Insular

Insular is an adjective used to describe:
 * An island
 * Someone who is isolated and parochial

Insular may also refer to:

Sub-national territories or regions

 * Insular Chile
 * Insular region of Colombia
 * Insular Ecuador, administratively known as Galápagos Province
 * Insular Region (Equatorial Guinea)
 * Insular Italy
 * Insular Portugal, comprises the Madeira and Azores Autonomous Regions
 * Insular Southeast Asia
 * Insular areas of the United States
 * Insular Cases, a series of U.S. Supreme Court decisions in 1901, about the status of U.S. territories acquired in the Spanish–American War
 * Bureau of Insular Affairs, a unit of the U.S. government's War Department which administered certain insular areas from 1902 to 1939
 * Office of Insular Affairs, a unit of the U.S. Department of the Interior that oversees federal administration of several insular areas (and the successor to the Bureau of Insular Affairs).
 * Insular Government of the Philippine Islands, the U.S. territorial government that was established in 1901 and was dissolved in 1935
 * Insular Region, Venezuela

Periods of political isolation

 * Berlin, while isolated by the Berlin Wall, from 1961 to 1989
 * China, after 1422 until the 19th century
 * Japan, during most of the Tokugawa shogunate (1603–1868), when the Seclusion laws were in place
 * South Africa during apartheid, between 1948 and 1993

Other uses

 * Insular (Insulares), the term used for criollos in the former Spanish East Indies (the Philippines, the Mariana Islands, the Caroline Islands)
 * Insular art, the style of art produced in the post-Roman history of the British Isles
 * Insular Celts, the Iron Age inhabitants of the British Isles
 * Insular Celtic languages, the group of languages spoken by those people
 * Insular Christianity, more commonly known as Celtic Christianity
 * insular cortex, a part of the cerebral cortex
 * Insular dwarfism, a form of phyletic dwarfism
 * Insular script, a medieval script system originally used in Ireland
 * Insular Life, a mutual life insurance company in the Philippines