- Austria
- 1637-1638: Eleonore Gonzaga of Mantua, Regent of Austria for her step-son Leopold I, Holy Roman Emperor
- 1711: Eleonore Magdalena of Palatinate-Neuburg (1655-1720), Regent of Austria from Joseph’s death until the arrival of Charles VI from Spain
- Carinthia
- 1039-1047: Henry III, Holy Roman Emperor [1]
- Gorizia
- Beatrice of Bavaria (1302-60), Regent for her son Johann Heinrich (1323-38), Count of Gorz, 1323-38
- Styria
- 1164: Kunigunde of Chamb-Vohburg (d.1184), Regent for her son, Ottakar IV of Styria (1163-1192), who was only a year old when his father died.
- Frederick IV of Austria (1382-1439), Count of Tyrol, 1402-39. Regent, 1425-1435, for his nephews, sons of his brother Ernst I the Iron Duke, Friedrich V (1415-93), Albrecht VI (1418-63) and Ernst II (1420-32). [2]
- Tyrol
- Claudia de Medici of Tuscany (1604-48), Regent of Tyrol and Voralberg, 1632-1644, for her son Ferdinand Karl (1628-62)