Princess Eugenie wedding. File photo dated 31/05/17 of Sarah Ferguson, Duchess of York, Princess Eugenie of York and Jack Brooksbank. The duchess branded her future son-in-law "Jack the Man", following the couple's engagement, telling them in a message in Hello! magazine: "The York Family embraces the magic of Jack totally." Issue date: Sunday October 7, 2018. Princess Eugenie and Jack Brooksbank will marry on Friday October 12 in Windsor. See PA story ROYAL Wedding 10Things. Photo credit should read: Ian West/PA Wire URN:38988592