• Administrator (business), a person for the performance or management of administrative business operations
• Administrator of the Government
  Administrator of the Government
  An Administrator in the constitutional practice of some countries in the Commonwealth is a person who fulfils a role similar to that of a Governor or a Governor-General...
  
  , in various Commonwealth realms and territories
  • Administrator (Australia)
    Administrator (Australia)
    The title Administrator of the Government has several uses in Australia.-Administrator of the Commonwealth:At the Commonwealth level, Section 4 of the Australian Constitution provides that:...
    
    , for use of this title in Australia
• In the independent agencies of the United States government
  Independent agencies of the United States government
  Independent agencies of the United States federal government are those agencies that exist outside of the federal executive departments...
  
  , the highest executive officer in an independent agency whose name ends with the word "administration"
• Administrator (law)
  Administrator (law)
  In law an administrator can be:* a person appointed by the court to handle the estate of someone who died without a will ....
  
  , a person appointed by a court to handle the administration of an estate for someone who has died without a will
• Administration (law), a procedure under the insolvency laws of a number of common law jurisdictions
• Academic administration
  Academic administration
  An academic administration is a branch of university or college employees responsible for the maintenance and supervision of the institution and separate from the faculty or academics, although some personnel may have joint responsibilities...
  
  , administration of a school
• Administrator (role), one of the roles in the Keirsey Temperament Sorter personality assessment scheme
• Administrator (comics)
  Administrator (comics)
  Administrator is a fictional character in the Marvel Universe, an enemy of Wolverine who is the leader of the Watchtower, an organization hoping to "cure" all mutants of their powers. He first appeared in Wolverine #154.-Fictional character biography:...
  
  , a fictional character in the Marvel Universe
• Administr@tor, an education magazine published by Scholastic
• Arts administrator, responsible for the business end of an arts organization&video of football
• Administrator, a practitioner of public administration
  Public administration
  Public Administration houses the implementation of government policy and an academic discipline that studies this implementation and that prepares civil servants for this work. As a "field of inquiry with a diverse scope" its "fundamental goal.....
  
  

Computing

• Database administrator
  Database administrator
  A database administrator is a person responsible for the design, implementation, maintenance and repair of an organization's database. They are also known by the titles Database Coordinator or Database Programmer, and is closely related to the Database Analyst, Database Modeller, Programmer...
  
  , a person who is responsible for the environmental aspects of a database
• Forum administrator, one who oversees discussions on an Internet forum
• Network administrator
  Network administrator
  A network administrator, network analyst or network engineer is a person responsible for the maintenance of computer hardware and software that comprises a computer network...
  
  , engineers involved in computer networks
• Server administrator
  Server administrator
  ----A server administrator, or admin has the overall control of a server. This can be in the context of a business organization, where often a server administrator oversees the performance and condition of multiple servers in the business, or it can be in the context of a single person running a...
  
  , a person who acts as the administrator for an Internet gaming or other type of server
• Superuser
  Superuser
  On many computer operating systems, the superuser is a special user account used for system administration. Depending on the operating system, the actual name of this account might be: root, administrator or supervisor....
  
  , a type of computer user with administrative privileges
• Sysop
  SysOp
  A sysop is an administrator of a multi-user computer system, such as a bulletin board system or an online service virtual community. It may also be used to refer to administrators of other Internet-based network services....
  
  , a System operator; commonly used term for an administrator of a multi-user website
• System administrator
  System administrator
  A system administrator, IT systems administrator, systems administrator, or sysadmin is a person employed to maintain and operate a computer system and/or network...
  
  , a person responsible for running technically advanced information systems

Religion

• Administrator (of ecclesiastical property)
  Administrator (of ecclesiastical property)
  In the canon law of the Roman Catholic Church, an administrator of ecclesiastical property is anyone charged with the care of church property.-Administrative authority:...
  
   in the Roman Catholic Church is anyone charged with the care of church property
• Diocesan administrator is a provisional ordinary of a Roman Catholic church
• Apostolic Administrator
  Apostolic Administrator
  An apostolic administrator in the Roman Catholic Church is a prelate appointed by the Pope to serve as the ordinary for an apostolic administration...
  
   is a prelate appointed by the Pope to serve as the ordinary for an apostolic administration
• Administrator (medieval) was the ruler of a prince-bishopric in medieval times who was not confirmed by the Pope