Livia Drusilla
Roman empress
Roman empress
Queen of Scotland from 1503 until 1513, and regent for her son
Queen and regent of Denmark and Norway
Byzantine empress and regent
Ruler of the Habsburg dominions, thus archduchess of Austria, queen of Hungary and Croatia, lady of the Netherlands, from 1740-1780.
Regent of Spain in the 1600s
Ruler of Hungary in the 1300s
Catholic queen of England in the 1500s
Countess of Boulogne and queen consort of England in the 1100s
Regent of most of Jibal during the minority of her son, Majd al-Dawla (r. 997–1029), and served as de facto ruler during his reign.