Princess Eugenie est née le 23 mars 1990 à Londres, Angleterre, Royaume-Uni. Elle est mariée avec Jack Brooksbank depuis le 12 octobre 2018. Elle et Jack Brooksbank ont deux enfants.
[on the constant mispronunciation of her name]: Whenever we used to meet foreign people who were struggling with it, my mum and I would help them by saying, 'It's like Use Your Knees,'. But whatever, I am now used to every pronunciation.