Scroll down below for a full explanation on every member:
Best Man: Thomas Brooksbank
This honor befalls the groom’s younger brother, who works in business development at Troy Asset Management in London.
Maid of Honor: Princess Beatrice
Unsurprisingly, Eugenie’s older sister will serve as her Maid of Honor.
Her Royal Highness Princess Charlotte of Cambridge
Princess Charlotte is, of course, the 3-year-old daughter of Eugenie’s cousin Prince William and wife Kate Middleton.
Savannah is the 7-year-old daughter of Autumn and Peter Philips (the daughter-in-law and son, respectively, of Princess Anne).
Miss Isla Philips
Isla is the 6-year-old daughter of Autumn and Peter Philips.
Miss Mia Tindall
Mia is the 4-year-old daughter of Zara and Mike Tindall (the daughter and son-in-law of Princess Anne, respectively).
Miss Maud Windsor
Maud, 5, is Eugenie’s goddaughter and the child of Lady and Lord Frederick Windsor.
Miss Theodora Williams
Theodora, 6, is the child of American actress Ayda Field and English singer-songrwiter Robbie Williams.
His Royal Highness Prince George of Cambridge
Will and Kate’s 5-year-old son is one of two page boys in the ceremony.
Mr Louis de Givenchy
Louis is the 6-year-old son of Zoe and Olivier de Givenchy.
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Lady Louise Montbatten-Windsor
Louise is the 14-year-old daughter of Prince Edward and Sophie, Countess of Wessex, and thus Princess Eugenie’s cousin.
James, Viscount Severn
James, 10, is Louise’s younger brother and Eugenie’s cousin.