Pippa Middleton, who stole the show in her bridesmaid dress at the last royal wedding, chose a demure long-sleeved mint green floral dress with pink pleat detailing by Brit brand The Fold.
Victoria Beckham opted for navy blue, wearing a sleek high-neck, midi-length dress with fashion-forward slit sleeves.
The designer chose a matching pillbox hat and set her ensemble off with bright red heels.
Stylish as ever, David Beckham choose a navy tailcoat and grey trousers.
Amal Clooney stood out from the crowd in a honey yellow Stella McCartney ensemble, her figure-hugging cap-sleeved dress paired with a net-covered hat by Stephen Jones. Husband George looked dapper in a slate grey suit.
Serena Williams was pretty in pink, choosing a blush-coloured asymmetric bodycon dress with a small sculptural headpiece and a statement necklace.
Oprah Winfrey wore a bespoke Stella McCartney blush-pink midi-length tiered dress with lace trim.
The dress is made of sustainable viscose knit and accessorised with a cream hat with a matching pink floral embellishment.
The British actor looked understated but stylist in dark suit and black tie, while many of the male guests wore tails.
He was there with his fiancee Sabrina Dhowre, who showed off her style credentials in a dress, jacket, shoes and handbag all by Gucci. She topped off her ensemble with a navy saucer hat.
Elton John, who made a beeline for the Beckhams on arrival at the chapel, was twinning with James Blunt in a navy tailcoat, grey waistcoat and powder blue tie.
James Blunt’s wife Sofia Wellesley chose a pale-yellow collared Valentino dress, beautifully embroidered with colourful floral detailing, with a yellow hat and clutch to match.
Lady Kitty Spencer
The eldest daughter of Diana’s brother Earl Charles Spencer, model Lady Kitty Spencer wore an incredible Dolce & Gabbana printed floral dress in green.
She teamed it with a contrasting burnt-orange clutch and matching court shoes.
Pippa’s mum Carol chose to coordinate with her daughter in head-to-toe mint green, wearing a sleek, elegant coat.
One of Harry’s ex-girlfiends Cressida Bonas wore a colourful bespoke dress by British designer EPONINE London, made by hand from cotton sourced in Thailand.
Sophie, Countess of Wessex
The Countess opted for a modern two-piece ensemble by British couture and ready-to-wear designer Suzannah. She teamed a silver-blue silk full midi-skirt with a silver metallic bodice top and a feather-embellished hat.
Meghan’s Suits co-star Gina Torres wore a stunning high-necked pink and red Costarellos dress, which she teamed with cream accessories.