Lady Henrietta Cavendish-Bentinck (1737-1827) (1737–1827) Parents Margaret Cavendish Bentinck, Duchess of Portland William Bentinck, 2nd Duke of Portland Children Maria Grey Henry Grey Lady Amelia Grey Lady Louisa Grey Lady Sophia Grey George Grey, 6th Earl of Stamford William Booth Grey Lady Henrietta Grey Lady Maria Booth Grey Anchitel Grey Siblings William Cavendish-Bentinck, 3rd Duke of Portland Elizabeth Bentinck Lord Edward Bentinck Partners George Grey, 5th Earl of Stamford
