According to tradition, water from the River Jordan was used at the christening. Once the ceremony is complete, guests will attend a private reception at nearby ClarenceHouse where they will be served cake taken from a tier of William and Kate's wedding cake.
The event was the first time the Duke and Duchess of Cambridge appeared publicly with all three of their children.
Prince Louis' six godparents are all friends and family of Prince William and Middleton:Nicholas van Cutsem, Guy Pelly, Harry Aubrey-Fletcher, Lady Laura Meade, Mrs. Robert Carter and Lucy Middleton.
Kate, dressed in an ivory dress and matching hat, and William were joined by William's father Prince Charles and his wife Camilla, along with younger brother Prince Harry and his wife Meghan, dressed in olive green.
However, the 92-year-old queen and her husband Prince Philip were not among the guests.
Max Mumby/Indigo via Getty Images Prince Louis was born on April 23, 2018 in London, England.
While they have not been named, William's private secretary Miguel Head - who leaves the post this month - is the bookies' favourite to be among the godparents.
The Archbishop of Canterbury, Justin Welby, tweeted Monday that he was "delighted" to be christening the third child of Prince William and Catherine.
If some of the name sounds familiar, it's because several members of Prince Louis' list are related to godparents chosen for the other tiny royals.
Unsurprisingly considering her adorable performance at the hospital when she went to meet her little brother, Princess Charlottestole the show again. Pippa and her big sister have a similar taste in fashion, as Pippa wore a stunning baby blue Alessandra Rich dress which looked similar to the Alexander McQueen frock that the Duchess wore at her wedding in 2017.
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