William Keith, 6th Earl Marischal Scottish lord, Earl Marischal and naval official (1585–1635) Parents George Keith, 5th Earl Marischal Margaret Home Children Lady Mary Keith Jean Keith John Keith, 1st Earl of Kintore Sir James Keith of Benholme William Keith, 7th Earl Marischal George Keith, 7th Earl Marischal Siblings Lady Margaret Keith unknown son Keith Lady Anne Keith John Keith