Robert Drummond (1728-1804) (1728–1804) Parents William Drummond, 4th Viscount Strathallan Margaret Nairne Murray Children Henry Roger Drummond Charles Drummond Andrew Berkeley Drummond Charlotte Theresa Drummond Siblings William Drummond Henry Drummond James Francis Edward Drummond, 5th Viscount Strathallan John Drummond Clementina Maria Drummond Charles Drummond Andrew Drummond Amilia Drummond Margaret Drummond Partners Winifred Mary Thompson