Georgiana Wilhelmina Haldane-Duncan-Mercer-Henderson (1867-1937) (1867–1937) Parents Edith Isabella Mercer-Henderson Hew Adam Dalrymple Hamilton Haldane-Duncan-Mercer-Henderson Children Lady Dorothy Edith Isabel Hobart-Hampden-Mercer-Henderson Sidney Farrar John Mercer-Henderson, 8th Earl of Buckinghamshire