Regent

A Regent was a person who ruled a state or country in place of a monarch who was unable to do so at the time.

Examples o regents

 * Anne of Austria regent of France for her son Louis XIV succeeding his father Louis XIII in 1643.
 * Philippe, Duke of Orléans (grandson of the above Queen Anne and regent of France for the young Louis XV for a period called the Regency of Philippe d'Orlèans.
 * Juliana of the Netherlands regent of the Netherlands for her mither Queen Wilhelmina.
 * Infanta Isabel Maria of Portugal regent of Portugal for her brother King Pedro IV of Portugal.
 * Maria Christina of the Two Sicilies regent of Spain for her daughter the child Queen Isabel II of Spain.
 * Maria Cristina of Austria regent of Spain for her young son King Alfonso XIII of Spain.
 * Isabel, Princess Imperial of Brazil regent of Brazil for her father Emperor Pedro II of Brazil.
 * João VI of Portugal regent of Portugal for his mother Queen Maria I.