Margaret Drummond Peerage person ID=667392 (b. 1437) Parents Sir Walter Drummond of Cargill and Stobhall Margaret Ruthven Children Cristina|Christian Mercer Sir Laurence Mercer of Aldie Siblings John Drummond Sir Malcolm Drummond of Cargill Walter Drummond, 1st of Ledcrieff Partners Andrew Mercer of Meikleour and Aldie