Investigator may refer to:

Occupations

Government and law

Detective A detective is an investigator, usually a member of a law enforcement agency. They often collect information to solve crimes by talking to witnesses and informants, collecting physical evidence, or searching records in databases. This leads th ...

, a person who investigates crimes, can be a rank and job in a police department, state or federal employee, or a civilian called a private detective *

Inspector Inspector, also police inspector or inspector of police, is a police rank. The rank or position varies in seniority depending on the organization that uses it. Australia In Australian police forces, the rank of inspector is generally the ne ...

, a police rank in many countries

Science and academia

Clinical investigator A clinical investigator involved in a clinical trial is responsible for ensuring that an investigation is conducted according to the signed investigator statement, the investigational plan, and applicable regulations; for protecting the rights, safe ...

, an investigator involved in a clinical trial * New investigator, a designation for less experienced researchers * Principal investigator, a researcher in a research project

Other fields

* Private investigator, a person who does not work for the police or government, but who undertakes investigations as a subcontractor * Ghost hunter or other paranormal investigator * Psychic detective, a person who investigates crimes by using purported psychic abilities * In

Mormon missionary Missionaries of the Church of Jesus Christ of Latter-day Saints (LDS Church)—widely known as Mormon missionaries—are volunteer representatives of the church who engage variously in proselytizing, church service, humanitarian aid, and commu ...

terminology, an

investigator Investigator may refer to: Occupations Government and law * Detective, a person who investigates crimes, can be a rank and job in a police department, state or federal employee, or a civilian called a private detective * Inspector, a police rank ...

refers to someone who is investigating the LDS Church. Generally, a non-member who is taking the missionary discussions.

Media

* ''Investigator'' (magazine), journal of the Geelong Historical Society *''

The Investigator ''The Investigator'' (1954) was a radio play written by Reuben Ship and first broadcast by the Canadian Broadcasting Corporation (CBC) on May 30 of that year. The play lampooned the actions of the U.S. House Committee on Un-American Activities ...

'', a 1954 Canadian radio play * ''The Investigator'' (TV pilot), a 1973 British TV pilot *'' The Investigator: A British Crime Story,'' a British television documentary

Ships

* HMS ''Investigator'', name of ships in the Royal Navy * RV ''Investigator'', Australian research vessel built in 2013

Places

Australia

* Investigator Group, archipelago in South Australia *

Investigator Marine Park __NOTOC__ Investigator Marine Park is a marine protected area in the Australian state of South Australia located in the state's coastal waters in its west adjoining the west coast of Eyre Peninsula and islands in the Investigator Group respective ...

, a marine protected area in South Australia * Investigator Strait, a strait in South Australia