1. Victoria Beckham
Fashion designer Victoria Beckham, who is heavily pregnant with her fourth child, chose gravity-defying Christian Louboutin heels that bordered on fetishistic. A stunning hat by Philip Treacy topped off her navy draped dress, which is one of her own designs.
2. Samantha Cameron
2. Samantha Cameron
3. Miriam Gonzalez Durantez
Miriam Gonzalez Durantez, wife of deputy prime minister Nick Clegg, opted for Forties-style glamour in a polka dot layered dress and a dramatic turban hat adorned with large red flowers.
4. Charlene Wittstock
Charlene Wittstock, the fiancée of Prince Albert of Monaco, arrived looking elegantly understated in a figure-hugging grey coat by Akris and a wide-brimmed, white hat.
5. Princess Beatrice
H.R.H Princess Beatrice of York went for a fashion-forward look in a Valentino haute couture coat, dress, and shoes from the spring/summer 2011 collection. Milliner Philip Treacy was the creator of her fun, eye-catching headgear. Her gloves are by Cornelia James her shoes are Jimmy Choo.
6. Carole Middleton
The mother of the bride, Carole Middleton, reportedly had a last-minute change of heart about her outfit, choosing a sky-blue wool crepe coatdress by Catherine Walker and a hat by Berkshire-based Jane Corbett. It is thought that she ditched a specially-designed outfit by Lindka Cierach, as well as a £400 hat by milliner Jess Collett, just weeks before the wedding.
7. Princess Maxima
Like Princess Beatrice of York, Netherland's Princess Maxima also opted for blush tones. Her fitted lace dress and coordinating accessories possessed all the Abbey-appropriate requirements, while not compromising on style.
Camilla, Duchess of Cornwall, chose Anna Valentine, who designed the gown she wore to marry Prince Charles. The powdery tones of her coatdress perfectly complimented her Philip Treacy hat.
9. Queen Sofia
In a luxuriously bold shade of lilac, Queen Sofia of Spain stood out from the sea of pastel-wearers. The pom-pom style buttons on her jacket were an unusual but striking addition by designer by Margarita Nuez.
10. Princess Letizia
Blush tones were a recurring trend theme, and given the seal of approval by the supremely stylish Letizia, Princess of Asturias whose outfit was designed by Felipe Varela.
11. Queen Elizabeth II
Queen Elizabeth II chose an ensemble in a shade of lemon-sorbet, which was perfect for the happy, spring occasion. Angela Kelly designed the Queen's crepe wool primrose dress. The diamond brooch was a Queen Mary’s True Lovers Knot.
12. Joss Stone
Singer Joss Stone swapped her usual uniform of hippy dress and bare feet for something altogether more ladylike, (thankfully).
13. Princess Anne
Princess Anne chose a pretty combination of purple and green, and just about managed to maintain her voluminous bouffant under a matching hat.
14. Sophie, Countess of Wessex
Sophie, Countess of Wessex, went to town with a heavily embellished skirt suit in an delicious shade of champagne by Bruce oldfield. Her hat is by Jane Taylor.
15. Sophie Winkleman