Princess Antonia of Prussia British aristocrat and philanthropist (b. 1955) Parents Brigid Guinness Prince Frederick of Prussia Children Lady Honor Wellesley Lady Mary Wellesley Arthur Wellesley, Earl of Mornington Lord Frederick Wellesley Lady Charlotte Wellesley Siblings Princess Victoria Marina of Prussia Prince Andreas of Prussia Prince Rupert of Prussia Prince Nicholas of Prussia Partners Charles Wellesley, 9th Duke of Wellington
