Another source confirmed that Markle did not attend the ceremony, but that "Harry went to get Meghan to bring her to the reception later". Earlier Pippa was beaming in a custom-made Giles Deacon wedding gown as she Wednesday her new husband financier James Matthews.
The duchess arrived with the young group, who wore outfits by exclusive children's clothing company Pepa & Co, and marshalled them back into the two luxury limousines that ferried them to the church.
The Duchess of Cambridge, far right, with her children Prince George and Princess Charlotte at the wedding of her sister, Pippa Middleton, to financier James Matthews on Saturday, May 20 in Englefield Green England.
The pair were seen smiling as they drove to the reception for the new bride and groom who tied the knot at the picturesque St Mark's church in the Berkshire village of Englefield.
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Sister, Kate the Duchess of Cambridge, while not a maid of honour, also helped her sister with her train and her dress as she entered the church and helped muster page boys and flower girls. She is said to be preparing for Saturday evening's festivities.
Middleton was flanked by her niece Princess Charlotte, nephew Prince George and a gaggle of other young bridesmaids and pageboys.
George, 3, was a page boy, and Charlotte, 2, a bridesmaid.
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Few pictures of the reception and party afterward are expected, as the airspace above the Middleton estate has been closed to prevent press crews from flying overhead or launching drones to capture video.