatile: Sachin & Babi Black and White Gown

Nothing defines and flatters a waist better than a belted dress. This elegant black and white gown is made for a black-tie wedding and will quickly become your go-to outfit for any future formal affairs.

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Best Ruching: Tadashi Shoji Jewel-Encrusted Waist Dress

It's the bride's time to shine but you also deserve to make an entrance! Do just that in this leg-baring gown complete with expertly placed ruching that nips you at the waist and is finished with a stunning jewel-encrusted embellishment.

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For the Classic MOG: Badgley Mischka Off-the-Shoulder Dress

This elegant off-the-shoulder bodycon dress has been designed to draw you in at the waist and accentuate those shoulders. Wear yours with your hair up to showcase your neckline and your back.

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Most Intricate: Tadashi Shoji Gold Pintuck Gown

This shimmering gold gown is supremely flattering with pleated and pintucked fabric that drapes and hugs you in all of the right places. Sweep your hair up and keep jewelry minimal to really showcase this stunner.

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For a Spring Wedding: Alex Evenings Lace Cap-Sleeve A-Line Dress

In various shades of silvery gray and embellished with 3D rosettes, this dress has dimension and versatility. Flocked with subtle sequins but made from light lace, this gown is suited for both a spring and fall wedding.

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Best Three-Piece Set: Onyx Stretch Glitter Set

We love a good 3-piece set and not just because it's a surefire way to look impossibly put together, but also two outfits in one! This glittering set comes complete with a flared sleeve jacket to take you from the ceremony to the reception and a flowy tank top to take you out onto that dancefloor!

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Most Unique: Tadashi Shoji Floral Tea-Length Dress

Another tried and true flattering silhouette is a slightly off-the-shoulder neckline –à la Meghan Markle. Couple this shoulder accentuating look with a waist-cinching ribbon detail and you're set for your walk down the aisle.

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Best Short Sleeves Style: Pisarro Nights Beaded Gown

A black-tie wedding calls for gowns with a lot of glamour and sparkle. This Pisarro Nights dress has both featuring a rich tapestry of shimmering beading in gold and silver and elegant sheer-illusion sleeves.

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For a Formal Wedding: Mac Duggal Lace Bodice Long-Sleeve Wrap Gown

A strategically placed high slit knots and nips at the waist to cinch and elongate your whole body–who doesn't want legs for days?

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For the Minimalist MOG: Eloquii Twist Front Long Sleeve Gown

This long sleeve dress is simplicity at its finest. If you're a mother of the groom who appreciates clean lines and a minimalist aesthetic then stop your search now.

20 Elegant Slip Wedding Dresses for the Minimalist Bride

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Best Beading: Adrianna Papell Champagne Gold Beaded Gown

Art deco designs are back and here to stay! Not only is this star-like design unique and sophisticated, but the carefully placed beading draws the eye in to the smallest part of your waist.

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Best Jumpsuit: MSK Wide-Leg Jumpsuit

If you've been toying with the idea of wearing a jumpsuit but you feel like it's just a little bit too out there–just go for it! This wide-legged jumpsuit embellished with silver trim is just as flattering and just as formal as any MOG dress out there!

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Most Festive: Eloquii Gathered Waist Dress

If your son is having a wedding around the holidays, then this sparkly frock is for you! A gathered waist falls softly and is kind to the midsection while a high-neck is oh-so-chic and perfect for cooler weather.

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For a Black-Tie Wedding: Tadashi Shoji Long Sleeve Sequin Gown

A black-tie wedding is the chance to dress up and we couldn't think of a better time to wear this gorgeous gown than at your son's wedding. With sparkly, leaf motif sleeves that look almost as if they were painted on and a sleek and body-skimming skirt, this dress belongs on the aisle and on the red carpet.

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For a Semi-Formal Wedding: Eloquii Lace Long Sleeves Dress

When it comes to finding a MOG dress that really stands out, texture plays a big part. We love the juxtaposition of graphic lace and soft pleats on this blush style from Eloquii perfect for a semi-formal wedding.

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Most Statement-Making: Ahluwalia Metallic Bow Bodice

A black-tie wedding calls for drama and some serious luxe details like an oversized metallic bow and a sleek floor-grazing skirt complete with a leg-baring split.

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Best Two-Piece: Alex Evenings Lilac Dress with Floral Jacket

While darker tones like navy and black are popular choices for MOG dresses, why not consider a light and airy tone like lilac? We love this shift dress and gauzy, floral jacket for a warm-weather or destination wedding.

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Best for Every Season: BHLDN Gray Satin Gown

While blush and navy are forever classic, soft gray is a subtle and elegant choice for a mother of the groom dress. Versatile and flattering, gray can be worn for any season.

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Best Floral Style: Zac Zac Posen Velvet Floral Gown

Velvet for a winter wedding is a no-brainer. Sometimes velvet can prove to be a little bulky but this Zac Zac Posen gown uses velvet on a floral overlay for a more streamlined look.

Shopping FAQs

Searching for the perfect plus size mother of the groom dress? We've answered three common questions about shopping for a plus size mother of the groom dress.

What colors should a mother of the groom avoid wearing? Unless specifically approved by the bride or groom, a good rule of thumb is to avoid wearing white or any hue that might resemble the bride’s wedding dress or groom’s suit/tuxedo.
Do I have to run my outfit by the bride/groom? While the couple will surely want you to feel your best in your mother of the groom outfit, having a conversation with the couple beforehand can help set expectations and narrow down your options.
What is the most flattering dress silhouette for a plus size mother of the groom? Some of the most flattering dress silhouettes for a plus size mother of the groom are A-line, mermaid, sheath, and tea-length. That said, mothers of the groom should always feel empowered to experiment with all different types of silhouettes.