The Quantico actress wore custom Vivienne Westwood to the ceremony with a hat designed by Philip Treacy, as shown in this photo by her makeup artist on Instagram.
Before heading to her close pal Meghan's ceremony, Priyanka posed for photos, posted to social media by her glam squad.
The daughter of Princess Anne was photographed at the wedding on May 19.
Sarah, Duchess of York waves to photographers as she arrives to Harry and Meghan's wedding.
Actress Charlotte was spotted walking into St. George's Chapel on Saturday with Tom Hardy.
Meghan's former Suits husband and his real-life wife, Pretty Little Liars alum Troian Bellisario, arrive to the royal wedding.
Amal turned heads as she arrived in a yellow dress and fascinator to the wedding with husband George.
Tennis star and her Reddit co-founder husband arrive arm-in-arm at the ceremony.
Actress smiles for cameras outside of the ceremony alongside husband Gabriel Macht, who is one of Markle's former Suits co-stars.
Kate Middleton's sister was spotted wearing this flower fascinator at the ceremony.
Prince Harry's ex was photographed sharing a laugh with friends ahead of the ceremony.
Actress Cressida, who split with Prince Harry in 2014 after two years together, was photographed at his wedding on May 19.
Golden Globe winner held hands with his fiancée as they arrived to the ceremony.
Caroline is photographed arriving at the wedding ceremony with Will Greenwood.
Sophie waves to the crowd as she enters the wedding venue.
The late Princess Diana's niece arrives to royal wedding on May 19.
"Congratulations to the Duke & Duchess of Sussex on their beautiful wedding day! All the best for the future," the singer tweeted on May 19.
Julia smiles as she heads inside to the wedding alongside husband James Corden.
Karen was photographed arriving to Harry and Meghan's wedding with husband Charles Spencer, the brother of the late Princess Diana.
Autum attended the wedding alongside husband Peter Phillips, the son of Princess Anne.
The designer was photographed at St. George's Chapel in a navy dress and fascinator alongside her husband.
The royals have a chat during the ceremony at St. George's Chapel.