William Grosvenor (1942-2002) (1942–2002) Parents Denise Yarde-Buller Robert Grosvenor, 5th Baron Ebury Children Alexander Egerton Grosvenor Petra Antonia Primrose Grosvenor Siblings Francis Grosvenor, 8th Earl of Wilton Laura Grosvenor Linda Grosvenor Richard Grosvenor Robert Grosvenor Partners Ellen Seeliger