Her sister,Pippa Middleton, was a bridesmaid, dutifully arranging her sisters train.
Meanwhile members of the royal family, including the lateQueen Elizabeth IIand Prince Philip, proudly looked on.
A clearly delighted Kate Middleton beams, clutching her stunning floral bouquet.
Max Mumby/Indigo/Getty Images
The couples wedding photographer, Millie Pilkington, was quick to share her best wishes to William and Kate.
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Commenting on the post, she wrote, Happy wedding anniversary!
LONDON, ENGLAND - APRIL 29: Their Royal Highnesses Prince William Duke of Cambridge and Catherine Duchess of Cambridge exit Westminster Abbey after their Royal Wedding on April 29, 2011 in London, England. The marriage of the second in line to the British throne is to be led by the Archbishop of Canterbury and will be attended by 1900 guests, including foreign Royal family members and heads of state. Thousands of well-wishers from around the world have also flocked to London to witness the spectacle and pageantry of the Royal Wedding. (Photo by Ian Gavan/GP/Getty Images)
Cant believe its been 13 years.
Remember this moment so well.
Sending you both much love in this special day.
Other royals fans were equally excited to share their thoughts with the couple.
One wrote, Awwww what a beautiful picture!!!
We finally have a new one from 2011!
Thank you for this wonderful surprise.
Happy 13th wedding anniversary!
I wish you two the very best and many, many, many more wedding anniversaries to come!
I love you so much.
Another posted, Happy anniversary!!!
What a magical day!!
It has been so fun to go on this journey with you both!
Continued prayers for health and happiness.
Royals expert Robert Jobson toldHello!
magazine the couple have grown closer amidst the health battle and their bond is now unshakeable.
He added, There is no question that William has been Catherines rock.
He is the constant in her life and she is at the heart of his.
This article first appeared onTatler.