Euphemia de Ross Scottish royal consort (1333–1386) Parents Margaret Graham Hugh, Earl of Ross Children Elizabeth Stewart, Countess of Crawford Katherine Stewart Walter Stewart, Earl of Atholl David Stewart, Earl of Strathearn Egidia Stewart Egidia Stewart Siblings Siobhan de Barclay Hugh Ross, 1st of Balnagowan Matilda de Ross Uilleam III, Earl of Ross John Ross Partners John Randolph, 3rd Earl of Moray Robert II of Scotland