The Best Summer Wedding Guest & Party Dresses
Looking for the perfect outfit this season? Whether you're heading to a summer wedding, garden party, or elegant soirée, we’ve rounded up the best wedding guest and party dresses for 2025. From flowing maxis to flattering midis, these effortless styles are made for sunshine, celebration, and sporting occasions.
Think joyful florals, light-as-air fabrics, and silhouettes that move with you. These dresses are perfect for countryside weddings, coastal escapes, Royal Ascot or garden parties. Whatever the invite, these are the dresses to wear when you want to feel your best.
18 Summer Dresses to wear to Weddings, Garden Parties & Royal Ascot
ME+EM Gather Detail Mellow Yellow Dress
Aspiga Sally Anne Dress
1. Sally Anne Paisley Floral Long Sleeve Dress, Aspiga
This bohemian beauty features a vintage-inspired paisley print and flattering V-neckline. With long sleeves and a light, breezy viscose fabric, it’s ideal for English countryside weddings or boho-chic beach celebrations.
Aspiga has beautiful stores located across the UK in Bath, Haslemere, London (King’s Road and Northcote Road), Marlborough, Sherborne, St. Mawes, Stow-on-the-Wold, Wilton, Winchester, and Windlesham.
2. Cheesecloth Gather Detail Maxi Dress in Mellow Yellow, ME&EM
Crafted from naturally textured, iron-free cheesecloth, this ME+EM maxi dress is both stylish and practical. The mellow yellow hue exudes warmth, while the gathered detailing and practical pockets make it a comfortable choice for all-day events.
ME+EM shops are located in Marylebone, Westbourne Grove, Kings Road, Battersea, Brook Street, Belgravia, Draycott Avenue (all London), as well as in Edinburgh and Manchester.
Cefinn Mirabel Gold Metallic Fil Coupé Maxi Dress
& Other Stories Strappy Floral Midi Dress
3. Mirabel Gold Metallic Fil Coupé Maxi Dress in Pink Carnation Print, Cefinn
Want to turn heads this summer? As seen on Zoe Ball at the Chelsea Flower Show 2025, Cefinn’s Mirabel Dress does just that. With shimmering gold metallic threads and a soft pink carnation print, it’s a show-stopping choice for weddings, garden parties, and stylish sporting events like Royal Ascot.
Prefer a different colour? Shop Cefinn’s full Coupé Maxi range here.
4. Strappy Floral Midi Dress, & Other Stories
A dreamy floral pattern meets a sleek strappy design in this midi dress. The soft silhouette and feminine cut make it a must-have for romantic garden weddings or sunny daytime events.
Farm Rio Folk Floral Off-White Midi Dress
Libelula Claude Flutter Pink Print Dress
5. Folk Floral Off-White Midi Dress, FARM Rio
For a hint of the tropics, this off-white midi dress from Farm Rio is effortlessly chic. With its intricate folk-inspired floral print, flattering cinched waist, and breezy short sleeves, it’s perfect for both summer weddings, Royal Ascot and garden parties.
FARM Rio shops in London can be found on Kings Road in Chelsea, Liberty Regent Street, Marylebone High Street, Harvey Nichols Knightsbridge, and Carnaby Street.
6. Claude Dress in Flutter Pink Print, Libelula, Odiham
A tried-and-true classic, the whimsical Claude shape Dress from Libelula is endlessly flattering. We love the pretty red and pink flutter print and shape — ideal for both relaxed parties and more formal wedding celebrations. Libelula is located in the beautiful town of Odiham in Hampshire.
Gussy & Lou Neon Orange Dress
Aspiga Mykonos Maxi Blue/White Dress
7. Gussy & Lou Neon Orange Stripe Dress, Gussy & Lou
If you love colour and stripes, this one’s for you. Bright, playful, and lightweight, it’s a joyful choice for beach weddings, birthday and garden parties. Plus, it’s from a female-founded brand started by friends.
First spotted at Spirit of Christmas Fairs at Olympia, Gussy and Louise launched their label in London in 2017 to bring a splash of colour to everyday wardrobe staples.
8. Mykonos Maxi Dress, Aspiga
Light, breezy, and made from organic cotton, the Mykonos Maxi is the perfect casual summer dress for socialising, holidays and summer parties. Picture it with sandals, a wide-brimmed hat, and a glass of something chilled while relaxing in the sun.
Aspiga is an award-winning, sustainable clothing company and a firm favourite with our clients, offering stylish collections for women and men.
Busby & Fox Rococo Satin Floral Dress
M&S Collection Linen Rich Tie Shoulder Midi Swing Dress
9. Rococo Satin Floral Dress, Busby & Fox
In soft yellow satin adorned with a hand-painted floral print, this elegant midi dress from Busby & Fox offers a flattering, floaty silhouette perfect for all-day comfort. Featuring a shirred waistband, tiered skirt, and V-neckline, it's an effortless choice for a summer wedding.
Discover Busby & Fox's boutique shop in the historic town of Farnham in Surrey.
10. Linen Rich Tie Shoulder Midi Swing Dress, M&S Collection
M&S is bringing all the style back this season. This printed sage green linen-rich midi dress is perfect for sunny days. Featuring a flattering tie shoulder detail, V-neckline, and a flowy swing skirt, it’s an effortless and versatile holiday and summer dress outfit staple. Available in M&S clothing stores across the UK.
Shop online at M&S (Back Online)
Suzannah London Veronique Silk Tea Dress in Clover Floral x Rachel Levy
White Coco Michelle Dress
11. Veronique Full Length Silk Tea Dress in Clover Floral x Rachel Levy, Suzannah London
This soft cream silk tea dress features a unique green clover print by French artist Rachel Levy. Expertly printed on Italian silk, it’s based on Suzannah’s bestselling Gabriella silhouette, with elegant smocking and a flowing bias-cut skirt—timeless, versatile, and perfect for wearing to Royal Ascot 2025 and countryside weddings.
Suzannah London is a luxury womenswear label, expertly designed and flawlessly crafted by British designer Suzannah Crabb. Known for flattering cuts and timeless elegance, the brand creates pieces as beautiful as they are a dream to wear — made to last forever. Favoured by British and European royals and celebrities, Suzannah London is the go-to for unforgettable special occasions.
Suzannah London is available at the Suzannah Boutique in Marylebone, London.
Pre-order online at Suzannah London
12. Michelle Dress, White Coco
Simple, feminine, and universally flattering, the Michelle Dress from White Coco is a polished yet playful choice for daytime ceremonies or semi-formal receptions. A great staple to dress up with accessories.
Visit White Coco stores in Chelsea, London, and in the countryside locations of Hungerford, Berkshire, and Summertown, Oxford.
M.A.B.E Apparel Arielle Tunic
Nobody’s Child Pink Tiered Midi Dress
13. Arielle Tunic, M.A.B.E Apparel
The Arielle Patterned Tunic is a beautifully gathered cotton dress featuring intricate floral, leaf, and linear embroidery. Delicately finished with a beaded trim, its relaxed silhouette offers an effortlessly feminine and free-flowing fit — perfect for warm days and relaxed occasions.
Buy direct from M.A.B.E Apparel London or find it locally at Alresford Linen in Hampshire.
14. Pink Tiered Coen Midi Dress, Nobody’s Child
Romantic, floaty, and effortlessly flattering, the Pink Tiered Coen Midi Dress is a standout choice for summer weddings, garden parties, and special occasions. Featuring a soft V-neckline, gently structured empire waist, and tiered skirt, it’s designed to fall beautifully on the body.
Anthropologie Selected Femme Green Strappy Maxi Dress
Zara Woman (ZW) Collection Linen Blend Dress
15. Selected Femme Laurina Green Strappy Maxi Dress, Anthropoligie
Going green. Sleek and effortlessly elegant, this strappy maxi dress by Danish brand Selected Femme is crafted from soft, flowing viscose with a flattering V-neckline and subtle U-ring detail. Featuring adjustable straps and a back zip for a perfect fit, it’s ideal for summer parties or alfresco evenings.
Shop Anthropologie dresses across the UK, with shops in Bath, Cambridge, Cheltenham, Edinburgh, Guildford, St. Albans, Tunbridge Wells, Leeds, multiple London locations (Kings Road, Spitalfields, Regent Street, Brent Cross, Islington), Oxford, Richmond, and Winchester.
16. ZW Collection Yellow Linen Blend Dress, Zara
Bright and breezy, the Zara Women Collection Yellow Linen Blend Dress from Zara is a perfect pick for summer weddings and garden parties. It features an adjustable round neck with ties and pleated fabric detailing. The adjustable drawstring waist ensures a flattering fit, making it both stylish and versatile for sunny celebrations and relaxed soirées alike.
Shop on the high street, Zara now has 51 stores across the UK.
Karen Millen Red Cotton Tiered Maxi Dress
NET-A-PORTER LA DOUBLEJ San Pietro tiered embroidered voile maxi shirt dress
17. Shirred Cotton Tiered Woven Maxi Dress, Karen Millen
Step into summer with timeless Red Shirred Cotton Tiered Woven Maxi Dress by Karen Millen. Crafted from breathable 100% cotton, this statement piece features a flattering shirred waist, flutter sleeves, and a tiered maxi skirt that flows effortlessly with every step. Ideal for garden parties, brunches, or sun-drenched strolls. You can shop this look at Karen Millen, available online or at UK stores including Regent Street London, Leeds, Birmingham, and Gateshead.
18. LA DOUBLEJ San Pietro tiered embroidered voile maxi shirt dress, NET-A-PORTER
Effortlessly elegant, the San Pietro Maxi Shirt Dress by La DoubleJ is crafted from lightweight voile with delicate fern embroidery and a flowing, tiered hem. Its timeless shirt silhouette and relaxed neckline make it an ideal choice for summer weddings, Royal Ascot, polo events, or stylish getaways.
Planning a special event or garden party?
At Peapod & Co., we’re here to help create unforgettable experiences with expert catering and thoughtful event planning. Whether it’s a special event, summer garden party, a countryside wedding, or a corporate occasion, we take care of every detail so you can relax and enjoy the celebration. Discover how we can bring your event vision to life.