Prefect is a magisterial title of varying definition, but essentially refers to the leader of an administrative area.
In France, each department has a prefect who acts as the representative of the state.
Saint Margaret attracts the attention of the Roman prefect, by Jean Fouquet from an illuminated manuscript
Burgrave, also rendered as burggrave, was since the medieval period in Europe the official title for the ruler of a castle, especially a royal or episcopal castle, and its territory called a Burgraviate or Burgravate.
The Burgrave of Regensburg presiding over a trial, early 14th-century illustration in the Codex Manesse.