Beatrice Sinclair Peerage person ID=109240 Parents Egidia Douglas Henry II Sinclair Children Lady Janet Douglas Lady Beatrix Douglas Lady Elizabeth Douglas Hugh Douglas, Earl of Ormonde William Douglas, 8th Earl of Douglas John Douglas, Lord of Balvenie Lady Margaret Douglas George Douglas Henry Douglas James Douglas, 9th Earl of Douglas Archibald Douglas, Earl of Moray Siblings William Sinclair, 1st Earl of Caithness Partners James Douglas, 7th Earl of Douglas