The 18 Most Elegant Pantsuits for the Grandmother of the Bride

Enter: stylish grandma.
three grandmother-of-the-bride pantsuits for weddings
Monica Mercuri - The Knot Assistant Fashion Commerce Editor
Monica Mercuri
Monica Mercuri - The Knot Assistant Fashion Commerce Editor
Monica Mercuri
Assistant Fashion Commerce Editor
  • Monica writes articles for The Knot Worldwide, specializing in fashion commerce content
  • Before joining The Knot Worldwide, Monica was an assistant style and market editor at House Beautiful
  • Monica holds a bachelor's degree in journalism and mass communication from George Washington University's School of Media and Public Affairs
Updated Aug 25, 2022
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Attending your grandchild's wedding is a momentous occasion that calls for a celebratory outfit. If you're looking for a grandmother-of-the-bride dress alternative, a pantsuit is an excellent choice. These versatile two- and three-piece sets come in a range of beautiful colors and silhouettes, so you won't have a problem finding an outfit that fits your personal style and adheres to the wedding dress code.

From suits with sparkly embellishments and romantic lace to minimalist designs, we've rounded up the most elegant and dressy grandmother-of-the-bride pantsuits in a wide range of sizes. Check out our favorite formal styles from Nordstrom, Macy's, David's Bridal and more, all perfectly appropriate for the grandmother of the bride.

1. Oleg Cassini Sequin Lace and Jersey Plus-Size Pantsuit in Taupe

Oleg Cassini plus-size grandmother-of-the-bride pantsuit with sparkly lace from David's Bridal

This plus-size grandmother-of-the-bride pantsuit is a beautiful pick for your grandchild's wedding. From the dazzling sequined lace tank and attached open-front jacket to the smooth, flowy pants, there's a lot for you to love. Style your outfit with silver or gold accessories for an extra splash of sparkle.

2. R&M Richards Three-Piece Sequined Lace Pantsuit & Jacket in Coal

R&M Richards three-piece pantsuit for the grandmother of the bride from Macy's

Covered in shimmering lace, this three-piece pantsuit for the grandmother of the bride is a timeless choice. The sequined top has a classy scoop neckline, while the collarless jacket has three-quarter sleeves, a scalloped hem and sequin bedazzling. A breezy mid-rise pant with an elastic waistband completes the polished set.

3. ELOQUII Long Belted Blazer and Pleated Palazzo Pant in Maroon Banner

ELOQUII deep red pantsuit for the grandmother of the bride with tie waist and pleated pants

What about something modern, like this deep red pantsuit for the grandmother of the bride? The elegant long belted blazer and dressy pleated plants create an effortlessly chic look. Plus, the rich maroon hue makes it a great G-MOB pantsuit for fall or winter nuptials. Style it with a classic black tank, gold accessories and heels.

4. Catherines Three-Piece Lace Gala Pantsuit in Chai Latte

Catherines light pink grandmother-of-the-bride pantsuit available in petite and standard sizes

Available in standard and petite sizes, you'll receive tons of compliments in this grandmother-of-the-bride pantsuit for weddings. The three-piece set comes with a lace-and-sequin-trim jacket, a bedazzled scoop-neck top and relaxed pull-on pants. While the creamy Chai Latte color is a lovely choice for spring or summer, it also comes in Sage, Mariner Navy, Heirloom Lilac and Black.

5. Le Suit Plus-Size Contrast-Trim Slim-Leg Pantsuit in Black/Vanilla Ice

Let Suit black and white wedding grandmother-of-the-bride pantsuit from Macy's

We have two words to describe this grandmother-of-the-bride pantsuit: sleek and sophisticated. If the wedding requires formal or black-tie attire, you'll be appropriately dressed in this upscale black and white number available in plus, petite and standard sizes. Pair your pantsuit with a white top, gold jewelry and black heels for a polished ensemble.

6. Onyx Crinkled Ombre Plus-Size Three-Piece Pantsuit in Black/Blush

Onyx three-piece purple metallic pantsuit for the grandmother of the bride from David's Bridal

How beautiful and unique is this three-piece pantsuit's metallic ombre design? It consists of a gradient purple jersey tank, matching jacket and dark flowy pants. It's one of our favorite grandmother-of-the-bride pantsuits for fall weddings.

7. Silk Maison Tie-Waist Blazer & Front Slit Trousers Set in Turquoise-Green

Silk Maison formal silk grandmother-of-the-bride pantsuit in turquoise green

Get ready to stun in this silky smooth pantsuit that's perfect for the grandmother of the bride. The blazer has a chic side-tie waist, while the trousers have small front slits for a stylish edge. Choose from five luxurious colorways, including Turquoise Green, Champagne and Black. Complete your look with fine jewelry and a pair of dressy loafers or heels.

8. Catherines Accolades Georgette Pant Set in Eggplant

Catherines petite grandmother-of-the-bride pantsuit with angel sleeves and wide-leg pants

If you're looking for petite grandmother-of-the-bride pantsuits, you're in luck. This petite set has a soft sheer overlay with an embellished keyhole scoop neckline and angel sleeves, which pair nicely with the wide-leg pants. As another plus, it's crafted from lightweight georgette fabric, so comfort will be your last worry.

9. Le Bos Plus-Size Embroidered Chiffon Three-Piece Pantsuit in Cameo

David's Bridal plus-size grandmother-of-the-bride pantsuit with flowy jacket and wide-leg pants

We have a feeling this soft pink grandmother-of-the-bride pantsuit will be a hit at spring and summer weddings. From the sequin-accented lace neckline and cuffs to the flowy silhouette, you'll have a blast dancing in this three-piece number.

10. R&M Richards Metallic Pantsuit in Silver/Gray

R&M Richards dressy grandmother-of-the-bride pantsuit with a necklace from Macy's

Here's another formal G-MOB pantsuit for upscale functions. The refined pantsuit from Macy's comes with a sparkly jacket and matching shell top, coordinating pants and a beautiful necklace—so your accessories are already taken care of. And how lovely is that shiny silver fabric?

11. Silk Maison Ready to Bloom Silk Two-Piece Blazer & Pants Set in Robin-Egg

Silk Maison silk two-piece blue floral pantsuit set for the grandmother of the bride

Because silk is breathable and a natural temperature regulator, this silk two-piece blazer set is a foolproof option for outdoor functions. Covered in blooming blue and white florals, the blazer has a collared neckline, padded shoulders and a detachable silk scarf. The pleated, high-waisted pants are covered in the same dreamy print.

12. Adrianna Papell Knit Crepe Tuxedo Jumpsuit in Black

Adrianna Papell black tuxedo-inspired grandmother-of-the-bride jumpsuit

This grandmother-of-the-bride jumpsuit from Adrianna Papell gives the illusion of a two-piece pantsuit—but it's really just one garment. It's crafted from the brand's signature knit crepe fabric and features tuxedo-inspired accents, including a notched satin collar, slightly puffed long sleeves and a shiny waist sash.

13. R&M Richards Petite-Size Embroidered Soutache Mesh Lace Two-Piece Pant Set in Navy

Dillard's petite grandmother-of-the-bride pantsuit with a navy lace jacket and mid-rise pants

This petite pantsuit has a romantic lace jacket with three-quarter sleeves and an attached tank top. The relaxed, mid-rise pants have a flat-front silhouette that looks sophisticated and formal. Pair your outfit with heeled sandals and a sparkly silver clutch to complement the detachable necklace that comes with the set.

14. Oleg Cassini Glitter Lace Asymmetrical Top Pantsuit in Silver

David's Bridal plus-size grandmother-of-the-bride pantsuit with silver glitter floral top

You'll love everything about this grandmother-of-the-bride pantsuit, from the glittery floral top with a keyhole back to the smooth, flowy pants. Choose from three elegant hues for your grandchild's big day—Silver, Rose Quartz or Steel Blue—then accessorize with sparkly accessories to bring even more pizazz to your outfit.

15. Azazie Maura Jumpsuit in Mulberry

Azazie three-piece wedding pantsuit for the grandmother of the bride

Made with flowy chiffon, you'll float all night long in this three-piece wedding pantsuit for the grandmother of the bride. The blouse's neckline is cut in tulle and adorned with beaded lace appliques—which are also replicated on the cuffs of the chiffon jacket. It's completed with relaxed-fit pants that have an elastic waistband for extra comfort. And with all those colorways, there's no doubt you'll find the perfect shade for you.

16. Le Suit Plus-Size Seamed Blazer Pantsuit in Lilac

Macy's formal pantsuit for the grandmother of the bride in lilac

You could totally rewear this versatile formal pantsuit for the grandmother of the bride after the wedding. It's available in colors for all seasons; the Lilac shade (shown here) is perfect for spring or summer weddings, while the Navy and Black hues are elegant choices for the fall or winter.

17. Oleg Cassini Soutache Embellished Jersey Three-Piece Pantsuit in Taupe

David's Bridal grandmother-of-the-bride pantsuit with a soutache embellished jacket, taupe jersey tank and wide-leg pants

This glittering G-MOB pantsuit ensemble will turn heads at your upcoming event. The set comes with three pieces: a soutache embellished jacket, a taupe jersey tank and wide-leg pants. The tan color will look exceptionally beautiful against the fall foliage at an autumn wedding.

18. Alex Evenings Foiled Print Twinset in Beige

Alex Evenings sparkly beige jacket and top pantsuit set for the grandmother of the bride from Nordstrom

Other guests will be captivated by this Alex Evenings jacket and top set, available in plus and standard sizes. The removable jacket is covered in an abstract glitter print and features a Mandarin collar, shoulder padding and three-quarter sleeves. Style the two-piece set with a dressy pair of black trousers and dazzling jewelry.

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