Duncan Houston Mackintosh (1860-1944) (1860–1944) Parents Louisa Fanny Sybella MacLeod Aeneas Mackintosh Children Duncan Robert Mackintosh Lachlan Donald Mackintosh, 29th of Mackintosh Siblings Louisa Caroline Campbell Mackintosh Aeneas Henry Mackintosh Lewis Mackintosh Alexander Mackintosh Mary Marion Mackintosh Charlotte Eva Mackintosh Alexandra Graham Mackintosh Partners Louisa Mary Kekewich