Mary Catherine Heriot-Maitland-Dougall (died 1919) (d. 1919) Parents William Heriot-Maitland-Dougall Elizabeth Kinnear Dougall Children Siblings James St. Leger Heriot-Maitland-Dougall William Heriot-Maitland-Dougall Frederick Heriot Heriot-Maitland-Dougall