Administrator

Administrator or Admin may refer to:

Business administration, a person responsible for the performance or management of administrative business operations
Administrator of the Government, in various Commonwealth realms and territories
- Administrator (Australia), for use of this title in Australia
In the independent agencies of the United States government, the highest executive officer in an independent agency whose name ends with the word "administration"
Administrator (law), 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, administration of a school
Administrator (role), one of the roles in the Keirsey Temperament Sorter personality assessment scheme
Administrator (comics), a fictional character in the Marvel Universe
Administr@tor, an education magazine published by Scholastic Corporation
Arts administrator, responsible for the business end of an arts organization
Administrator, a practitioner of public administration

Computing

Database administrator, a person who is responsible for the environmental aspects of a database
Forum administrator, one who oversees discussions on an Internet forum
Network administrator, engineers involved in computer networks
Server administrator, a person who acts as the administrator for an Internet gaming or other type of server
Superuser, a type of computer user with administrative privileges
Sysop, a commonly used term for a system operator, an administrator of a multi-user website
System administrator, a person responsible for running technically advanced information systems

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