Lady Mary Douglas Peerage person ID=187024 (1561–1600) Parents Agnes Leslie, Countess of Morton William Douglas, 6th Earl of Morton Children Margaret Ogilvy James Ogilvy, 1st Earl of Findlater Alexander Ogilvy Mary Ogilvy Siblings Lady Christian Douglas Lady Elizabeth Douglas Lady Margaret Douglas James Douglas Lady Jean Douglas Lady Eupheme Douglas Robert Douglas, Master of Morton Sir George Douglas, 1st of Kirkness and Kynnesswood Sir Archibald Douglas of Keillor Agnes Douglas, Countess of Argyll Partners Walter Ogilvy, 1st Lord Ogilvy of Deskford