Investigator

Investigator may refer to:

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 in many countries

Science and academia

 * Clinical investigator, 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 terminology, an investigator 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, 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

Australia

 * Investigator Group, archipelago in South Australia
 * Investigator Marine Park, a marine protected area in South Australia
 * Investigator Strait, a strait in South Australia