Mentewab (Ge'ez : ምንትዋብ min-tiwwāb, Amharic: "How beautiful"; ca. 1706 - 27 June 1773), was Empress of Ethiopia, consort of Emperor Bakaffa, mother of Iyasu II and grandmother of Iyoas I. She was also known officially by her baptismal name of Welete Giyorgis ("Daughter of St. George"). Mentewab was a major political figure during the reigns of her son the Emperor Iyasu and grandson Iyoas. Empress Mentewab was also known by the honorific of Berhan Mogasa or "Glorifier of Light".