The administrator of an opera house or theater.
A governor in various specific contexts, including certain South American countries, and historically in the kingdoms of Spain, Portugal, and France, and in imperial China.
An administrator, for a singer or group.
A person whose job is to manage something, such as a business, a restaurant, or a sports team.
A window or application whose purpose is to give the user the control over some aspect of the system.
The head coach.